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User’s Manual of WGSW-48000 

 

 51

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Speed Duplex 

Indicates the speed and duplex mode if the port is linkup. 

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Flow Control 

Indicates the state of flow control if the port is linkup. 

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LAG Group

 

Indicates the LAG group if the port is a LAG port. 

•

 

Link Status

 

Displays the link status of the port. 

 

 

 

 

Figure 4-3-2 

Port Detail Configuration 

Содержание WGSW-48000

Страница 1: ...User s Manual of WGSW 48000 1 User s Manual WGSW 48000 48 Port 10 100 1000Mbps with 4 Shared SFP Layer 2 Managed Ethernet Switch ...

Страница 2: ...uld appreciate your comments and suggestions FCC Warning This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency e...

Страница 3: ...ations 28 2 1 3 Switch Rear Panel 29 2 2 Install the Switch 30 2 2 1 Desktop Installation 30 2 2 2 Rack Mounting 31 2 2 3 Installing the SFP transceiver 32 3 SWITCH MANAGEMENT 35 3 1 Requirements 35 3 2 Management Access Overview 36 3 3 Administration Console 36 3 4 Web Management 38 3 5 SNMP Based Network Management 39 3 6 Protocols 40 3 6 1 Virtual Terminal Protocols 40 3 6 2 SNMP Protocol 40 3 ...

Страница 4: ...e 67 4 5 1 RSTP Rapid Spanning Tree Protocol 73 4 5 2 RSTP Port 74 4 5 3 MSTP 75 4 5 4 MSTP Port 76 4 5 5 MSTP Instance 77 4 5 6 MSTP Interface 78 4 6 Multicast 80 4 6 1 IGMP Snooping 80 4 6 2 Static Multicast 84 4 6 3 Static Multicast Table 84 4 6 4 IGMP 86 4 7 Security 87 4 7 1 Port Security 87 4 7 2 ACL 88 4 7 3 802 1x 92 4 7 3 1 Understanding IEEE 802 1X Port Based Authentication 93 4 7 3 2 80...

Страница 5: ...ark 121 4 9 SNMP 122 SNMP Overview 122 4 9 1 SNMP 123 4 9 2 Group Profile 124 4 9 3 User Profile 125 4 9 4 Community Profile 127 4 9 5 SNMP Trap Station 128 4 10 LLDP 129 4 10 1 LLDP Settings 129 4 10 2 LLDP Statistics 130 4 10 3 Local Information 131 4 10 4 Remote Information 134 4 11 ADMIN 135 4 11 1 Admin Password 135 4 11 2 L2 Table 136 4 11 3 Static Address 137 4 11 4 Port Mirroring 138 4 11 ...

Страница 6: ...nt 158 4 12 4 RMON Event Log 159 4 12 5 RMON Alarm 160 4 12 6 RMON History 162 5 COMMAND LINE INTERFACE 164 5 1 Accessing the CLI 164 Logon to the Console 164 Configure IP address 165 5 2 Telnet login 167 6 COMMAND LINE MODE 168 6 1 User Mode commands 169 help 169 logout 169 ping 169 show port 170 show network 170 show system 170 