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Configuring the Switch

3-18

3

Manual Configuration

Web

 – Click IP, General, Routing Interface. Select the VLAN through which the 

management station is attached, set the IP Address Mode to “Static,” and specify a 
“Primary” interface. Enter the IP address, subnet mask and gateway, then click 
Apply.

Figure 3-7   IP Interface Configuration - Manual

Click IP, Global Setting. If this stack and management stations exist on other 
network segments, then specify the default gateway, and click Apply.

Figure 3-8   Default Gateway

CLI

 – Specify the management interface, IP address and default gateway.

Console#config
Console(config)#interface vlan 1

4-143

Console(config-if)#ip address 10.1.0.253 255.255.255.0

4-242

Console(config-if)#exit
Console(config)#ip default-gateway 10.1.0.254

4-243

Console(config)#

Содержание ES4625

Страница 1: ...Powered by Accton Management Guide ES4625 ES4649 24 48 Port Gigabit Ethernet Stackable Layer 3 Switch...

Страница 2: ......

Страница 3: ...Management Guide Gigabit Ethernet Switch Layer 3 Switch with 20 44 RJ 45 Ports 4 Combination Ports SFP RJ 45 1 Extender Module Slot and 2 Stacking Ports...

Страница 4: ...ES4625 ES4649 F3 1 1 21 E042005 R01 149100022900A...

Страница 5: ...Resilient Configuration 2 5 Renumbering the Stack 2 5 Stack Limitations 2 5 Basic Configuration 2 6 Console Connection 2 6 Setting Passwords 2 7 Setting an IP Address 2 7 Manual Configuration 2 7 Dyn...

Страница 6: ...e System Clock 3 35 Configuring SNTP 3 35 Setting the Time Zone 3 36 Simple Network Management Protocol 3 37 Enabling the SNMP Agent 3 39 Setting Community Access Strings 3 39 Specifying Trap Managers...

Страница 7: ...arameters 3 97 Displaying LACP Port Counters 3 100 Displaying LACP Settings and Status for the Local Side 3 101 Displaying LACP Settings and Status for the Remote Side 3 103 Setting Broadcast Storm Th...

Страница 8: ...Priority 3 158 Mapping IP Port Priority 3 160 Quality of Service 3 161 Configuring Quality of Service Parameters 3 162 Configuring a Class Map 3 162 Creating QoS Policies 3 165 Attaching a Policy Map...

Страница 9: ...Local ARP Entries 3 214 Displaying ARP Statistics 3 215 Displaying Statistics for IP Protocols 3 216 IP Statistics 3 216 ICMP Statistics 3 218 UDP Statistics 3 220 TCP Statistics 3 221 Configuring St...

Страница 10: ...M Interface Settings 3 272 Displaying Interface Information 3 275 Displaying Neighbor Information 3 275 Chapter 4 Command Line Interface 4 1 Using the Command Line Interface 4 1 Accessing the CLI 4 1...

Страница 11: ...sername 4 27 enable password 4 28 IP Filter Commands 4 29 management 4 29 show management 4 30 Web Server Commands 4 31 ip http port 4 31 ip http server 4 31 ip http secure server 4 32 ip http secure...

Страница 12: ...4 52 Time Commands 4 53 sntp client 4 53 sntp server 4 54 sntp poll 4 55 show sntp 4 55 clock timezone 4 56 calendar set 4 56 show calendar 4 57 System Status Commands 4 57 show startup config 4 57 sh...

Страница 13: ...dot1x timeout quiet period 4 83 dot1x timeout re authperiod 4 84 dot1x timeout tx period 4 84 show dot1x 4 85 Access Control List Commands 4 87 IP ACLs 4 89 access list ip 4 89 permit deny Standard AC...

Страница 14: ...mp user 4 120 DHCP Commands 4 121 DHCP Client 4 121 ip dhcp client identifier 4 121 ip dhcp restart client 4 122 DHCP Relay 4 123 ip dhcp restart relay 4 123 ip dhcp relay server 4 124 DHCP Server 4 1...

Страница 15: ...t 4 152 Mirror Port Commands 4 154 port monitor 4 154 show port monitor 4 155 Rate Limit Commands 4 156 rate limit 4 156 Link Aggregation Commands 4 157 channel group 4 158 lacp 4 159 lacp system prio...

Страница 16: ...ow spanning tree mst configuration 4 188 VLAN Commands 4 188 Editing VLAN Groups 4 188 vlan database 4 189 vlan 4 189 Configuring VLAN Interfaces 4 190 interface vlan 4 190 switchport mode 4 191 switc...

Страница 17: ...cedence Interface Configuration 4 213 map ip dscp Global Configuration 4 214 map ip dscp Interface Configuration 4 214 show map ip port 4 215 show map ip precedence 4 216 show map ip dscp 4 217 Qualit...

Страница 18: ...ip igmp group 4 239 show ip igmp groups 4 240 IP Interface Commands 4 241 Basic IP Configuration 4 241 ip address 4 242 ip default gateway 4 243 show ip interface 4 244 show ip redirects 4 244 ping 4...

Страница 19: ...ospf message digest key 4 278 ip ospf cost 4 279 ip ospf dead interval 4 279 ip ospf hello interval 4 280 ip ospf priority 4 280 ip ospf retransmit interval 4 281 ip ospf transmit delay 4 282 show ip...

Страница 20: ...p pim hello holdtime 4 310 ip pim trigger hello interval 4 311 ip pim join prune holdtime 4 311 ip pim graft retry interval 4 312 ip pim max graft retries 4 312 show router pim 4 313 show ip pim inter...

Страница 21: ...re Specifications A 1 Software Features A 1 Management Features A 2 Standards A 2 Management Information Bases A 3 Appendix B Troubleshooting B 1 Problems Accessing the Management Interface B 1 Using...

Страница 22: ...Contents xxii...

Страница 23: ...Table 3 16 Address Resolution Protocol 3 210 Table 3 17 ARP Statistics 3 215 Table 3 18 IP Statistics 3 216 Table 3 19 ICMP Statistics 3 218 Table 3 20 USP Statistics 3 220 Table 3 21 TCP Statistics...

Страница 24: ...ow snmp view display description 4 116 Table 4 40 show snmp group display description 4 118 Table 4 41 show snmp user display description 4 120 Table 4 42 DHCP Commands 4 121 Table 4 43 DHCP Client Co...

Страница 25: ...ay description 4 252 Table 4 86 Routing Information Protocol Commands 4 254 Table 4 87 show rip globals display description 4 262 Table 4 88 show ip rip display description 4 263 Table 4 89 Open Short...

Страница 26: ...st Routing Commands 4 308 Table 4 110 show ip pim neighbor display description 4 314 Table 4 111 Router Redundancy Commands 4 314 Table 4 112 VRRP Commands 4 315 Table 4 113 show vrrp display descript...

Страница 27: ...emote Logs 3 31 Figure 3 19 Displaying Logs 3 32 Figure 3 20 Enabling and Configuring SMTP Alerts 3 33 Figure 3 21 Renumbering the Stack 3 34 Figure 3 22 Resetting the System 3 35 Figure 3 23 SNTP Con...

Страница 28: ...105 Figure 3 62 Mirror Port Configuration 3 106 Figure 3 63 Rate Limit Configuration 3 107 Figure 3 64 Port Statistics 3 111 Figure 3 65 Static Addresses 3 113 Figure 3 66 Dynamic Addresses 3 114 Fig...

Страница 29: ...Host Table 3 184 Figure 3 107 DNS Cache 3 185 Figure 3 108 DHCP Relay Configuration 3 187 Figure 3 109 DHCP Server General Configuration 3 189 Figure 3 110 DHCP Server Pool Configuration 3 191 Figure...

Страница 30: ...Configuration 3 252 Figure 3 143 OSPF Redistribute Configuration 3 254 Figure 3 144 OSPF NSSA Settings 3 255 Figure 3 145 OSPF Link State Database Information 3 257 Figure 3 146 OSPF Border Router Inf...

Страница 31: ...rver Supported DNS Client and proxy service Port Configuration Speed and duplex mode Rate Limiting Input and output rate limiting per port Port Mirroring One or more ports mirrored to single analysis...

Страница 32: ...tion Protocol over LANs EAPOL to request user credentials from the 802 1X client and then uses the EAP between the switch and the authentication server to verify the client s right to access the netwo...

Страница 33: ...ditional ports dramatically increase the throughput across any connection and provide redundancy by taking over the load if a port in the trunk should fail The switch supports up to 32 trunks Broadcas...

Страница 34: ...e same collision domain regardless of their physical location or connection point in the network The switch supports tagged VLANs based on the IEEE 802 1Q standard Members of VLAN groups can be dynami...

Страница 35: ...over the workload if the master fails or to load share the traffic The primary goal of this protocol is to allow a host device which has been configured with a fixed gateway to maintain network conne...

Страница 36: ...M Dense Mode and Sparse Mode PIM is a very simple protocol that uses the routing table of the unicast routing protocol enabled on an interface Dense Mode is designed for areas where the probability of...

Страница 37: ...r 80 HTTP Secure Server Enabled HTTP Secure Port Number 443 SNMP SNMP Agent Enabled Community Strings public read only private read write Traps Authentication traps enabled Link up down events enabled...

Страница 38: ...tion Ingress Port Priority 0 Weighted Round Robin Queue 0 1 2 3 4 5 6 7 Weight 1 2 4 6 8 10 12 14 IP Precedence Priority Disabled IP DSCP Priority Disabled IP Port Priority Disabled IP Settings Manage...

Страница 39: ...d Messages Logged Levels 0 7 all Messages Logged to Flash Levels 0 3 SMTP Email Alerts Event Handler Enabled but no server defined SNTP Clock Synchronization Disabled There are interoperability proble...

Страница 40: ...Introduction 1 10 1...

Страница 41: ...S 232 serial console port on the switch or remotely by a Telnet connection over the network The switch s management agent also supports SNMP Simple Network Management Protocol This SNMP agent permits...

Страница 42: ...ble to the serial port on a terminal or a PC running terminal emulation software and tighten the captive retaining screws on the DB 9 connector 2 Connect the other end of the cable to the RS 232 seria...

Страница 43: ...work The switch can also be managed by any computer using a web browser Internet Explorer 5 0 or above or Netscape Navigator 6 2 or above or from a network computer using SNMP network management softw...

Страница 44: ...cted as the Backup unit If you want to ensure a logical fail over to next unit down in the stack place the Slave unit with the lowest MAC address directly beneath the Master unit in the stack Recoveri...

Страница 45: ...d include port members on several units within the primary VLAN used for stack management Resilient Configuration If a unit in the stack fails the unit numbers will not change This means that when you...

Страница 46: ...aded if the newly added module firmware version is different from the current runtime firmware If you see this message you will have to reload the current firmware to switch as indicating in the previ...

Страница 47: ...be done in either of the following ways Manual You have to input the information including IP address and subnet mask If your management station is not in the same IP subnet as the stack s master uni...

Страница 48: ...ore need to use the ip dhcp restart client command to start broadcasting service requests Requests will be sent periodically in an effort to obtain IP configuration information BOOTP and DHCP values c...

Страница 49: ...ts To provide management access for version 1 or 2c clients you must specify a community string The switch provides a default MIB View i e an SNMPv3 construct for the default public community string t...

Страница 50: ...there are no community strings then SNMP management access from SNMP v1 and v2c clients is disabled Trap Receivers You can also specify SNMP stations that are to receive traps from the switch To confi...

Страница 51: ...ple Network Management Protocol on page 3 37 or refer to the specific CLI commands for SNMP starting on page 4 107 Saving Configuration Settings Configuration commands only modify the running configur...

Страница 52: ...file which is then used to boot the stack See Saving or Restoring Configuration Settings on page 3 22 for more information See Saving or Restoring Configuration Settings on page 3 23 for more informa...

Страница 53: ...Set user names and passwords using an out of band serial connection Access to the web agent is controlled by the same user names and passwords as the onboard configuration program See Setting Passwor...

Страница 54: ...Home Page When your web browser connects with the switch s web agent the home page is displayed as shown below The home page displays the Main Menu on the left side of the screen and System Informati...

Страница 55: ...ave to manually refresh the screen after making configuration changes by pressing the browser s refresh button Panel Display The web agent displays an image of the switch s ports The Mode can be set t...

Страница 56: ...ansfer and copying files 3 20 Delete Allows deletion of files from the flash memory 3 20 Set Startup Sets the startup file 3 20 Line 3 25 Console Sets console port connection parameters 3 25 Telnet Se...

Страница 57: ...maximum allowed MAC addresses 3 65 802 1X Port authentication 3 67 Information Displays global configuration settings 3 68 Configuration Configures global configuration parameters 3 69 Port Configura...

Страница 58: ...e output rate limit for each trunk 3 107 Port Statistics Lists Ethernet and RMON port statistics 3 108 Address Table 3 112 Static Addresses Displays entries for interface address or VLAN 3 112 Dynamic...

Страница 59: ...specifying the supported protocols 3 148 Port Configuration Maps a protocol group to a VLAN 3 149 Priority 3 150 Default Port Priority Sets the default priority for each port 3 150 Default Trunk Prior...

Страница 60: ...ember Port Table Indicates multicast addresses associated with the selected VLAN 3 176 DNS 3 181 General Configuration Enables DNS configures domain name and domain list and specifies IP address of na...

Страница 61: ...f traffic protocol errors and the number of echoes timestamps and address masks 3 218 UDP Shows statistics for UDP including the amount of traffic and errors 3 220 TCP Shows statistics for TCP includi...

Страница 62: ...nk through a transit area to the backbone 3 247 Network Area Address Configuration Defines OSPF areas and associated interfaces 3 249 Summary Address Configuration Aggregates routes learned from other...

Страница 63: ...nterface Settings Enables or disables PIM DM per interface configures protocol settings for hello prune and graft messages 3 272 Interface Information Displays summary information for each interface 3...

Страница 64: ...ent access via HTTP is enabled Web server port Shows the TCP port number used by the web interface Web secure server Shows if management access via HTTPS is enabled Web secure server port Shows the TC...

Страница 65: ...Test POST and boot code Console config hostname R D 5 4 26 Console config snmp server location WC 9 4 110 Console config snmp server contact Ted 4 109 Console config exit Console show system 4 61 Sys...

Страница 66: ...ays the status of the redundant power supply Web Click System Switch Information Figure 3 4 Switch Information CLI Use the following command to display version information Console show version 4 62 Un...

Страница 67: ...tering for unicast and multicast addresses Refer to Setting Static Addresses on page 3 112 VLAN Learning This switch uses Independent VLAN Learning IVL where each port maintains its own filtering data...

Страница 68: ...between the two end nodes must be able to accept the extended frame size And for half duplex connections all devices in the collision domain would need to support jumbo frames Command Attributes Jumbo...

Страница 69: ...nterfaces you must configure static routes page 3 222 or use dynamic routing i e either RIP page 3 224 or OSPF page 3 234 The precedence for configuring IP interfaces is the IP General Routing Interfa...

Страница 70: ...igure 3 7 IP Interface Configuration Manual Click IP Global Setting If this stack and management stations exist on other network segments then specify the default gateway and click Apply Figure 3 8 De...

Страница 71: ...reset Figure 3 9 IP Interface Configuration DHCP Note If you lose your management connection make a console connection to the Master unit and enter show ip interface to determine the new stack addres...

Страница 72: ...fy the method of file transfer along with the file type and file names as required Command Attributes File Transfer Method The firmware copy operation includes these options file to file Copies a file...

Страница 73: ...ddress of the TFTP server set the file type to opcode enter the file name of the software to download select a file on the switch to overwrite or specify a new file name then click Apply If you replac...

Страница 74: ...fig as the file type then enter the source and destination file names When the file has finished downloading set the new file to start up the system and then restart the switch To start the new firmwa...

Страница 75: ...e startup configuration to a file on the switch startup config to running config Copies the startup config to the running config startup config to tftp Copies the startup configuration to a TFTP serve...

Страница 76: ...tftp to startup config or tftp to file and enter the IP address of the TFTP server Specify the name of the file to download select a file on the switch to overwrite or specify a new file name and then...

Страница 77: ...ge 0 65535 seconds Default 0 seconds Password Threshold Sets the password intrusion threshold which limits the number of failed logon attempts When the logon attempt threshold is reached the system in...

Страница 78: ...assword for the line connection When a connection is started on a line with password protection the system prompts for the password If you enter the correct password the system shows a prompt Default...

Страница 79: ...the interval that the system waits until user input is detected If user input is not detected within the timeout interval the current session is terminated Range 0 65535 seconds Default 600 seconds Pa...

Страница 80: ...nection parameters for Telnet access then click Apply Figure 3 16 Configuring the Telnet Interface CLI Enter Line Configuration mode for a virtual terminal then specify the connection parameters as re...

Страница 81: ...ables disables the logging of debug or error messages to the logging process Default Enabled Flash Level Limits log messages saved to the switch s permanent flash memory for all levels up to the speci...

Страница 82: ...s of 16 to 23 The facility type is used by the syslog server to dispatch log messages to an appropriate service The attribute specifies the facility type tag sent in syslog messages See RFC 3164 This...

Страница 83: ...type and set the logging trap Console config logging host 10 1 0 9 4 45 Console config logging facility 23 4 45 Console config logging trap 4 4 46 Console config logging trap Console config exit Cons...

Страница 84: ...ers on the network and can be retrieved using POP or IMAP clients Command Attributes Admin Status Enables disables the SMTP function Default Enabled Email Source Address Sets the email address used fo...

Страница 85: ...ecify up to five recipients Use the New Email Destination Address text field and the Add Remove buttons to configure the list Web Click System Log SMTP Enable SMTP specify a source email address and s...

Страница 86: ...ed on the unit identification number You should therefore remember to save the current configuration after renumbering the stack For a line topology the stack is numbered from top to bottom with the f...

Страница 87: ...the factory default set at the last bootup When the SNTP client is enabled the switch periodically sends a request for a time update to a configured time server You can configure up to three time ser...

Страница 88: ...of hours and minutes your time zone is east before or west after of UTC Command Attributes Current Time Displays the current time Name Assigns a name to the time zone Range 1 29 characters Hours 0 13...

Страница 89: ...ge the device These objects are defined in a Management Information Base MIB that provides a standard presentation of the information controlled by the agent SNMP defines both the format of the MIB sp...

Страница 90: ...le 3 4 SNMPv3 Security Models and Levels Model Level Group Read View Write View Notify View Security v1 noAuthNoPriv public read only defaultview none none Community string only v1 noAuthNoPriv privat...

Страница 91: ...Trap Managers should be listed in this table For security reasons you should consider removing the default strings Command Attributes SNMP Community Capability The switch supports up to five community...

Страница 92: ...ption options authNoPriv or authPriv the user name must first be defined in the SNMPv3 Users page page 3 44 Otherwise the authentication password and or privacy password will not exist and the switch...

Страница 93: ...in the SNMPv3 Users page for Version 3 clients Range 1 32 characters case sensitive Trap UDP Port Specifies the UDP port number used by the trap manager Trap Version Indicates if the user is running...

Страница 94: ...ure 3 27 Configuring SNMP Trap Managers CLI This example adds a trap manager and enables authentication traps Configuring SNMPv3 Management Access To configure SNMPv3 management access to the switch f...

Страница 95: ...ID Enter an ID of up to 26 hexadecimal characters and then click Save Figure 3 28 Setting the SNMPv3 Engine ID CLI This example sets an SNMPv3 engine ID Specifying a Remote Engine ID To send inform m...

Страница 96: ...e name of the SNMP group to which the user is assigned Range 1 32 characters Security Model The user security model SNMP v1 v2c or v3 Security Level The security level used for the user noAuthNoPriv T...

Страница 97: ...to another SNMPv3 group Web Click SNMP SNMPv3 Users Click New to configure a user name In the New User page define a name and assign it to a group then click Add to save the configuration and return...

Страница 98: ...e remote deivce where the remote user resides Note that the remote engine identifier must be specified before you configure a remote user See Specifying a Remote Engine ID on page 3 43 Remote IP The I...

Страница 99: ...imum of eight plain text characters is required Web Click SNMP SNMPv3 Remote Users Click New to configure a user name In the New User page define a name and assign it to a group then click Add to save...

Страница 100: ...ommunications AuthNoPriv SNMP communications use authentication but the data is not encrypted only available for the SNMPv3 security model AuthPriv SNMP communications use both authentication and encr...

Страница 101: ...SNMP entity acting in an agent role has detected that the ifOperStatus object for one of its communication links is about to enter the down state from some other state but not from the notPresent sta...

Страница 102: ...ects the first object indicates the master version whereas the second represents the slave version swModuleVer MismatchNotificaiton 1 3 6 1 4 1 259 6 10 64 2 1 0 57 This trap is sent when the slide in...

Страница 103: ...n click Delete Figure 3 32 Configuring SNMPv3 Groups CLI Use the snmp server group command to configure a new group specifying the security model and level and restricting MIB access to defined read a...

Страница 104: ...MIB tree Wild cards can be used to mask a specific portion of the OID string Type Indicates if the object identifier of a branch within the MIB tree is included or excluded from the SNMP view Web Clic...

Страница 105: ...er Filters management access to the web SNMP or Telnet interface Configuring User Accounts The guest only has read access for most configuration parameters However the administrator has write access f...

Страница 106: ...password Range 0 8 characters plain text case sensitive Change Password Sets a new password for the specified user Web Click Security User Accounts To configure a new user account enter the user name...

Страница 107: ...sequence and the corresponding parameters for the remote authentication protocol Local and remote logon authentication control management access via the console port web browser or Telnet RADIUS and...

Страница 108: ...n the string Maximum length 20 characters Number of Server Transmits Number of times the switch tries to authenticate logon access via the authentication server Range 1 30 Default 2 Timeout for a repl...

Страница 109: ...uthentication login radius 4 70 Console config radius server port 181 4 73 Console config radius server key green 4 73 Console config radius server retransmit 5 4 74 Console config radius server timeo...

Страница 110: ...bar for Internet Explorer 5 x or above and Netscape Navigator 6 2 or above The following web browsers and operating systems currently support HTTPS To specify a secure site certificate see Replacing...

Страница 111: ...e certificate and a private key and password from a recognized certification authority Note For maximum security we recommend you obtain a unique Secure Sockets Layer certificate at the earliest oppor...

Страница 112: ...RADIUS or TACACS remote authentication server as specified on the Authentication Settings page page 3 55 If public key authentication is specified by the client then you must configure authentication...

Страница 113: ...tored on the switch can access it The following exchanges take place during this process a The client sends its public key to the switch b The switch compares the client s public key to those stored i...

Страница 114: ...on with the switch and then negotiates with the client to select either DES 56 bit or 3DES 168 bit for data encryption Save Host Key from Memory to Flash Saves the host key from RAM i e volatile memor...

Страница 115: ...Default 768 The server key is a private key that is never shared outside the switch The host key is shared with the SSH client and is fixed at 1024 bits Console ip ssh crypto host key generate 4 37 Co...

Страница 116: ...n It shows that the administrator has made a connection via SHH and then disables this connection Console config ip ssh server 4 37 Console config ip ssh timeout 100 4 37 Console config ip ssh authent...

Страница 117: ...rt will stop learning The MAC addresses already in the address table will be retained and will not age out Any other device that attempts to use the port will be prevented from accessing the switch Co...

Страница 118: ...llowed on a port and click Apply Figure 3 39 Port Security CLI This example selects the target port sets the port security action to send a trap and disable the port specifies a maximum address count...

Страница 119: ...lenge but the authentication method to be used The client can reject the authentication method and request another depending on the configuration of the client software and the RADIUS server The authe...

Страница 120: ...tem Authentication Control The global setting for 802 1X Web Click Security 802 1X Information Figure 3 40 802 1X Global Information CLI This example shows the default global setting for 802 1X Consol...

Страница 121: ...atus Indicates if authentication is enabled or disabled on the port Default Disabled Operation Mode Allows single or multiple hosts clients to connect to an 802 1X authorized port Range Single Host Mu...

Страница 122: ...ter which a connected client must be re authenticated Range 1 65535 seconds Default 3600 seconds TX Period Sets the time period during an authentication session that the switch waits before re transmi...

Страница 123: ...nable 802 1X Port Summary Port Name Status Operation Mode Mode Authorized 1 1 disabled Single Host ForceAuthorized yes 1 2 enabled Single Host Auto yes 1 25 disabled Single Host ForceAuthorized n a 1...

Страница 124: ...of EAP Resp Id frames that have been received by this Authenticator Rx EAP Resp Oth The number of valid EAP Response frames other than Resp Id frames that have been received by this Authenticator Rx...

Страница 125: ...02 1X Port Statistics CLI This example displays the dot1x statistics for port 4 Console show dot1x statistics interface ethernet 1 4 4 85 Eth 1 4 Rx EAPOL EAPOL EAPOL EAPOL EAP EAP EAP Start Logoff In...

Страница 126: ...to five different sets of addresses either individual addresses or address ranges When entering addresses for the same group i e SNMP web or Telnet the switch will not accept overlapping address rang...

Страница 127: ...agement access for Telnet clients Console config management telnet client 192 168 1 19 4 29 Console config management telnet client 192 168 1 25 192 168 1 30 Console config exit Console show managemen...

Страница 128: ...packets matching the permit deny rules specified in an ingress ACL You can also configure up to seven user defined masks for an ingress or egress ACL Command Usage The following restrictions apply to...

Страница 129: ...me in the Name field select the list type IP Standard IP Extended or MAC and click Add to open the configuration page for the new list Figure 3 45 Selecting ACL Type CLI This example creates a standar...

Страница 130: ...deny rules Source Destination Address Type Specifies the source or destination IP address Use Any to include all possible addresses Host to specify a specific host address in the Address field or IP...

Страница 131: ...0 63 Control Code Bit Mask Decimal number representing the code bits to match The control bitmask is a decimal number for an equivalent binary bit mask that is applied to the control code Enter a deci...

Страница 132: ...g packets if the source address is in subnet 10 7 1 x For example if the rule is matched i e the rule 10 7 1 0 255 255 255 0 equals the masked address 10 7 1 2 255 255 255 0 the packet passes through...

Страница 133: ...Bit Mask VLAN bitmask Range 1 4093 Ethernet Type This option can only be used to filter Ethernet II formatted packets Range 600 fff hex A detailed listing of Ethernet protocol types can be found in R...

Страница 134: ...ect MAC enter a base address and a hexidecimal bitmask for an address range Set any other required criteria such as VID Ethernet type or packet format Then click Add Figure 3 48 ACL Configuration MAC...

Страница 135: ...der in which the ACL rules are entered First create the required ACLs and the ingress or egress masks before mapping an ACL to an interface You must configure a mask for an ACL rule before you can bin...

Страница 136: ...to match any address Host to specify a host address not a subnet or IP to specify a range of addresses Options Any Host IP Default Any Source Destination Subnet Mask Source or destination address of r...

Страница 137: ...his shows that the entries in the mask override the precedence in which the rules are entered into the ACL In the following example packets with the source address 10 1 1 1 are dropped because the den...

Страница 138: ...Source Destination Bit Mask Address of rule must match this bitmask VID Bitmask VLAN ID of rule must match this bitmask Ethernet Type Bit Mask Ethernet type of rule must match this bitmask Packet Form...

Страница 139: ...oes not support the explicit deny any any rule for the egress IP ACL or the egress MAC ACLs If these rules are included in an ACL and you attempt to bind the ACL to an interface for egress checking th...

Страница 140: ...face label Type Indicates the port type 1000BASE T SFP or 10G Admin Status Shows if the interface is enabled or disabled Oper Status Indicates if the link is Up or Down Speed Duplex Status Shows the c...

Страница 141: ...tem on the web see Setting the Switch s IP Address on page 3 17 Configuration Name Interface label Port admin Shows if the interface is enabled or disabled i e up or down Speed duplex Shows the curren...

Страница 142: ...on status Provides detailed information on port state Displayed only when the link is up Operation speed duplex Shows the current speed and duplex mode Flow control type8 Indicates the type of flow co...

Страница 143: ...gs for speed and mode The following capabilities are supported 10half Supports 10 Mbps half duplex operation 10full Supports 10 Mbps full duplex operation 100half Supports 100 Mbps half duplex operati...

Страница 144: ...face ethernet 1 13 4 143 Console config if description RD SW 13 4 144 Console config if shutdown 4 148 Console config if no shutdown Console config if no negotiation 4 145 Console config if speed dupl...

Страница 145: ...t in the trunk the other ports provide redundancy by taking over the load if a port in the trunk fails However before making any physical connections between devices use the web interface or CLI to sp...

Страница 146: ...orts and also disconnect the ports before removing a static trunk via the configuration interface Command Attributes Member List Current Shows configured trunks Trunk ID Unit Port New Includes entry f...

Страница 147: ...t be configured for full duplex either by forced mode or auto negotiation Trunks dynamically established through LACP will also be shown in the Member List on the Trunk Membership menu see page 3 94 C...

Страница 148: ...enabled trunk ports on another switch to form a trunk Console config interface ethernet 1 1 4 143 Console config if lacp 4 159 Console config if exit Console config interface ethernet 1 6 Console conf...

Страница 149: ...Priority LACP system priority is used to determine link aggregation group LAG membership and to identify this device to other switches during LAG negotiations Range 0 65535 Default 32768 Ports must be...

Страница 150: ...ou can optionally configure these settings for the Port Partner Be aware that these settings only affect the administrative state of the partner and will not take effect until the next time an aggrega...

Страница 151: ...onsole config if lacp actor system priority 3 Console config if lacp actor admin key 120 Console config if lacp actor port priority 512 Console config if end Console show lacp sysid 4 163 Channel Grou...

Страница 152: ...roup Marker Sent Number of valid Marker PDUs transmitted from this channel group Marker Received Number of valid Marker PDUs received by this channel group Marker Unknown Pkts Number of frames receive...

Страница 153: ...ormation administratively configured for the partner Distributing If false distribution of outgoing frames on this link is disabled i e distribution is currently disabled and is not expected to be ena...

Страница 154: ...e LACP configuration settings and operational state for the local side of port channel 1 Console show lacp 1 internal 4 163 Port channel 1 Oper Key 3 Admin Key 0 Eth 1 2 LACPDUs Internal 30 sec LACP S...

Страница 155: ...gned by the LACP protocol Partner Admin Port Number Current administrative value of the port number for the protocol Partner Partner Oper Port Number Operational port number assigned to this aggregati...

Страница 156: ...143 is acceptable However the resolution for the 10 Gigabit port is in steps of 1041 pps Command Attributes Port9 Port number Trunk10 Trunk number Type Indicates the port type 1000BASE T SFP or 10G Pr...

Страница 157: ...143 Console config if no switchport broadcast 4 149 Console config if exit Console config interface ethernet 1 2 Console config if switchport broadcast packet rate 600 4 149 Console config if end Cons...

Страница 158: ...monitored Range 1 8 Source Port The port whose traffic will be monitored Range 1 25 49 Type Allows you to select which traffic to mirror to the target port Rx receive Tx transmit or Both Default Rx T...

Страница 159: ...onforming traffic is dropped conforming traffic is forwarded without any changes Command Attribute Rate Limit Sets the output rate limit for an interface Default Status Disabled Default Rate Gigabit E...

Страница 160: ...at this sub layer Received Broadcast Packets The number of packets delivered by this sub layer to a higher sub layer which were addressed to a broadcast address at this sub layer Received Discarded P...

Страница 161: ...icular interface fails due to an internal MAC sublayer transmit error Multiple Collision Frames A count of successfully transmitted frames for which transmission is inhibited by more than one collisio...

Страница 162: ...ber of frames received that were longer than 1518 octets excluding framing bits but including FCS octets and were otherwise well formed Fragments The total number of frames received that were less tha...

Страница 163: ...nfiguration 3 111 3 Web Click Port Port Statistics Select the required interface and click Query You can also use the Refresh button at the bottom of the page to update the screen Figure 3 64 Port Sta...

Страница 164: ...l address of a device mapped to this interface VLAN ID of configured VLAN 1 4093 Console show interfaces counters ethernet 1 12 4 151 Ethernet 1 12 Iftable stats Octets input 868453 Octets output 3492...

Страница 165: ...nd traffic is found in the database the packets intended for that address are forwarded directly to the associated port Otherwise the traffic is flooded to all ports Command Attributes Interface Indic...

Страница 166: ...x select the method of sorting the displayed addresses and then click Query Figure 3 66 Dynamic Addresses CLI This example also displays the address table entries for port 1 Console show mac address t...

Страница 167: ...en a primary link goes down The spanning tree algorithms supported by this switch include these versions STP Spanning Tree Protocol IEEE 802 1D RSTP Rapid Spanning Tree Protocol IEEE 802 1w MSTP Multi...

Страница 168: ...d to support independent spanning trees based on VLAN groups Once you specify the VLANs to include in a Multiple Spanning Tree Instance MSTI the protocol will automatically build an MSTI tree to maint...

Страница 169: ...es The number of times the Spanning Tree has been reconfigured Last Topology Change Time since the Spanning Tree was last reconfigured These additional parameters are only displayed for the CLI Spanni...

Страница 170: ...onsecutive RSTP MSTP BPDUs Path Cost Method The path cost is used to determine the best path between devices The path cost method is used to determine the range of values that can be assigned to each...

Страница 171: ...ransmits as described below STP Mode If the switch receives an 802 1D BPDU i e STP BPDU after a port s migration delay timer expires the switch assumes it is connected to an 802 1D bridge and starts u...

Страница 172: ...t device root port and designated port The device with the highest priority becomes the STA root device However if all devices have the same priority the device with the lowest MAC address will then b...

Страница 173: ...ed to each interface Long Specifies 32 bit based values that range from 1 200 000 000 This is the default Short Specifies 16 bit based values that range from 1 65535 Transmission Limit The maximum tra...

Страница 174: ...Configuring the Switch 3 122 3 Web Click Spanning Tree STA Configuration Modify the required attributes and click Apply Figure 3 69 STA Global Configuration...

Страница 175: ...s and the other is discarding All ports are discarding when the switch is booted then some of them change state to learning and then to forwarding Forward Transitions The number of times this port has...

Страница 176: ...t or is the MSTI regional root i e master port or is an alternate or backup port that may provide connectivity if other bridges bridge ports or LANs fail or are removed The role is set to disabled i e...

Страница 177: ...rt You can enable this option if an interface is attached to a LAN segment that is at the end of a bridged LAN or to an end node Since end nodes cannot cause forwarding loops they can pass directly th...

Страница 178: ...information Discarding Port receives STA configuration messages but does not forward packets Learning Port has transmitted configuration messages for an interval set by the Forward Delay parameter wit...

Страница 179: ...ration mode Range Ethernet 200 000 20 000 000 Fast Ethernet 20 000 2 000 000 Gigabit Ethernet 2 000 200 000 10 Gigabit Ethernet 200 20 000 Default Ethernet Half duplex 2 000 000 full duplex 1 000 000...

Страница 180: ...node in a single instance fails and allowing for faster convergence of a new topology for the failed instance By default all VLANs are assigned to the Internal Spanning Tree MST Instance 0 that conne...

Страница 181: ...e MSTI settings Command Attributes MST Instance Instance identifier of this spanning tree Default 0 Priority The priority of a spanning tree instance Range 0 61440 in steps of 4096 Options 0 4096 8192...

Страница 182: ...d by settings for each port Console show spanning tree mst 1 4 186 Spanning tree information Spanning tree mode MSTP Spanning tree enabled disabled enabled Instance 1 VLANs configuration 1 Priority 32...

Страница 183: ...ernal oper path cost 10000 Priority 128 Designated cost 0 Designated port 128 1 Designated root 32768 1 0030F1D473A0 Designated bridge 32768 1 0030F1D473A0 Fast forwarding disabled Forward transitions...

Страница 184: ...isplays STA settings for instance 0 followed by settings for each port The settings for instance 0 are global settings that apply to the IST page 3 116 the settings for other instances only apply to t...

Страница 185: ...ributes can be configured MST Instance ID Instance identifier to configure Range 0 4094 Default 0 Priority Defines the priority used for this port in the Spanning Tree Protocol If the path cost for al...

Страница 186: ...auto configuration mode Range Ethernet 200 000 20 000 000 Fast Ethernet 20 000 2 000 000 Gigabit Ethernet 2 000 200 000 10 Gigabit Ethernet 200 20 000 Default Ethernet Half duplex 2 000 000 full duple...

Страница 187: ...Ns inherently provide a high level of network security since traffic must pass through a configured Layer 3 link to reach a different VLAN This switch supports the following VLAN features Up to 255 VL...

Страница 188: ...ame VLAN Untagged VLANs can be used to manually isolate user groups or subnets However you should use IEEE 802 3 tagged VLANs with GVRP whenever possible to fully automate VLAN registration Automatic...

Страница 189: ...he same untagged VLAN However to participate in a VLAN group that crosses several switches you should create a VLAN for that group and enable tagging on all ports Ports can be assigned to multiple tag...

Страница 190: ...AN 802 1Q VLAN GVRP Status Enable or disable GVRP click Apply Figure 3 75 Globally Enabling GVRP CLI This example enables GVRP for the switch Displaying Basic VLAN Information The VLAN Basic Informati...

Страница 191: ...e this VLAN was created i e System Up Time Status Shows how this VLAN was added to the switch Dynamic GVRP Automatically learned via GVRP Permanent Added as a static entry Egress Ports Shows all the V...

Страница 192: ...he default untagged VLAN New Allows you to specify the name and numeric identifier for a new VLAN group The VLAN name is only used for management on this system it is not added to the VLAN tag VLAN ID...

Страница 193: ...page to configure VLAN groups based on the port index page 3 143 However note that this configuration page can only add ports to a VLAN as tagged members 2 VLAN 1 is the default untagged VLAN containi...

Страница 194: ...untagged that is not carry a tag and therefore not carry VLAN or CoS information Note that an interface must be assigned to at least one group as an untagged port Forbidden Interface is forbidden from...

Страница 195: ...ID and then click Add to add the interface as a tagged member or click Remove to remove the interface After configuring VLAN membership for each interface click Apply Figure 3 80 VLAN Static Membershi...

Страница 196: ...l frame types any received frames that are untagged are assigned to the default VLAN Option All Tagged Default All Ingress Filtering Determines how to process frames tagged for VLANs for which the ing...

Страница 197: ...mode for an interface Default Hybrid 1Q Trunk Specifies a port as an end point for a VLAN trunk A trunk is a direct link between two switches so the port transmits tagged frames that identify the sour...

Страница 198: ...e Private VLAN function Web Click VLAN Private VLAN Status Select Enable or Disable from the scroll down box and click Apply Figure 3 82 Private VLAN Status CLI This example enables private VLANs Cons...

Страница 199: ...ls cannot be easily grouped into a common VLAN This may require non standard devices to pass traffic between different VLANs in order to encompass all the devices participating in a specific protocol...

Страница 200: ...nd Attributes Protocol Group ID Group identifier of this protocol group Range 1 2147483647 Frame Type17 Frame type used by this protocol Options Ethernet RFC_1042 LLC_other Protocol Type The only opti...

Страница 201: ...processed in the following manner If the frame is tagged it will be processed according to the standard rules applied to tagged frames If the frame is untagged and the protocol type matches the frame...

Страница 202: ...rity and then sorted into the appropriate priority queue at the output port Command Usage This switch provides eight priority queues for each port It uses Weighted Round Robin to prevent head of queue...

Страница 203: ...onsole config if switchport priority default 5 4 207 Console config if end Console show interfaces switchport ethernet 1 5 4 152 Information of Eth 1 5 Broadcast threshold Enabled 500 packets second L...

Страница 204: ...lications are shown in the following table However you can map the priority levels to the switch s output queues in any way that benefits application traffic for your own network Command Attributes Pr...

Страница 205: ...r CoS priorities is implemented as an interface configuration command but any changes will apply to the all interfaces on the switch Console config interface ethernet 1 1 4 143 Console config queue co...

Страница 206: ...er priority queues Web Click Priority Queue Mode Select Strict or WRR then click Apply Figure 3 88 Queue Mode CLI The following sets the queue mode to strict priority service mode Setting the Service...

Страница 207: ...en click Apply Figure 3 89 Queue Scheduling CLI The following example shows how to assign WRR weights to each of the priority queues Console config queue bandwidth 1 3 5 7 9 11 13 15 4 208 Console con...

Страница 208: ...t queues in the following manner The precedence for priority mapping is IP Port Priority IP Precedence or DSCP Priority and then Default Port Priority IP Precedence and DSCP Priority cannot both be en...

Страница 209: ...application types ToS bits are defined in the following table Command Attributes IP Precedence Priority Table Shows the IP Precedence to CoS map Class of Service Value Maps a CoS value to the selecte...

Страница 210: ...different kinds of forwarding The DSCP default values are defined in the following table Note that all the DSCP values that are not specified are mapped to CoS value 0 Command Attributes DSCP Priority...

Страница 211: ...t 1 and then displays the DSCP Priority settings Mapping specific values for IP DSCP is implemented as an interface configuration command but any changes will apply to the all interfaces on the switch...

Страница 212: ...ty Table Shows the IP port to CoS map IP Port Number TCP UDP Set a new IP port number Class of Service Value Sets a CoS value for a new IP port Note that 0 represents low priority and 7 represent high...

Страница 213: ...es or routers that access the Internet rely on class information to provide the same forwarding treatment to packets in the same class Class information can be assigned by end hosts or switches or rou...

Страница 214: ...rate 6 Use the Service Policy to assign a policy map to a specific interface Configuring a Class Map A class map is used for matching packets to a specified class Command Usage To configure a Class Ma...

Страница 215: ...ss Class Configuration Class Name Name of the class map Range 1 32 characters Type Only one match command is permitted per class map so the match any field refers to the criteria specified by the lone...

Страница 216: ...ng Class Maps CLI This example creates a class map call rd class and sets it to match packets marked for DSCP service value 3 Console config class map rd_class match any 4 219 Console config cmap matc...

Страница 217: ...policers for 10G Ethernet ingress ports Policing is based on a token bucket where bucket depth i e the maximum burst before the bucket overflows is by specified the Burst field and the average rate to...

Страница 218: ...lass map Action Configures the service provided to ingress traffic by setting a CoS DSCP or IP Precedence value in a matching packet as specified in Match Class Settings on page 3 162 Range CoS 0 7 DS...

Страница 219: ...3 167 3 Web Click QoS DiffServ Policy Map to display the list of existing policy maps To add a new policy map click Add Policy To configure the policy rule settings click Edit Classes Figure 3 96 Conf...

Страница 220: ...a policy map to an egress queue Command Attributes Ports Specifies a port Ingress Applies the rule to ingress traffic Enabled Check this to enable a policy map on the specified port Policy Map Select...

Страница 221: ...optimize a switched network s performance so multicast packets will only be forwarded to those ports containing multicast group hosts or multicast routers switches instead of flooding traffic to all...

Страница 222: ...ulticast clients and servers and dynamically configure the switch ports which need to forward multicast traffic Static IGMP Router Interface If IGMP snooping cannot locate the IGMP querier you can man...

Страница 223: ...otocol such as DVMRP or PIM to support IP multicasting across the Internet Command Attributes IGMP Status When enabled the switch will monitor network traffic to determine which hosts want to receive...

Страница 224: ...ip igmp snooping querier 4 230 Console config ip igmp snooping query count 10 4 230 Console config ip igmp snooping query interval 100 4 231 Console config ip igmp snooping query max response time 20...

Страница 225: ...attached to a neighboring multicast router switch for each VLAN ID Command Attributes VLAN ID ID of configured VLAN 1 4093 Multicast Router List Multicast routers dynamically discovered by this switch...

Страница 226: ...oll down list VLAN ID Selects the VLAN to propagate all multicast traffic coming from the attached multicast router Unit Stack unit Range 1 8 Port or Trunk Specifies the interface attached to a multic...

Страница 227: ...eb Click IGMP Snooping IP Multicast Registration Table Select a VLAN ID and the IP address for a multicast service from the scroll down lists The switch will display all the interfaces that are propag...

Страница 228: ...cts the VLAN to propagate all multicast traffic coming from the attached multicast router switch Multicast IP The IP address for a specific multicast service Unit Stack unit Range 1 8 Port or Trunk Sp...

Страница 229: ...rs This switch uses IGMP Internet Group Management Protocol to query for any attached hosts that want to receive a specific multicast service The hosts may respond with several types of IP multicast m...

Страница 230: ...n the Query Interval Query Interval Configures the frequency at which host query messages are sent Range 1 255 Default 125 seconds Multicast routers send host query messages to determine the interface...

Страница 231: ...fig if ip igmp 4 235 Console config if ip igmp last memb query interval 10 4 237 Console config if ip igmp max resp interval 20 4 237 Console config if ip igmp query interval 100 4 237 Console config...

Страница 232: ...rt has been received this object has the value 0 0 0 0 Up time The time elapsed since this entry was created Expire The time remaining before this entry will be aged out Default 260 seconds V1 Timer T...

Страница 233: ...tial order If there is no domain list the default domain name is used If there is a domain list the default domain name is not used When an incomplete host name is received by the DNS service on this...

Страница 234: ...a domain list However remember that if a domain list is specified the default domain name is not used Console config ip domain name sample com 4 137 Console config ip domain list sample com uk 4 138 C...

Страница 235: ...ces may support one or more connections via multiple IP addresses If more than one IP address is associated with a host name in the static table or via information returned from a name server a DNS cl...

Страница 236: ...ply Figure 3 106 DNS Static Host Table CLI This example maps two address to a host name and then configures an alias host name for the same addresses Console config ip host rd5 192 168 1 55 10 1 0 55...

Страница 237: ...ys 4 indicating a cache entry and therefore unreliable Type This field includes CNAME which specifies the canonical or primary name for the owner and ALIAS which specifies multiple domain names which...

Страница 238: ...rvice for attached host devices If DHCP relay is enabled and this switch sees a DHCP request broadcast it inserts its own IP address into the request so that the DHCP server will know the subnet where...

Страница 239: ...the switch s DHCP relay agent in order of preference Restart DHCP Relay Use this button to enable or re initialize DHCP relay service Web Click DHCP Relay Configuration Enter up to five IP addresses f...

Страница 240: ...specific client if required However any fixed addresses must fall within the range of an existing network address pool You can configure up to 32 fixed host addresses i e entering one address per poo...

Страница 241: ...r a single address or an address range and click Add Figure 3 109 DHCP Server General Configuration CLI This example enables the DHCP and sets an excluded address range Console config service dhcp 4 1...

Страница 242: ...address pool However if no matching address pool is found the request is ignored When searching for a manual binding the switch compares the client identifier and then the hardware address for DHCP cl...

Страница 243: ...S node type for Microsoft DHCP clients Options Broadcast Hybrid Mixed Peer to Peer Default Hybrid Domain Name The domain name of the client Range 1 32 characters Bootfile The default boot image for a...

Страница 244: ...Configuration CLI This example configures a network address pool Console config ip dhcp pool tps 4 126 Console config dhcp network 10 1 0 0 255 255 255 0 4 127 Console config dhcp default router 10 1...

Страница 245: ...address pool Console config ip dhcp pool mgr 4 126 Console config dhcp host 10 1 0 19 255 255 255 0 4 132 Console config dhcp hardware address 00 e0 29 94 34 28 ethernet 4 134 Console config dhcp cli...

Страница 246: ...r after moving DHCP service to another device Entry Count Number of hosts that have been given addresses by the switch Note More than one DHCP server may respond to a service request by a host In this...

Страница 247: ...rticipating in the virtual group as the address for the master virtual router VRRP then selects the backup routers based on the specified virtual router priority Router redundancy can be set up in any...

Страница 248: ...feature which allows a router to take over as the master router when it comes on line Command Usage Address Assignment The IP address assigned to the virtual router must already be configured on the r...

Страница 249: ...t and it will always resume control as the master virtual router when it comes back on line The preempt function only allows a backup router to take over from another backup router that is temporarily...

Страница 250: ...take over as the master virtual router if it has a higher priority than the acting master virtual router i e another backup router that has taken over from the VRRP group address owner Default Enabled...

Страница 251: ...Configuring Router Redundancy 3 199 3 Web Click IP VRRP Group Configuration Select the VLAN ID enter the VRID group number and click Add Figure 3 114 VRRP Group Configuration...

Страница 252: ...eal interface on this router to make it the master virtual router for the group Otherwise enter the virtual address for an existing group to make it a backup router Click Add IP to enter an IP address...

Страница 253: ...n number VRRP Packets with Invalid VRID The total number of VRRP packets received with an invalid VRID for this virtual router Web Click IP VRRP Global Statistics Figure 3 116 VRRP Global Statistics C...

Страница 254: ...Number of VRRP packets received by the virtual router with IP TTL Time To Live not equal to 255 Received Priority 0 Packets Number of VRRP packets received by the virtual router with priority set to 0...

Страница 255: ...r of Received Error Advertisement Interval Packets 0 Total Number of Received Authentication Failures Packets 0 Total Number of Received Error IP TTL VRRP Packets 0 Total Number of Received Priority 0...

Страница 256: ...should first create VLANs for each unique user group or application traffic page 3 140 assign all ports that belong to the same group to these VLANs page 3 141 and then assign an IP interface to each...

Страница 257: ...h The router can also use the ARP protocol to find out the MAC address of the destination node of the next router as necessary Note In order to perform IP switching the switch should be recognized by...

Страница 258: ...vector or hop count which serves as a rough estimate of transmission cost Each router broadcasts its advertisement every 30 seconds together with any updates to its routing table This allows all rout...

Страница 259: ...mic unicast routing If IP routing is enabled all IP packets are routed using either static routing or dynamic routing via RIP or OSPF and other packets for all non IP protocols e g NetBuei NetWare or...

Страница 260: ...d first create a VLAN for each unique user group or for each network application and its associated users Then assign the ports associated with each of these VLANs Command Attributes VLAN ID of config...

Страница 261: ...these addresses one at a time and click Set IP Configuration after entering each address Figure 3 119 IP Routing Interface CLI This example sets a primary IP address for VLAN 1 and then adds a seconda...

Страница 262: ...ir address does not match the destination IP address in the message However if it does match they write their own hardware address into the destination MAC address field and send the message back to t...

Страница 263: ...ensive use of Proxy ARP can degrade router performance because it may lead to increased ARP traffic and increased search time for larger ARP address tables Command Attributes Timeout Sets the aging ti...

Страница 264: ...entry via the configuration interface Command Attributes IP Address IP address statically mapped to a physical MAC address Valid IP addresses consist of four numbers 0 to 255 separated by periods MAC...

Страница 265: ...P address of a dynamic entry in the cache MAC Address MAC address mapped to the corresponding IP address Interface VLAN interface associated with the address entry Dynamic to Static22 Changes a select...

Страница 266: ...ntry Entry Count The number of local entries in the ARP cache Web Click IP ARP Other Addresses Figure 3 123 ARP Other Addresses Console show arp 4 247 Arp cache timeout 1200 seconds IP Address MAC Add...

Страница 267: ...ype Interface 10 1 0 0 ff ff ff ff ff ff other 1 10 1 0 11 00 11 22 33 44 55 static 1 10 1 0 12 01 02 03 04 05 06 static 1 10 1 0 19 00 10 b5 62 03 74 dynamic 1 10 1 0 253 00 00 ab cd 00 00 other 1 10...

Страница 268: ...ests 0 mask replies 0 quench 0 timestamp 0 time exceeded 0 parameter problem UDP statistics Rcvd 0 total 0 checksum errors 0 no port Sent 0 total TCP statistics Rcvd 0 total 0 checksum errors Sent 0 t...

Страница 269: ...r IP options etc Unknown Protocols Received The number of locally addressed datagrams received successfully but discarded because of an unknown or unsupported protocol Received Packets Delivered The t...

Страница 270: ...out more suitable routes i e the next hop router to use for a specific destination Table 3 19 ICMP Statistics Parameter Description Messages The total number of ICMP messages which the entity received...

Страница 271: ...MP Timestamp request messages received sent Timestamp Replies The number of ICMP Timestamp Reply messages received sent Address Masks The number of ICMP Address Mask Request messages received sent Add...

Страница 272: ...lex too slow or just unnecessary Web Click IP Statistics UDP Figure 3 127 UDP Statistics CLI See the example on page 3 215 Table 3 20 USP Statistics Parameter Description Datagrams Received The total...

Страница 273: ...YN SENT state from the CLOSED state Failed Connection Attempts The number of times TCP connections have made a direct transition to the CLOSED state from either the SYN SENT state or the SYN RCVD stat...

Страница 274: ...nsure network accessibility Command Attributes Interface Index number of the IP interface IP Address IP address of the destination network subnetwork or host Netmask Network mask for the associated IP...

Страница 275: ...k connected to that interface Command Attributes Interface Index number of the IP interface IP Address IP address of the destination network subnetwork or host Note that the address 0 0 0 0 indicates...

Страница 276: ...have been acquired Poison reverse Propagate routes back to an interface port from which they have been acquired but set the distance vector metrics to infinity This provides faster convergence Trigge...

Страница 277: ...ocol messages The update timer is the fundamental timer used to control all basic RIP processes Setting the update timer to a short interval can cause the router to spend an excessive amount of time p...

Страница 278: ...click Apply Figure 3 131 RIP General Settings CLI This example sets the router to use RIP Version 2 and sets the basic timer to 15 seconds Console config router rip 4 254 Console config router versio...

Страница 279: ...191 is class B and the first two fields in the network address are used 192 223 is class C and the first three fields in the network address are used Command Attributes Subnet Address IP address of a...

Страница 280: ...ctively Use RIPv1 Compatible to propagate route information by broadcasting to other routers on the network using the RIPv2 advertisement list instead of multicasting as normally required by RIPv2 Usi...

Страница 281: ...face RIPv1 Sends only RIPv1 packets RIPv2 Sends only RIPv2 packets RIPv1 Compatible Route information is broadcast to other routers with RIPv2 Default Do Not Send Does not transmit RIP updates The def...

Страница 282: ...on option and corresponding password Then click Apply Figure 3 133 RIP Interface Settings CLI This example sets the receive version to accept both RIPv1 or RIPv2 messages the send mode to RIPv1 compat...

Страница 283: ...ries received by this router Interface Information Interface IP address of the interface SendMode RIP version sent on this interface none RIPv1 RIPv2 rip1Compatible ReceiveMode RIP version received on...

Страница 284: ...Configuring the Switch 3 232 3 Web Click Routing Protocol RIP Statistics Figure 3 134 RIP Statistics...

Страница 285: ...0 Console show ip rip configuration 4 262 Interface SendMode ReceiveMode Poison Authentication 10 1 0 253 rip1Compatible RIPv1Orv2 SplitHorizon noAuthentication 10 1 1 253 rip1Compatible RIPv1Orv2 Spl...

Страница 286: ...used to calculate summary route costs throughout the network when older OSPF routers exist as well as the not so stubby area option RFC 1587 Command Usage OSPF looks at more than just the simple hop c...

Страница 287: ...This is an important technique for limiting the amount of traffic exchanged between Area Border Routers ABRs And finally you must specify a virtual link to any OSPF area that is not physically attach...

Страница 288: ...at the AS Boundary Router field must be enabled and the Advertise Default Route field properly configured Default Disabled Advertise Default Route24 The router can advertise a default external route i...

Страница 289: ...ration CLI This example configures the router with the same settings as shown in the screen capture for the web interface Console config router ospf 4 265 Console config router router id 10 1 1 253 4...

Страница 290: ...an area border router adjacent to a stub can be configured to send a default external route into the stub for all destinations outside the local area or the autonomous system This route will also be a...

Страница 291: ...he same external routing data so that the exit point does not need to be determined for each external destination Command Attributes Area ID Identifier for an area stub or NSSA Area Type Specifies a n...

Страница 292: ...es area 0 0 0 1 as a normal area area 0 0 0 2 as a stub and area 0 0 0 3 as an NSSA It also configures the router to propagate a default summary route into the stub and sets the cost for this default...

Страница 293: ...VLSMs so you can summarize an address range on any bit boundary in a network address To summarize the external LSAs imported into your autonomous system i e local routing domain use the Summary Addre...

Страница 294: ...mmand is to advertise the route summary The configured summary route is shown in the list of information displayed for area 1 Console config router area 0 0 0 1 range 10 1 1 0 255 255 255 0 4 271 Cons...

Страница 295: ...This router supports up 64 OSPF interfaces Detail Interface Configuration VLAN ID The VLAN corresponding to the selected interface Rtr Priority Sets the interface priority for this router Range 0 255...

Страница 296: ...s indicate slower ports Range 1 65535 Default 1 This router uses a default cost of 1 for all ports Therefore if you install a Gigabit module you need to reset the cost for all of the 100 Mbps ports to...

Страница 297: ...or routers must use the same key identifier and key value When changing to a new key the router will send multiple copies of all protocol messages one with the old key and another with the new key Onc...

Страница 298: ...g interface vlan 1 Console config if ip ospf priority 5 4 280 Console config if ip ospf transmit delay 6 4 282 Console config if ip ospf retransmit interval 7 4 281 Console config if ip ospf hello int...

Страница 299: ...you cannot configure a virtual link that runs through a stub or NSSA area Virtual links can also be used to create a redundant link between any area and the backbone to help prevent partitioning or t...

Страница 300: ...n existing link click the Detail button for the required entry modify the link settings and click Set Figure 3 140 OSPF Virtual Link Configuration CLI This example configures a virtual link from the A...

Страница 301: ...ed to the backbone either directly or through a virtual link if a direct physical connection is not possible An area initially configured via the Network Area Address Configuration page is set as a no...

Страница 302: ...col OSPF Network Area Address Configuration Configure a backbone area that is contiguous with all the other areas in your network configure an area for all of the other OSPF interfaces then click Appl...

Страница 303: ...82 Routing Process with ID 10 1 1 253 Supports only single TOS TOS0 route Number of area in this router is 4 Area 0 0 0 0 BACKBONE Number of interfaces in this area is 1 SPF algorithm executed 8 times...

Страница 304: ...st enable external route redistribution via the Redistribute Configuration screen view the routes imported into the routing table and then configure one or more summary addresses to reduce the size of...

Страница 305: ...tinations outside the autonomous system AS via External LSAs Specify Type 1 to add the internal cost metric to the external route metric In other words the cost of the route from any router within the...

Страница 306: ...Attributes Area ID Identifier for an not so stubby area NSSA Default Information Originate An NSSA ASBR originates and floods Type 7 external LSAs throughout its area for known network destination ou...

Страница 307: ...r modify the routing behavior for an existing NSSA and click Apply Figure 3 144 OSPF NSSA Settings CLI This example configures area 0 0 0 1 as a stub and sets the cost for the default summary route to...

Страница 308: ...e 3 Area border routers can generate Summary LSAs that give the cost to a subnetwork located outside the area AS Summary Type 4 Area border routers can generate AS Summary LSAs that give the cost to a...

Страница 309: ...se Information Specify parameters for the LSAs you want to display then click Query Figure 3 145 OSPF Link State Database Information CLI The CLI provides a wider selection of display options for view...

Страница 310: ...both Rte Type Route type either intra area or interarea route INTRA or INTER Area The area from which this route was learned SPF No The number of times the shortest path first algorithm has been execu...

Страница 311: ...l communications established ExStart Initializing adjacency between neighbors Exchange Database descriptions being exchanged Loading LSA databases being exchanged Full Neighboring routers now fully ad...

Страница 312: ...table making it routing protocol independent Also note that the Dense Mode version of PIM is supported on this router because it is suitable for densely populated multicast groups which occur primari...

Страница 313: ...ectly attached subnetworks or on subnetworks attached to downstream routers Field Attributes Group Address IP group address for a multicast service Source Address Subnetwork containing the IP multicas...

Страница 314: ...Configuring the Switch 3 262 3 Web Click IP Multicast Routing Multicast Routing Table Click Detail to display additional information for any entry Figure 3 149 Multicast Routing Table...

Страница 315: ...d another source routed via PIM Console show ip mroute 4 297 IP Multicast Forwarding is enabled IP Multicast Routing Table Flags P Prune F Forwarding 234 5 6 7 10 1 0 0 255 255 255 0 Owner DVMRP Upstr...

Страница 316: ...source of this multicast traffic When this router receives the multicast message it checks its unicast routing table to locate the port that provides the shortest path back to the source If that path...

Страница 317: ...viously sent a prune message now discovers a new group member on one of its connections it sends a graft message to the upstream router When an upstream router receives this message it cancels the pru...

Страница 318: ...ffect for a multicast tree Range 1 65535 Default 7200 seconds Default Gateway27 Specifies the default DVMRP gateway for IP multicast traffic Default none The specified interface advertises itself as a...

Страница 319: ...g Command Attributes DVMRP Interface Information Interface VLAN interface on this router that has enabled DVMRP Address IP address of this VLAN interface Metric The metric for this interface used to c...

Страница 320: ...downstream group members within the VLAN But if IGMP snooping is disabled then the interface will flood incoming multicast traffic to all ports in the attached VLAN Web Click Routing Protocol DVMRP In...

Страница 321: ...neighbor to check for changes in neighbor capabilities Refer to DVMRP IETF Draft v3 10 section 3 2 1 for a detailed description of these bits These bits are described below Leaf bit 0 Neighbor has onl...

Страница 322: ...s used to forward IP multicast traffic The routes listed in the table do not reflect actual multicast traffic flows For this information you should look at the IGMP Member Port Table page 3 176 or the...

Страница 323: ...he packet to all the other interfaces for which is has not already received a prune message for this specific source group pair DVMRP holds the prune state for about two hours while PIM DM holds it fo...

Страница 324: ...t flooding by default and are only removed from the multicast routing table when the router determines that there are no group members or downstream routers or when a prune message is received from a...

Страница 325: ...ream from a particular source forwards this traffic to all other PIM interfaces on the router If there are no requesting groups on that interface the leaf node sends a prune message upstream and enter...

Страница 326: ...llo interval 60 4 310 Console config if ip pim hello holdtime 210 4 310 Console config if ip pim trigger hello interval 10 4 311 Console config if ip pim join prune holdtime 60 4 311 Console config if...

Страница 327: ...Interface Information CLI This example shows the PIM DM interface summary for VLAN 1 Displaying Neighbor Information You can display all the neighboring PIM DM routers Command Attributes Neighbor Addr...

Страница 328: ...Protocol PIM DM Neighbor Information Figure 3 157 PIM DM Neighbor Information CLI This example displays the only neighboring PIM DM router Console show ip pim neighbor 4 314 Address VLAN Interface Upt...

Страница 329: ...ed the CLI displays the Console prompt and enters privileged access mode i e Privileged Exec But when the guest user name and password is entered the CLI displays the Console prompt and enters normal...

Страница 330: ...ommand and the IP address of the device you want to access 2 At the prompt enter the user name and system password The CLI will display the Vty n prompt for the administrator to show that you are usin...

Страница 331: ...ow startup config To enter commands that require parameters enter the required parameters after the command keyword For example to set a password for the administrator enter Console config username ad...

Страница 332: ...rmation of interfaces ip IP information lacp Show LACP statistic line TTY line information logging Show the contents of logging buffers mac MAC access lists mac address table Set configuration of the...

Страница 333: ...sages to a host server To disable logging specify the no logging command This guide describes the negation effect for all applicable commands Using Command History The CLI maintains a history of comma...

Страница 334: ...r of the commands are available in this mode You can access all commands only from the Privileged Exec command mode or administrator mode To access Privilege Exec mode open a new console session with...

Страница 335: ...on These commands modify the console port and Telnet configuration and include command such as parity and databits Router Configuration These commands configure global settings for unicast and multica...

Страница 336: ...cess list ip mask precedence access list mac access list mac mask precedence Console config std acl Console config ext acl Console config ip mask acl Console config mac acl Console config mac mask acl...

Страница 337: ...Ctrl B Shifts cursor to the left one character Ctrl C Terminates the current task and displays the command prompt Ctrl E Shifts cursor to end of command line Ctrl F Shifts cursor to the right one char...

Страница 338: ...rors data to another port for analysis without affecting the data passing through or the performance of the monitored port 4 154 Rate Limiting Controls the maximum rate for traffic transmitted or rece...

Страница 339: ...tarts the line configuration mode GC 4 12 login Enables password checking at login LC 4 12 password Specifies a password on a line LC 4 13 timeout login response Sets the interval that the system wait...

Страница 340: ...screen displays such as show users However the serial communication parameters e g databits do not affect Telnet connections Example To enter console line mode enter the following command Related Comm...

Страница 341: ...and passwords for remote authentication servers you must use the RADIUS or TACACS software installed on those servers Example Related Commands username 4 27 password 4 13 password This command specif...

Страница 342: ...ng Syntax timeout login response seconds no timeout login response seconds Integer that specifies the timeout interval Range 0 300 seconds 0 disabled Default Setting CLI Disabled 0 seconds Telnet 300...

Страница 343: ...minated This command applies to both the local console and Telnet connections The timeout for Telnet cannot be disabled Using the command without specifying a timeout restores the default setting Exam...

Страница 344: ...lent time 4 16 silent time This command sets the amount of time the management console is inaccessible after the number of unsuccessful logon attempts exceeds the threshold set by the password thresh...

Страница 345: ...an be used to mask the high bit on input from devices that generate 7 data bits with parity If parity is being generated specify 7 data bits per character If no parity is required specify 8 data bits...

Страница 346: ...Line Configuration Command Usage Set the speed to match the baud rate of the device connected to the serial port Some baud rates available on devices connected to the port might not be supported The s...

Страница 347: ...Specifying session identifier 0 will disconnect the console connection Specifying any other identifiers for an active session will disconnect an SSH or Telnet connection Example Related Commands show...

Страница 348: ...Disabled Login timeout Disabled Silent time Disabled Baudrate auto Databits 8 Parity none Stopbits 1 VTY configuration Password threshold 3 times Interactive timeout 600 sec Login timeout 300 sec Con...

Страница 349: ...enable password 4 28 disable This command returns to Normal Exec mode from privileged mode In normal access mode you can only display basic information on the switch s configuration or Ethernet stati...

Страница 350: ...6 Default Setting None Command Mode Privileged Exec Example Related Commands end 4 23 show history This command shows the contents of the command history buffer Default Setting None Command Mode Norm...

Страница 351: ...tion information stored in non volatile memory by the copy running config startup config command Default Setting None Command Mode Privileged Exec Command Usage This command resets the entire system E...

Страница 352: ...tion mode and then quit the CLI session quit This command exits the configuration program Default Setting None Command Mode Normal Exec Privileged Exec Command Usage The quit and exit commands can bot...

Страница 353: ...Filter Configures IP addresses that are allowed management access 4 29 Web Server Enables management access via a web browser 4 31 Telnet Server Enables management access via Telnet 4 34 Secure Shell...

Страница 354: ...umber This command resets the switch unit identification numbers in the stack All stack members are numbered sequentially starting from the top unit for a non loop stack or starting from the Master un...

Страница 355: ...ame of the user Maximum length 8 characters case sensitive Maximum users 16 access level level Specifies the user level The device has two predefined privilege levels 0 Normal Exec 15 Privileged Exec...

Страница 356: ...level Level 15 for Privileged Exec Levels 0 14 are not used 0 7 0 means plain password 7 means encrypted password password password for this privilege level Maximum length 8 characters plain text 32 e...

Страница 357: ...mmand Usage If anyone tries to access a management interface on the switch from an invalid address the switch will reject the connection enter an event message in the system log and send a trap messag...

Страница 358: ...Telnet groups http client Adds IP address es to the web group snmp client Adds IP address es to the SNMP group telnet client Adds IP address es to the Telnet group Command Mode Privileged Exec Exampl...

Страница 359: ...his command allows this device to be monitored or configured from a browser Use the no form to disable this function Syntax no ip http server Default Setting Enabled Command Mode Global Configuration...

Страница 360: ...e client authenticates the server using the server s digital certificate The client and server negotiate a set of security protocols to use for the connection The client and server generate session ke...

Страница 361: ...secure port port_number The UDP port used for HTTPS Range 1 65535 Default Setting 443 Command Mode Global Configuration Command Usage You cannot configure the HTTP and HTTPS servers to use the same p...

Страница 362: ...vironments These tools including commands such as rlogin remote login rsh remote shell and rcp remote copy are not secure from hostile attacks The Secure Shell SSH includes server client applications...

Страница 363: ...he host public key during the initial connection setup with the switch Otherwise you need to manually create a known hosts file on the management station and place the host public key in it An entry f...

Страница 364: ...eve 192 168 1 19 4 Set the Optional Parameters Set other optional parameters including the authentication timeout the number of retries and the server key size 5 Enable SSH Service Use the ip ssh serv...

Страница 365: ...nnection with the switch and then negotiates with the client to select either DES 56 bit or 3DES 168 bit for data encryption You must generate DSA and RSA host keys before enabling the SSH server Exam...

Страница 366: ...te a user Use the no form to restore the default setting Syntax ip ssh authentication retries count no ip ssh authentication retries count The number of authentication attempts permitted after which t...

Страница 367: ...username Name of an SSH user Range 1 8 characters dsa DSA public key type rsa RSA public key type Default Setting Deletes both the DSA and RSA key Command Mode Privileged Exec Example ip ssh crypto h...

Страница 368: ...Related Commands ip ssh crypto zeroize 4 40 ip ssh save host key 4 41 ip ssh crypto zeroize This command clears the host key from memory i e RAM Syntax ip ssh crypto zeroize dsa rsa dsa DSA key type...

Страница 369: ...splays the connection settings used when authenticating client access to the SSH server Command Mode Privileged Exec Example show ssh This command displays the current SSH server connections Command M...

Страница 370: ...ion Started Authentication Started Session Started Username The user name of the client Encryption The encryption method is automatically negotiated between the client and server Options for SSHv1 5 i...

Страница 371: ...AACBAPWKZTPbsRIB8ydEXcxM3dyV yrDbKStIlnzD Dg0h2Hxc YV44sXZ2JXhamLK6P8bvuiyacWbUW a4PAtp1KMSdqsKeh3hKoA3vRRSy1N2XFfAKxl5fwFfv JlPdOkFgzLGMinvSNYQwiQXbKTBH0Z4mUZpE85PWxDZMaCNBPjBrRAAAAFQChb4vsdfQGNIjw b...

Страница 372: ...e permanent memory ram Event history stored in temporary RAM i e memory flushed on power reset level One of the levels listed below Messages sent include the selected level down to level 0 Range 0 7...

Страница 373: ...address The IP address of a syslog server Default Setting None Command Mode Global Configuration Command Usage By using this command more than once you can build up a list of host IP addresses The max...

Страница 374: ...verity Use this command without a specified level to enable remote logging Use the no form to disable remote logging Syntax logging trap level no logging trap level One of the syslog severity levels l...

Страница 375: ...ing This command displays the configuration settings for logging messages to local switch memory to an SMTP event handler or to a remote syslog server Syntax show logging flash ram sendmail trap flash...

Страница 376: ...message level s reported based on the logging history command Console show logging trap Syslog logging Enable REMOTELOG status disable REMOTELOG facility type local use 7 REMOTELOG level type Debuggi...

Страница 377: ...cipients Console show log ram 1 00 01 30 2001 01 01 VLAN 1 link up notification level 6 module 5 function 1 and event no 1 0 00 01 30 2001 01 01 Unit 1 Port 1 link up notification level 6 module 5 fun...

Страница 378: ...oses the connection To open a connection the switch first selects the server that successfully sent mail during the last connection or the first server configured by this command If it fails to send m...

Страница 379: ...address used in alert messages Range 1 41 characters Default Setting None Command Mode Global Configuration Command Usage You may use an symbolic email address that identifies the switch or the addre...

Страница 380: ...d Command Mode Global Configuration Example show logging sendmail This command displays the settings for the SMTP event handler Command Mode Normal Exec Privileged Exec Example Console config logging...

Страница 381: ...om time servers is used to record accurate dates and times for log events Without SNTP the switch only records the time starting from the factory default set at the last bootup i e 00 00 00 Jan 1 2001...

Страница 382: ...rvers from which the switch will poll for time updates when set to SNTP client mode The client will poll the time servers in the order specified until a response is received It issues time synchroniza...

Страница 383: ...how sntp This command displays the current time and configuration settings for the SNTP client and indicates whether or not the local time has been properly updated Command Mode Normal Exec Privileged...

Страница 384: ...enwich Mean Time or GMT based on the earth s prime meridian zero degrees longitude To display a time corresponding to your local time you must indicate the number of hours and minutes your time zone i...

Страница 385: ...one Command Mode Privileged Exec Console calendar set 15 12 34 1 February 2002 Console Console show calendar 15 12 34 February 1 2002 Console Table 4 23 System Status Commands Command Function Mode Pa...

Страница 386: ...for the console port and Telnet Example Console show startup config building startup config please wait stackingDB 0000000000000000 stackingDB stackingMac 01_00 20 1a df 9c a0_00 stackingMac stackingM...

Страница 387: ...ls and includes the configuration mode command and corresponding commands This command displays the following information MAC address for each switch in the stack SNTP server settings SNMP community s...

Страница 388: ...00_00 00 00 00 00 00_00 stackingMac stackingMac 00_00 00 00 00 00 00_00 stackingMac phymap 00 30 f1 d4 73 a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0...

Страница 389: ...able Switch System OID string 1 3 6 1 4 1 259 6 10 64 System information System Up time 0 days 1 hours 23 minutes and 44 61 seconds System Name NONE System Location NONE System Contact NONE MAC Addres...

Страница 390: ...ersion information for the system Default Setting None Command Mode Normal Exec Privileged Exec Command Usage See Displaying Switch Hardware Software Versions on page 3 13 for detailed information on...

Страница 391: ...end nodes such as a computer or server must support this feature Also when the connection is operating at full duplex all switches in the network between the two end nodes must be able to accept the e...

Страница 392: ...copy unit file file Keyword that allows you to copy to from a file running config Keyword that allows you to copy to from the current running configuration startup config The configuration used for s...

Страница 393: ...ce the startup configuration you must use startup config as the destination Use the copy file unit command to copy a local file to another switch in the stack Use the copy unit file command to copy a...

Страница 394: ...file name startup Write to FLASH Programming Write to FLASH finish Success Console Console copy tftp startup config TFTP server ip address 10 1 0 99 Source configuration file name startup 01 Startup c...

Страница 395: ...e shows how to delete the test2 cfg configuration file from flash memory Related Commands dir 4 67 delete public key 4 39 dir This command displays a list of files in flash memory Syntax dir unit boot...

Страница 396: ...t Stack unit Range 1 8 Default Setting None Command Mode Privileged Exec Table 4 26 File Directory Information Column Heading Description file name The name of the file file type File types Boot Rom O...

Страница 397: ...ig Configuration file opcode Run time operation code filename Name of configuration file or code image unit Stack unit Range 1 8 The colon is required Default Setting None Command Mode Global Configur...

Страница 398: ...best effort delivery while TCP offers a connection oriented transport Also note that RADIUS encrypts only the password in the access request packet from the client to the server while TACACS encrypts...

Страница 399: ...age 4 20 Use the no form to restore the default Syntax authentication enable local radius tacacs no authentication enable local Use local password only radius Use RADIUS server password only tacacs Us...

Страница 400: ...th_port timeout timeout retransmit retransmit key key index Allows you to specifiy up to five servers These servers are queried in sequence until a server responds or the retransmit period expires hos...

Страница 401: ...port port_number RADIUS server UDP port used for authentication messages Range 1 65535 Default Setting 1812 Command Mode Global Configuration Example radius server key This command sets the RADIUS en...

Страница 402: ...Mode Global Configuration Example radius server timeout This command sets the interval between transmitting authentication requests to the RADIUS server Use the no form to restore the default Syntax r...

Страница 403: ...els for each user or group that require management access to a switch Console show radius server Remote RADIUS server configuration Global settings Communication key with RADIUS server Server port num...

Страница 404: ...mmand Mode Global Configuration Example tacacs server port This command specifies the TACACS server network port Use the no form to restore the default Syntax tacacs server port port_number no tacacs...

Страница 405: ...blank spaces in the string Maximum length 20 characters Default Setting None Command Mode Global Configuration Example show tacacs server This command displays the current settings for the TACACS ser...

Страница 406: ...without any keywords to disable port security Use the no form with the appropriate keyword to restore the default settings for a response to security violation or for the maximum number of allowed ad...

Страница 407: ...et the maximum number of addresses to the default You can also manually add secure addresses with the mac address table static command A secure port has the following restrictions Cannot use port moni...

Страница 408: ...GC 4 81 dot1x max req Sets the maximum number of times that the switch retransmits an EAP request identity packet to the client before it times out the authentication session IC 4 81 dot1x port contro...

Страница 409: ...nd Mode Interface Configuration Example dot1x port control This command sets the dot1x mode on a port interface Use the no form to restore the default Syntax dot1x port control auto force authorized f...

Страница 410: ...eyword for the maximum number of hosts count The maximum number of hosts that can connect to a port Range 1 1024 Default 5 Default Single host Command Mode Interface Configuration Command Usage The ma...

Страница 411: ...le re authentication Syntax no dot1x re authentication Command Mode Interface Configuration Example dot1x timeout quiet period This command sets the time that a switch port waits after the Max Request...

Страница 412: ...on the switch waits during an authentication session before re transmitting an EAP packet Use the no form to reset to the default value Syntax dot1x timeout tx period seconds no dot1x timeout tx peri...

Страница 413: ...port control mode page 4 81 Authorized Authorization status yes or n a not authorized 802 1X Port Details Displays the port access control parameters for each interface including the following items r...

Страница 414: ...d Backend State Machine State Current state including request response success fail timeout idle initialize Request Count Number of EAP Request packets sent to the Supplicant without receiving a respo...

Страница 415: ...the packet is dropped and if no rules match for a list of all deny rules the packet is accepted There are three filtering modes Standard IP ACL mode STD ACL filters packets based on the source IP add...

Страница 416: ...mac unknown packets The order in which active ACLs are checked is as follows 1 User defined rules in the Egress MAC ACL for egress ports 2 User defined rules in the Egress IP ACL for egress ports 3 Us...

Страница 417: ...ule to the list To remove a rule use the no permit or no deny command followed by the exact text of a previously configured rule An ACL can contain up to 32 rules Table 4 34 IP ACL Commands Command Fu...

Страница 418: ...e appended to the end of the list Address bitmasks are similar to a subnet mask containing four integers from 0 to 255 each separated by a period The binary mask uses 1 bits to indicate match and 0 bi...

Страница 419: ...rt sport bitmask destination port dport port bitmask control flag control flags flag bitmask protocol number A specific protocol number Range 0 255 source Source IP address destination Destination IP...

Страница 420: ...Synchronize 4 rst Reset 8 psh Push 16 ack Acknowledgement 32 urg Urgent pointer For example use the code value and mask below to catch packets with the following flags set SYN flag valid use control c...

Страница 421: ...control masks Use the no form to delete the mask table Syntax no access list ip mask precedence in out in Ingress mask for ingress ACLs out Egress mask for egress ACLs Default Setting Default system...

Страница 422: ...Check the protocol field any Any address will be matched host The address must be for a host device not a subnetwork source bitmask Source address of rule must match this bitmask destination bitmask D...

Страница 423: ...f precedence to look for a match in the ACL entries The first entry matching a mask is applied to the inbound packet This shows that the entries in the mask override the precedence in which the rules...

Страница 424: ...ole config if ip access group A2 in Console config if end Console show access list IP standard access list A2 deny host 171 69 198 102 permit any Console Console config access list ip extended A3 Cons...

Страница 425: ...config ext acl permit any any Switch config ext acl deny tcp any any control flag 2 2 Switch config ext acl end Console show access list IP extended access list A6 permit any any deny tcp any any con...

Страница 426: ...and Usage A port can only be bound to one ACL If a port is already bound to an ACL and you bind it to a different ACL the switch will replace the old binding with the new one You must configure a mask...

Страница 427: ...y the exact text of a previously configured rule An ACL can contain up to 32 rules Example Table 4 35 MAC ACL Commands Command Function Mode Page access list mac Creates a MAC ACL and enters configura...

Страница 428: ...rotocol protocol bitmask no permit deny untagged eth2 any host source source address bitmask any host destination destination address bitmask ethertype protocol protocol bitmask no permit deny tagged...

Страница 429: ...e the following 0800 IP 0806 ARP 8137 IPX Example This rule permits packets from any source MAC address to the destination address 00 e0 29 94 34 de where the Ethernet type is 0800 Related Commands ac...

Страница 430: ...les but instead by the order of the masks i e the first mask that matches a rule will determine the rule that is applied to a packet Example Related Commands mask MAC ACL 4 102 mac access group 4 105...

Страница 431: ...shows how to create an Ingress MAC ACL and bind it to a port You can then see that the order of the rules have been changed by the mask Console config access list mac M4 Console config mac acl permit...

Страница 432: ...ype 0806 Console config mac acl end Console show access list MAC access list M5 deny tagged 802 3 host 00 11 11 11 11 11 any deny tagged eth2 host 00 11 11 11 11 11 any vid 3 ethertype 0806 Console co...

Страница 433: ...can only be bound to one ACL If a port is already bound to an ACL and you bind it to a different ACL the switch will replace the old binding with the new one You must configure a mask for an ACL rule...

Страница 434: ...Show all ACLs and associated rules PE 4 106 show access group Shows the ACLs assigned to each port PE 4 106 Console show access list IP standard access list david permit host 10 1 1 21 permit 168 92...

Страница 435: ...server Syntax no snmp server Default Setting Enabled Command Mode Global Configuration Table 4 37 SNMP Commands Command Function Mode Page snmp server Enables the SNMP agent GC 4 107 show snmp Display...

Страница 436: ...config snmp server Console config Console show snmp SNMP Agent enabled SNMP traps Authentication enable Link up down enable SNMP communities 1 private and the privilege is read write 2 public and the...

Страница 437: ...ions are able to both retrieve and modify MIB objects Default Setting public Read only access Authorized management stations are only able to retrieve MIB objects private Read write access Authorized...

Страница 438: ...t port no snmp server host host addr host addr Internet address of the host the targeted recipient Maximum host addresses 5 trap destination IP address entries inform Notifications are sent as inform...

Страница 439: ...cations are sent globally For a host to receive notifications at least one snmp server enable traps command and the snmp server host command for that host must be enabled Some notification types canno...

Страница 440: ...or priv options the user name must first be defined with the snmp server user command Otherwise the authentication password and or privacy password will not exist and the switch will not authorize SN...

Страница 441: ...Related Commands snmp server host 4 110 snmp server engine id This command configures an identification string for the SNMPv3 engine Use the no form to restore the default Syntax snmp server engine i...

Страница 442: ...deleted or changed all SNMP users will be cleared You will need to reconfigure all existing users page 4 119 Example Related Commands snmp server host 4 110 show snmp engine id This command shows the...

Страница 443: ...access to the entire MIB tree Command Mode Global Configuration Command Usage Views are used in the snmp server group command to restrict user access to specified portions of the MIB tree The predefin...

Страница 444: ...Simple Network Management Protocol on page 3 37 for further information about these authentication and encryption options readview Defines the view for read access 1 64 characters writeview Defines t...

Страница 445: ...thm is used as specified in the snmp server user command When privacy is selected the DES 56 bit algorithm is used for data encryption For additional information on the notification messages supported...

Страница 446: ...e Notify View none Storage Type volatile Row Status active Group Name public Security Model v2c Read View defaultview Write View none Notify View none Storage Type volatile Row Status active Group Nam...

Страница 447: ...password Authentication password Enter as plain text if the encrypted option is not used Otherwise enter an encrypted password A minimum of eight characters is required priv des56 Uses SNMPv3 with pri...

Страница 448: ...mmand Mode Privileged Exec Example Console config snmp server user steve group r d v3 auth md5 greenpeace priv des56 einstien Console config snmp server user mark group r d remote 192 168 1 19 v3 auth...

Страница 449: ...ient identifier text A text string Range 1 15 characters hex The hexadecimal value Default Setting None Command Mode Interface Configuration VLAN Row Status The row status of this entry SNMP remote us...

Страница 450: ...server to reassign the client s last address if available If the BOOTP or DHCP server has been moved to a different domain the network portion of the address provided to the client will be based on th...

Страница 451: ...it allocates a free IP address for the DHCP client from its defined scope for the DHCP client s subnet and sends a DHCP response back to the DHCP relay agent i e this switch This switch then broadcas...

Страница 452: ...lay server 10 1 0 99 Console config if Table 4 45 DHCP Server Commands Command Function Mode Page service dhcp Enables the DHCP server feature on this switch GC 4 125 ip dhcp excluded address Specifie...

Страница 453: ...ress range high address The last IP address in an excluded address range netbios node type Configures NetBIOS node type for Microsoft DHCP clients DC 4 131 lease Sets the duration an IP address is ass...

Страница 454: ...anges to DHCP Pool Configuration mode identified by the config dhcp prompt From this mode first configure address pools for the network interfaces using the network command You can also manually bind...

Страница 455: ...lient request was received It then searches for a manually configured host address that falls within the matching network pool If no manually configured host address is found it assigns an address fro...

Страница 456: ...omain Specifies the domain name of the client Range 1 32 characters Default Setting None Command Mode DHCP Pool Configuration Example dns server This command specifies the Domain Name System DNS IP se...

Страница 457: ...is typically a Trivial File Transfer Protocol TFTP server Default Setting None Command Mode DHCP Pool Configuration Example Related Commands bootfile 4 129 bootfile This command specifies the name of...

Страница 458: ...ess2 no netbios name server address1 Specifies IP address of primary NetBIOS WINS name server address2 Specifies IP address of alternate NetBIOS WINS name server Default Setting None Command Mode DHCP...

Страница 459: ...to a DHCP client Use the no form to restore the default value Syntax lease days hours minutes infinite no lease days Specifies the duration of the lease in numbers of days Range 0 364 hours Specifies...

Страница 460: ...client request i e the request was not forwarded by a relay server the switch searches for a network pool matching the interface through which the client request was received It then searches for a m...

Страница 461: ...uration Command Usage This command identifies a DHCP client to bind to an address specified in the host command If both a client identifier and hardware address are configured for a host address the c...

Страница 462: ...hernet Command Mode DHCP Pool Configuration Command Usage This command identifies a DHCP or BOOTP client to bind to an address specified in the host command BOOTP clients cannot transmit a client iden...

Страница 463: ...vice to another device Example Related Commands show ip dhcp binding 4 135 show ip dhcp binding This command displays address bindings on the DHCP server Syntax show ip dhcp binding address address Sp...

Страница 464: ...onding IP address address2 address8 Additional corresponding IP addresses Default Setting No static entries Command Mode Global Configuration Table 4 46 DNS Commands Command Function Mode Page ip host...

Страница 465: ...ries Default Setting None Command Mode Privileged Exec Example This example clears all static entries from the DNS table ip domain name This command defines the default domain name appended to incompl...

Страница 466: ...e domain name Range 1 64 characters Default Setting None Command Mode Global Configuration Command Usage Domain names are added to the end of the list one at a time When an incomplete host name is rec...

Страница 467: ...6 server address1 IP address of domain name server server address2 server address6 IP address of additional domain name servers Default Setting None Command Mode Global Configuration Command Usage The...

Страница 468: ...before you can enable DNS If all name servers are deleted DNS will automatically be disabled Example This example enables DNS and then displays the configuration Console config ip domain server 192 1...

Страница 469: ...lias if it is mapped to the same address es as a previously configured entry show dns This command displays the configuration of the DNS service Command Mode Privileged Exec Example Console show hosts...

Страница 470: ...s net 7 4 CNAME 66 218 71 86 298 www yahoo akadns net 8 4 ALIAS POINTER TO 7 298 www yahoo com Console Table 4 47 show dns cache display description Field Description NO The entry number for each reso...

Страница 471: ...rface configuration IC 4 144 speed duplex Configures the speed and duplex operation of a given interface when autonegotiation is disabled IC 4 144 negotiation Enables autonegotiation of a given interf...

Страница 472: ...a description to port 4 speed duplex This command configures the speed and duplex mode of a given interface when autonegotiation is disabled Use the no form to restore the default Syntax speed duplex...

Страница 473: ...x mode under auto negotiation the required mode must be specified in the capabilities list for an interface Example The following example configures port 5 to 100 Mbps half duplex operation Related Co...

Страница 474: ...ex operation 100half Supports 100 Mbps half duplex operation 10full Supports 10 Mbps full duplex operation 10half Supports 10 Mbps half duplex operation Default Setting 1000BASE T 10half 10full 100hal...

Страница 475: ...iation on the selected interface When using the negotiation command to enable auto negotiation the optimal settings will be determined by the capabilities command To enable flow control under auto neg...

Страница 476: ...he switch to use the built in RJ 45 port for the combination port 48 shutdown This command disables an interface To restart a disabled interface use the no form Syntax no shutdown Default Setting All...

Страница 477: ...reshold packets above that threshold are dropped Broadcast control does not effect IP multicast traffic The resolution for Gigabit ports is 1 packet per second pps i e any setting between 500 262143 i...

Страница 478: ...ears statistics on port 5 show interfaces status This command displays the status for an interface Syntax show interfaces status interface interface ethernet unit port unit Stack unit Range 1 8 port P...

Страница 479: ...ed by this command see Showing Port Statistics on page 3 108 Console show interfaces status ethernet 1 5 Information of Eth 1 5 Basic information Port type 1000T Mac address 00 30 F1 D4 73 A5 Configur...

Страница 480: ...put 0 Error input 0 Error output 0 Unknown protos input 0 QLen output 0 Extended iftable stats Multi cast input 0 Multi cast output 3064 Broadcast input 262 Broadcast output 1 Ether like stats Alignme...

Страница 481: ...4 149 LACP status Shows if Link Aggregation Control Protocol has been enabled or disabled page 4 159 Ingress Egress rate limit Shows if rate limiting is enabled and the current rate limit page 4 156...

Страница 482: ...e Configuration Ethernet destination port Command Usage You can mirror traffic from any source port to a destination port for real time analysis You can then attach a logic analyzer or RMON probe to t...

Страница 483: ...Mode Privileged Exec Command Usage This command displays the currently configured source port destination port and mirror mode i e RX TX RX TX Example The following shows mirroring configured from por...

Страница 484: ...nforming traffic is dropped conforming traffic is forwarded without any changes rate limit This command defines the rate limit for a specific interface Use this command without specifying a rate to re...

Страница 485: ...tion mode i e speed and duplex mode VLAN assignments and CoS settings Any of the Gigabit ports on the front panel can be trunked together including ports of different media types All the ports in a tr...

Страница 486: ...to join a channel group If a link goes down LACP port priority is used to select the backup link channel group This command adds a port to a trunk Use the no form to remove a port from a trunk Syntax...

Страница 487: ...additional ports will be placed in standby mode and will only be enabled if one of the active links fails Example The following shows LACP enabled on ports 10 12 Because LACP has also been enabled on...

Страница 488: ...with the same system priority to join the same LAG System priority is combined with the switch s MAC address to form the LAG identifier This identifier is used to indicate a specific LAG during LACP...

Страница 489: ...el is not set when a channel group is formed i e it has the null value of 0 this key is set to the same value as the port admin key lacp admin key Ethernet Interface used by the interfaces that joined...

Страница 490: ...no lacp actor partner port priority actor The local side an aggregate link partner The remote side of an aggregate link priority LACP port priority is used to select a backup link Range 0 65535 Defau...

Страница 491: ...Eth 1 2 LACPDUs Sent 10 LACPDUs Receive 5 Marker Sent 0 Marker Receive 0 LACPDUs Unknown Pkts 0 LACPDUs Illegal Pkts 0 Table 4 53 show lacp counters display description Field Description LACPDUs Sent...

Страница 492: ...ate Defaulted The actor s receive machine is using defaulted operational partner information administratively configured for the partner Distributing If false distribution of outgoing frames on this l...

Страница 493: ...signed by the user Partner Oper System ID LAG partner s system ID assigned by the LACP protocol Partner Admin Port Number Current administrative value of the port number for the protocol Partner Partn...

Страница 494: ...Table 4 56 show lacp sysid display description Field Description Channel group A link aggregation group configured on this switch System Priority LACP system priority for this channel group System MAC...

Страница 495: ...default mode is permanent Command Mode Global Configuration Command Usage The static address for a host device can be assigned to a specific port within a specific VLAN Use this command to add static...

Страница 496: ...ethernet unit port unit Stack unit Range 1 8 port Port number Range 1 25 49 port channel channel id Range 1 32 vlan id VLAN ID Range 1 4093 sort Sort by address vlan or interface Default Setting None...

Страница 497: ...le aging time seconds Aging time Range 10 1000000 seconds 0 to disable aging Default Setting 300 seconds Command Mode Global Configuration Command Usage The aging time is used to age out dynamically l...

Страница 498: ...ng tree instance MST 4 177 name Configures the name for the multiple spanning tree MST 4 177 revision Configures the revision number for the multiple spanning tree MST 4 178 max hops Configures the ma...

Страница 499: ...rovide backup links which automatically take over when a primary link goes down Example This example shows how to enable the Spanning Tree Algorithm for the switch spanning tree mode This command sele...

Страница 500: ...To allow multiple spanning trees to operate over the network you must configure a related set of bridges with the same MSTP configuration allowing them to participate in a specific set of spanning tre...

Страница 501: ...Syntax spanning tree hello time time no spanning tree hello time time Time in seconds Range 1 10 seconds The maximum value is the lower of 10 or max age 2 1 Default Setting 2 seconds Command Mode Glob...

Страница 502: ...configures the spanning tree priority globally for this switch Use the no form to restore the default Syntax spanning tree priority priority no spanning tree priority priority Priority of the bridge...

Страница 503: ...values should be assigned to ports attached to faster media and higher values assigned to ports with slower media Note that path cost page 4 180 takes precedence over port priority page 4 181 Example...

Страница 504: ...Range 1 4093 Default Setting none Command Mode MST Configuration Command Usage Use this command to group VLANs into spanning tree instances MSTP generates a unique spanning tree for each instance Thi...

Страница 505: ...440 Default Setting 32768 Command Mode MST Configuration Command Usage MST priority is used in selecting the root bridge and alternate bridge of the specified instance The device with the highest prio...

Страница 506: ...ision number for this multiple spanning tree configuration of this switch Use the no form to restore the default Syntax revision number number Revision number of the spanning tree Range 0 65535 Defaul...

Страница 507: ...these instances use a hop count to specify the maximum number of bridges that will propagate a BPDU Each bridge decrements the hop count by one before passing on the BPDU When the hop count reaches ze...

Страница 508: ...is used to indicate auto configuration mode Ethernet half duplex 2 000 000 full duplex 1 000 000 trunk 500 000 Fast Ethernet half duplex 200 000 full duplex 100 000 trunk 50 000 Gigabit Ethernet full...

Страница 509: ...e link in the spanning tree Where more than one port is assigned the highest priority the port with lowest numeric identifier will be enabled Example Related Commands spanning tree cost 4 180 spanning...

Страница 510: ...ommand is used to enable disable the fast spanning tree mode for the selected port In this mode ports skip the Discarding and Learning states and proceed straight to Forwarding Since end nodes cannot...

Страница 511: ...en automatic detection is selected the switch derives the link type from the duplex mode A full duplex interface is considered a point to point link while a half duplex interface is assumed to be on a...

Страница 512: ...d with a unique set of VLAN IDs This command is used by the multiple spanning tree algorithm to determine the best path between devices Therefore lower values should be assigned to interfaces attached...

Страница 513: ...e BPDU format to send on the selected interface Syntax spanning tree protocol migration interface interface ethernet unit port unit Stack unit Range 1 8 port Port number Range 1 25 49 port channel cha...

Страница 514: ...ge Use the show spanning tree command with no parameters to display the spanning tree configuration for the switch for the Common Spanning Tree CST and for every interface in the tree Use the show spa...

Страница 515: ...port 1 Current root cost 10000 Number of topology changes 1 Last topology changes time sec 22 Transmission limit 3 Path Cost Method long Eth 1 1 information Admin status enable Role root State forward...

Страница 516: ...D Revision level 0 Instance Vlans 1 2 Console Table 4 59 VLAN Commands Command Groups Function Page Editing VLAN Groups Sets up VLAN groups including name VID and state 4 188 Configuring VLAN Interfac...

Страница 517: ...ay this file by entering the show running config command Example Related Commands show vlan 4 196 vlan This command configures a VLAN Use the no form to restore the default settings or delete a VLAN S...

Страница 518: ...Console config vlan database Console config vlan vlan 105 name RD5 media ethernet Console config vlan Table 4 61 Commands for Configuring VLAN Interfaces Command Function Mode Page interface vlan Ent...

Страница 519: ...AN Note that frames belonging to the port s default VLAN i e associated with the PVID are also transmitted as tagged frames hybrid Specifies a hybrid VLAN interface The port may transmit tagged or unt...

Страница 520: ...ple The following example shows how to restrict the traffic received on port 1 to tagged frames Related Commands switchport mode 4 191 switchport ingress filtering This command enables ingress filteri...

Страница 521: ...ange 1 4093 no leading zeroes Default Setting VLAN 1 Command Mode Interface Configuration Ethernet Port Channel Command Usage If an interface is not a member of VLAN 1 and you assign its PVID to this...

Страница 522: ...has switchport mode set to trunk i e 1Q Trunk then you can only assign an interface to VLAN groups as a tagged member Frames are always tagged within the switch The tagged untagged parameter used when...

Страница 523: ...Channel Command Usage This command prevents a VLAN from being automatically added to the specified interface via GVRP If a VLAN has been added to the set of allowed VLANs for an interface then you can...

Страница 524: ...to 32 characters Default Setting Shows all VLANs Command Mode Normal Exec Privileged Exec Example The following example shows how to display information for VLAN 1 Console show vlan id 1 VLAN ID 1 Ty...

Страница 525: ...ivate VLAN provides port based security and isolation between ports within the VLAN Data traffic on the downlink ports can only be forwarded to and from the uplink port Private VLANs and normal VLANs...

Страница 526: ...ts To configure protocol based VLANs follow these steps 1 First configure VLAN groups for the protocols you want to use page 4 189 Although not mandatory we suggest configuring a separate VLAN for eac...

Страница 527: ...ult Setting No protocol groups are configured Command Mode Global Configuration Example The following creates protocol group 1 and specifies Ethernet frames with IP and ARP protocol types protocol vla...

Страница 528: ...LAN If the frame is untagged but the protocol type does not match the frame is forwarded to the default VLAN for this interface Example The following example maps the traffic entering Port 1 which mat...

Страница 529: ...hernet unit port unit Stack unit Range 1 8 port Port number Range 1 25 49 port channel channel id Range 1 32 Default Setting The mapping for all interfaces is displayed Command Mode Privileged Exec Ex...

Страница 530: ...N members on ports across the network This function should be enabled to permit automatic VLAN registration and to support VLANs which extend beyond the local switch Example show bridge ext This comma...

Страница 531: ...t Channel Example show gvrp configuration This command shows if GVRP is enabled Syntax show gvrp configuration interface interface ethernet unit port unit Stack unit Range 1 8 port Port number Range 1...

Страница 532: ...ds Command Mode Interface Configuration Ethernet Port Channel Command Usage Group Address Registration Protocol is used by GVRP and GMRP to register or deregister client attributes for client services...

Страница 533: ...nge 1 8 port Port number Range 1 25 49 port channel channel id Range 1 32 Default Setting Shows all GARP timers Command Mode Normal Exec Privileged Exec Example Related Commands garp timer 4 204 Conso...

Страница 534: ...wrr Weighted Round Robin shares bandwidth at the egress ports by using scheduling weights 1 2 4 6 8 10 12 14 for queues 0 7 respectively Table 4 66 Priority Commands Command Groups Function Page Prio...

Страница 535: ...riority for incoming untagged frames Use the no form to restore the default value Syntax switchport priority default default priority id no switchport priority default default priority id The priority...

Страница 536: ...ity on port 3 to 5 queue bandwidth This command assigns weighted round robin WRR weights to the eight class of service CoS priority queues Use the no form to restore the default weights Syntax queue b...

Страница 537: ...classes are defined in IEEE 802 1p The default priority levels are assigned according to recommendations in the IEEE 802 1p standard as shown below Command Mode Interface Configuration Ethernet Port C...

Страница 538: ...priority queues Default Setting None Command Mode Privileged Exec Example show queue cos map This command shows the class of service priority map Syntax show queue cos map interface interface ethernet...

Страница 539: ...1 Information of Eth 1 1 CoS Value 0 1 2 3 4 5 6 7 Priority Queue 2 0 1 3 4 5 6 7 Console Table 4 69 Priority Commands Layer 3 and 4 Command Function Mode Page map ip port Enables TCP UDP class of se...

Страница 540: ...dence for priority mapping is IP Port IP Precedence or IP DSCP and default switchport priority This command sets the IP port priority for all interfaces Example The following example shows how to map...

Страница 541: ...efault priority mapping Command Mode Interface Configuration Ethernet Port Channel Command Usage The precedence for priority mapping is IP Port IP Precedence or IP DSCP and default switchport priority...

Страница 542: ...switchport priority IP Precedence and IP DSCP cannot both be enabled Enabling one of these priority types will automatically disable the other type Example The following example shows how to enable IP...

Страница 543: ...1p standard and then subsequently mapped to the eight hardware priority queues This command sets the IP DSCP priority for all interfaces Example The following example shows how to map IP DSCP value 1...

Страница 544: ...ip port Interface Configuration 4 212 show map ip precedence This command shows the IP precedence priority map Syntax show map ip precedence interface interface ethernet unit port unit Stack unit Rang...

Страница 545: ...Port number Range 1 25 49 port channel channel id Range 1 32 Default Setting None Command Mode Privileged Exec Example Console show map ip precedence ethernet 1 5 Precedence mapping status disabled P...

Страница 546: ...class command to identify the class map and enter Policy Map Class configuration mode A policy map can contain multiple class statements 6 Use the set command to modify the QoS value for matching traf...

Страница 547: ...ass Map configuration mode Then use the match command page 4 220 to specify the criteria for ingress traffic that will be classified under this class map Only one match command is permitted per class...

Страница 548: ...s map and enter the Class Map configuration mode Then use the match command to specify the fields within ingress packets that must match to qualify for this class map Only one match command can be ent...

Страница 549: ...atches criteria defined in a class map A policy map can contain multiple class statements that can be applied to the same interface with the service policy command page 4 224 You must create a Class M...

Страница 550: ...vice that an IP packet will receive police command defines the maximum throughput burst rate and the action that results from a policy violation Currently you may only configure one rule per Class Map...

Страница 551: ...ervice that incoming packets will receive and then uses the police command to limit the average bandwidth to 100 000 Kbps the burst rate to 1522 bytes and configure the response to drop any violating...

Страница 552: ...ponse to drop any violating packets service policy This command applies a policy map defined by the policy map command to the ingress queue of a particular interface Use the no form to remove the poli...

Страница 553: ...hich define classification criteria for incoming traffic and may include policers for bandwidth limitations Syntax show policy map policy map name class class map name policy map name Name of the poli...

Страница 554: ...ticast switch router to ensure that it will continue to receive the multicast service Note that IGMP query can be enabled globally at Layer 2 or enabled for specific VLAN interfaces at Layer 3 Layer 2...

Страница 555: ...Range 1 8 port Port number Range 1 25 49 port channel channel id Range 1 32 Static Multicast Routing Configures static multicast router ports 4 233 IGMP Layer 3 Configures the IGMP protocol used with...

Страница 556: ...n Command Usage All systems on the subnet must support the same version If there are legacy devices in your network that only support Version 1 you will also have to configure this switch to use Versi...

Страница 557: ...ntries igmp snooping Display only entries learned through IGMP snooping Default Setting None Command Mode Privileged Exec Command Usage Member types displayed include IGMP or USER depending on selecte...

Страница 558: ...ing query count count no ip igmp snooping query count count The maximum number of queries issued for which there has been no response before the switch takes action to drop a client from the multicast...

Страница 559: ...231 ip igmp snooping query interval This command configures the query interval Use the no form to restore the default Syntax ip igmp snooping query interval seconds no ip igmp snooping query interval...

Страница 560: ...ple The following shows how to configure the maximum response time to 20 seconds Related Commands ip igmp snooping version 4 228 ip igmp snooping query max response time 4 231 ip igmp snooping router...

Страница 561: ...Range 1 32 Default Setting No static multicast router ports are configured Command Mode Global Configuration Command Usage Depending on your network connections IGMP snooping may not always be able t...

Страница 562: ...sole config Console show ip igmp snooping mrouter vlan 1 VLAN M cast Router Ports Type 1 Eth 1 11 Static 2 Eth 1 12 Dynamic Console Table 4 77 IGMP Commands Layer 3 Command Function Mode Page ip igmp...

Страница 563: ...ds ip igmp snooping 4 227 show ip igmp snooping 4 228 ip igmp robustval This command specifies the robustness i e expected packet loss for this interface Use the no form of this command to restore the...

Страница 564: ...1 255 Default Setting 125 seconds Command Mode Interface Configuration VLAN Command Usage Multicast routers send host query messages to determine the interfaces that are connected to downstream hosts...

Страница 565: ...Maximum Response Interval you can tune the burstiness of IGMP messages passed on the subnet where larger values make the traffic less bursty as host responses are spread out over a larger interval The...

Страница 566: ...imum response time to 10 seconds ip igmp version This command configures the IGMP version used on an interface Use the no form of this command to restore the default Syntax ip igmp version 1 2 no ip i...

Страница 567: ...x clear ip igmp group group address interface vlan vlan id group address IP address of the multicast group vlan id VLAN ID Range 1 4093 Default Setting Deletes all entries in the cache if no options a...

Страница 568: ...heard the report If there are Version 1 hosts present for a particular group the switch will ignore any Leave Group messages that it receives for that group Example The following shows the IGMP group...

Страница 569: ...Timer The time remaining until the switch assumes that there are no longer any IGMP Version 1 members on the IP subnet attached to this interface The default is 400 seconds Table 4 79 IP Interface Com...

Страница 570: ...network In other words a router interface address defines the network and subnetwork numbers of the segment that is connected to that interface and allows you to send IP packets to or from the router...

Страница 571: ...start client 4 122 ip default gateway This command specifies the default gateway for destinations not found in the local routing tables Use the no form to remove a default gateway Syntax ip default ga...

Страница 572: ...244 show ip redirects This command shows the default gateway configured for this device Default Setting None Command Mode Privileged Exec Example Related Commands ip default gateway 4 243 Console show...

Страница 573: ...he ping command Normal response The normal response occurs in one to ten seconds depending on network traffic Destination does not respond If the host does not respond a timeout appears in ten seconds...

Страница 574: ...other routers on local network interfaces defined on this router The maximum number of static entries allowed in the ARP cache is 128 You may need to enter a static entry in the cache if there is no...

Страница 575: ...lay the current cache timeout value Example This example sets the ARP cache timeout for 15 minutes i e 900 seconds clear arp cache This command deletes all dynamic entries from the Address Resolution...

Страница 576: ...n Protocol ARP Use the no form to disable proxy ARP Syntax no ip proxy arp Default Setting Disabled Command Mode Interface Configuration VLAN Command Usage Proxy ARP allows a non routing device to det...

Страница 577: ...form to disable IP routing Syntax no ip routing Default Setting Enabled Command Mode Global Configuration Table 4 82 IP Routing Commands Command Group Function Page Global Routing Configuration Confi...

Страница 578: ...e destination network subnetwork or host netmask Network mask for the associated IP subnet This mask identifies the host address bits used for routing to specific subnets default Sets this entry as th...

Страница 579: ...l interface Use the no ip route command to remove a static route Example show ip route This command displays information in the IP routing table Syntax show ip route config address netmask config Disp...

Страница 580: ...router Netmask Network mask for the associated IP subnet Next Hop IP address of the next hop or gateway used for this route Protocol The protocol which generated this route information Values static l...

Страница 581: ...t a gateway Frags 0 reassembled 0 timeouts 0 fragmented 0 couldn t fragment Sent 9 generated 0 no route ICMP statistics Rcvd 0 checksum errors 0 redirects 0 unreachable 0 echo 5 echo reply 0 mask requ...

Страница 582: ...to use RIP routing RC 4 256 neighbor Defines a neighboring router with which to exchange information RC 4 256 version Specifies the RIP version to use on all network interfaces if not already specifi...

Страница 583: ...meout timer is the time after which there have been no update messages that a route is declared dead The route is marked inaccessible i e the metric set to infinite and advertised as unreachable Howev...

Страница 584: ...xx xxx is entered the first field nnn determines the class 0 127 is class A and only the first field in the network address is used 128 191 is class B and the first two fields in the network address a...

Страница 585: ...ip rip send version command will be set to the following values RIP Version 1 configures the unset interfaces to send RIPv1 compatible protocol messages and receive either RIPv1 or RIPv2 protocol mess...

Страница 586: ...v2 packets Command Usage Use this command to override the global setting specified by the RIP version command You can specify the receive version based on these options Use none if you do not want to...

Страница 587: ...ing specified by the RIP version command You can specify the receive version based on these options Use none to passively monitor route information advertised by other routers attached to the network...

Страница 588: ...metrics to infinity This provides faster convergence Example This example propagates routes back to the source using poison reverse ip rip authentication key This command enables authentication for RI...

Страница 589: ...a simple password will be used Command Mode Interface Configuration VLAN Default Setting No authentication Command Usage The password to be used for authentication is specified in the ip rip authentic...

Страница 590: ...ut the last time a route update was received the RIP version used by the neighbor and the status of routing messages received from this neighbor Command Mode Privileged Exec Console show rip globals R...

Страница 591: ...IP version sent on this interface none RIPv1 RIPv2 or RIPv2 broadcast ReceiveMode RIP version received on this interface none RIPv1 RIPv2 RIPv1 or RIPv2 Poison Shows if split horizon poison reverse or...

Страница 592: ...an area border routers to the backbone RC 4 274 Interface Configuration ip ospf authentication Specifies the authentication type for an interface IC 4 276 ip ospf authentication key Assigns a simple p...

Страница 593: ...or this device within the autonomous system Use the no form to use the default router identification method i e the lowest interface address Syntax router id ip address no router id ip address Router...

Страница 594: ...f the priority values of the routers bidding to be the designated router or backup designated router for an area are equal the router with the highest ID is elected Example Related Commands router osp...

Страница 595: ...e an Autonomous System this router automatically becomes an Autonomous System Boundary Router ASBR However an ASBR does not by default generate a default route into the routing domain If you use the...

Страница 596: ...ng a low value allows the router to switch to a new path faster but uses more CPU processing time Example area range This command summarizes the routes advertised by an Area Border Router ABR Use the...

Страница 597: ...a Border Router ABR Use the no form to remove the assigned default cost Syntax area area id default cost cost no area area id default cost area id Identifier for a stub or NSSA in the form of an IP ad...

Страница 598: ...r all routes contained in 192 168 x x Related Commands area range 4 268 redistribute This command imports external routing information from other routing domains i e protocols into the autonomous syst...

Страница 599: ...the cost of the route from any router within the AS is equal to the cost associated with reaching the advertising ASBR plus the cost of the external route Specify Type 2 to only advertise the external...

Страница 600: ...emoved from an area the interface belonging to that range may still remain active if a less specific address range covering that area has been specified This router supports up to 64 OSPF router inter...

Страница 601: ...To remove an optional attribute use the no form without the relevant keyword Syntax no area area id nssa no redistribution default information originate area id Identifies the NSSA The area ID must be...

Страница 602: ...s are always chosen over Type 7 NSSA external routes This router supports up to 16 total areas either normal transit areas stubs or NSSAs Example This example creates a stub area 10 3 0 0 and assigns...

Страница 603: ...equired to send a link state update packet over the virtual link considering the transmission and propagation delays LSAs have their age incremented by this amount before transmission This value must...

Страница 604: ...nks Example This example creates a virtual link using the defaults for all optional parameters This example creates a virtual link using MD5 authentication Related Commands show ip ospf virtual links...

Страница 605: ...entication key This command assigns a simple password to be used by neighboring routers Use the no form to remove the password Syntax ip ospf authentication key key no ip ospf authentication key key S...

Страница 606: ...ication information for outbound packets and to authenticate incoming packets Neighbor routers must use the same key identifier and key value When changing to a new key the router will send multiple c...

Страница 607: ...have to reset the cost for all of the 100 Mbps ports to a value greater than 1 Example ip ospf dead interval This command sets the interval at which hello packets are not seen before neighbors declare...

Страница 608: ...are used to inform other routers that the sending router is still active Setting the hello interval to a smaller value can reduce the delay in detecting topological changes but will increase routing t...

Страница 609: ...ommand specifies the time between resending link state advertisements LSAs Use the no form to restore the default value Syntax ip ospf retransmit interval seconds no ip ospf retransmit interval second...

Страница 610: ...y according to link speed using larger values for lower speed links The transmit delay must be the same for all routers attached to an autonomous system Example show ip ospf This command shows basic i...

Страница 611: ...SA or stub Number of interfaces The number of interfaces attached to this area SPF algorithm executed The number of times the shortest path first algorithm has been executed for this area Console show...

Страница 612: ...ginate link state id show ip ospf area id database self originate link state id show ip ospf area id database summary link state id show ip ospf area id database summary link state id adv router ip ad...

Страница 613: ...52 26 0X80000005 0X89A1 10 1 1 253 10 1 1 253 23 0X80000002 0X8D9D Displaying Net Link States Area 10 1 0 0 Link ID ADV Router Age Seq Checksum 10 1 1 252 10 1 1 252 28 0X80000001 0X53E1 Console Table...

Страница 614: ...ork Mask 255 255 255 0 Metric 1 Console Table 4 93 show ip ospf asbr summary display description Field Description OSPF Router id Router ID LS age Age of LSA in seconds Options Optional capabilities a...

Страница 615: ...a 2 1 1 0 0 0 Total LSA Counts 4 Console Table 4 94 show ip ospf database summary display description Field Description Area ID Area identifier Router Number of router LSAs Network Number of network L...

Страница 616: ...ociated with the LSA LS Type AS External Links LSA describes routes to destinations outside the AS including default external routes for the AS Link State ID IP network number External Network Number...

Страница 617: ...outer 10 1 1 253 Console Table 4 96 show ip ospf network display description Field Description OSPF Router id Router ID LS age Age of LSA in seconds Options Optional capabilities associated with the L...

Страница 618: ...splay description Field Description OSPF Router id Router ID LS age Age of LSA in seconds Options Optional capabilities associated with the LSA LS Type Router Link LSA describes the router s interface...

Страница 619: ...er 80000003 LS Checksum 0x3D02 Length 28 Network Mask 255 255 255 0 Metric 1 Console Table 4 98 show ip ospf summary display description Field Description OSPF Router id Router ID LS age Age of LSA in...

Страница 620: ...of physical link Interface Address IP address of OSPF interface Mask Network mask for interface address Area OSPF area to which this interface belongs Router ID Router ID Network Type Includes broadc...

Страница 621: ...outer priority State OSPF state and identification flag States include Down Connection down Attempt Connection down but attempting contact for non broadcast networks Init Have received Hello packet bu...

Страница 622: ...ands area virtual link 4 274 Console show ip ospf summary address 10 1 0 0 255 255 0 0 Console Console show ip ospf virtual links Virtual Link to router 10 1 1 253 is up Transit area 10 1 1 0 Transmit...

Страница 623: ...Commands ip igmp snooping vlan mrouter This command statically configures a multicast router port Use the no form to remove the configuration Syntax no ip igmp snooping vlan vlan id mrouter interface...

Страница 624: ...as a multicast router port within VLAN 1 show ip igmp snooping mrouter This command displays information on statically configured and dynamically learned multicast router ports Syntax show ip igmp sn...

Страница 625: ...p dvmrp or ip pim dense mode commands Example show ip mroute This command displays the IP multicast routing table Syntax show ip mroute group address source summary group address An IP multicast group...

Страница 626: ...nterface vlan1 Upstream Router 148 122 34 9 Downstream vlan2 P vlan3 F Console Table 4 105 show ip mroute display description Field Description Source and netmask Subnetwork containing the IP multicas...

Страница 627: ...lay before declaring an attached neighbor router down RC 4 301 report interval Sets the interval for propagating the complete set of routing tables to other neighbor routers RC 4 301 flash update inte...

Страница 628: ...ault Setting 10 seconds Command Mode Router Configuration Command Usage Probe messages are sent to neighboring DVMRP routers from which this device has received probes and is used to verify whether or...

Страница 629: ...nd is used for timing out routes and for setting the children and leaf flags Example report interval This command specifies how often to propagate the complete set of routing tables to other neighbor...

Страница 630: ...on Example prune lifetime This command specifies how long a prune state will remain in effect for a multicast tree Use the no form to restore the default value Syntax prune lifetime seconds no prune l...

Страница 631: ...outer receives these messages it records all the downstream routers for the default route When multicast traffic with an unknown source address i e not found in the route table is received on the defa...

Страница 632: ...rface on this router Use the no form to restore the default value Syntax ip dvmrp metric interface metric no ip dvmrp metric interface metric Metric used to select the best reverse path Range 1 31 Def...

Страница 633: ...vmrp page 4 299 Probe Interval page 4 300 Nbr Expire page 4 301 Minimum Flash Update Interval page 4 302 Prune Lifetime page 4 302 Route Report page 4 301 Default Gateway page 4 303 Metric of Default...

Страница 634: ...p route display description Field Description Source IP subnetwork that contains a multicast source an upstream router or an outgoing interface connected to multicast hosts Mask Subnet mask that is us...

Страница 635: ...cast delivery tree Interface The IP interface on this router that connects to the upstream neighbor Uptime The time since this device last became a DVMRP neighbor Expire The time remaining before this...

Страница 636: ...interface IC 4 309 ip pim hello interval Sets the interval between sending PIM hello messages IC 4 310 ip pim hello holdtime Sets the time to wait for hello messages from a neighboring PIM router befo...

Страница 637: ...dense mode command If you enable PIM on an interface you should also enable IGMP on that interface Dense mode interfaces are subject to multicast flooding by default and are only removed from the mult...

Страница 638: ...fy whether or not these neighbors are still active members of the multicast tree Example ip pim hello holdtime This command configures the interval to wait for hello messages from a neighboring PIM ro...

Страница 639: ...llo interval is set to random value between 0 and the trigger hello interval This prevents synchronization of Hello messages on multi access links if multiple routers are powered on simultaneously Als...

Страница 640: ...erval seconds The time before resending a Graft Range 0 65535 Default Setting 3 seconds Command Mode Interface Configuration VLAN Command Usage A graft message is sent by a router to cancel a prune st...

Страница 641: ...displays the PIM settings for the specified interface as described in the preceding pages It also shows the address of the designated PIM router and the number of neighboring PIM routers Example Conso...

Страница 642: ...rimary goal of router redundancy is to allow a host device which has been configured with a fixed gateway to maintain network connectivity in case the primary gateway goes down Console show ip pim nei...

Страница 643: ...terface that are supported by this VRRP group Default Setting No virtual router groups are configured Command Mode Interface VLAN Table 4 112 VRRP Commands Command Function Mode Page vrrp ip Enables V...

Страница 644: ...is entered If you need to customize any of the other parameters for VRRP such as authentication priority or advertisement interval then first configure these parameters before enabling VRRP Example Th...

Страница 645: ...ith the same IP address as that used for the virtual router will become the master virtual router The backup router with the highest priority will become the master router if the current master fails...

Страница 646: ...dress 224 0 0 8 Using a multicast address reduces the amount of traffic that has to processed by network devices that are not part of the designated VRRP group If the master router stops sending adver...

Страница 647: ...it time to gather information for its routing table before actually preempting the currently active router Example Related Commands vrrp priority 4 317 show vrrp This command displays status informati...

Страница 648: ...l IP address Advertisement interval Interval at which the master virtual router advertises its role as the master Preemption Shows whether or not a higher priority router can preempt the current actin...

Страница 649: ...on Field Description Interface VLAN interface Grp VRRP group State VRRP role of this interface master or backup Virtual addr Virtual address that identifies this VRRP group Int Interval at which the m...

Страница 650: ...nsole show vrrp router counters Total Number of VRRP Packets with Invalid Checksum 0 Total Number of VRRP Packets with Unknown Error 0 Total Number of VRRP Packets with Invalid VRID 0 Console Console...

Страница 651: ...is command clears VRRP system statistics for the specified group and interface clear vrrp group interface interface counters group Identifies a VRRP group Range 1 255 interface Identifier of configure...

Страница 652: ...Command Line Interface 4 324 4...

Страница 653: ...put limit Range configured per port Port Trunking Static trunks Cisco EtherChannel compliant Dynamic trunks Link Aggregation Control Protocol Spanning Tree Algorithm Spanning Tree Protocol STP IEEE 80...

Страница 654: ...or Secure Shell Out of Band Management RS 232 DB 9 console port Software Loading TFTP in band or XModem out of band SNMP Management access via MIB database Trap management to specified hosts RMON Gro...

Страница 655: ...338 Management Information Bases Bridge MIB RFC 1493 DNS Resolver MIB RFC 1612 DVMRP MIB Entity MIB RFC 2737 Ether like MIB RFC 2665 Extended Bridge MIB RFC 2674 Extensible SNMP Agents MIB RFC 2742 IP...

Страница 656: ...SNMPv2 IP MIB RFC 2011 SNMP Framework MIB RFC 3411 SNMP MPD MIB RFC 3412 SNMP Target MIB SNMP Notification MIB RFC 3413 SNMP User Based SM MIB RFC 3414 SNMP View Based ACM MIB RFC 3415 SNMP Community...

Страница 657: ...Telnet SSH sessions permitted Try connecting again at a later time Cannot connect using Secure Shell If you cannot connect using SSH you may have exceeded the maximum number of concurrent Telnet SSH...

Страница 658: ...messages reported to include all categories 3 Designate the SNMP host that is to receive the error messages 4 Repeat the sequence of commands or other actions that lead up to the error 5 Make a list...

Страница 659: ...ce priority service and prevent blockage of lower level queues Priority may be set according to the port default the packet s priority bit in the VLAN tag TCP UDP port number IP Precedence bit or DSCP...

Страница 660: ...802 1X Port Authentication standard GARP VLAN Registration Protocol GVRP Defines a way for switches to exchange VLAN information in order to register necessary VLAN members on ports along the Spanning...

Страница 661: ...ng to IGMP Query and IGMP Report packets transferred between IP Multicast Routers and IP Multicast host groups to identify IP Multicast group members IGMP Query On each subnetwork one IGMP capable dev...

Страница 662: ...ications Protocol This layer handles the routing functions for data moving from one open system to another Link Aggregation See Port Trunk Link Aggregation Control Protocol LACP Allows ports to automa...

Страница 663: ...network link aggregation and trunking method which specifies how to create a single high speed logical link that combines several lower speed physical links Private VLANs Private VLANs provide port ba...

Страница 664: ...ansmission cost RIP 2 is a compatible upgrade to RIP It adds useful capabilities for subnet routing authentication and multicast transmissions Secure Shell SSH A secure replacement for remote access f...

Страница 665: ...s connection less datagrams that may be discarded before reaching their targets UDP is useful when TCP would be too complex too slow or just unnecessary Virtual LAN VLAN A Virtual LAN is a collection...

Страница 666: ...Glossary Glossary 8...

Страница 667: ...4 209 queue mode 3 154 4 206 traffic class weights 3 154 4 208 D default gateway configuration 3 17 3 207 4 243 default priority ingress port 3 150 4 207 default settings system 1 6 DHCP 3 19 4 242 a...

Страница 668: ...gress filtering 3 144 4 192 IP address BOOTP DHCP 3 19 4 122 4 242 setting 2 7 3 17 4 242 IP port priority enabling 3 160 4 211 mapping priorities 3 160 4 212 IP precedence enabling 3 156 4 212 mappin...

Страница 669: ...4 13 passwords 2 7 administrator setting 3 53 4 27 path cost 3 117 3 124 method 3 121 4 175 STA 3 117 3 124 4 175 PIM DM 3 271 4 308 configuring 3 271 4 308 global configuration 3 271 4 308 interface...

Страница 670: ...d 3 121 4 175 port priority 3 125 4 181 protocol migration 3 128 4 185 transmission limit 3 121 4 175 standards IEEE A 2 startup files creating 3 24 4 64 displaying 3 21 4 57 setting 3 21 4 69 static...

Страница 671: ...8 4 316 configuration settings 3 196 4 315 group statistics 3 202 4 319 preemption 3 197 3 198 4 318 priority 3 197 3 198 4 317 protocol message statistics 3 201 4 322 timers 3 198 4 318 virtual addre...

Страница 672: ...Index 6 Index...

Страница 673: ......

Страница 674: ...ES4625 ES4649 E042005 R01 149100022900A...

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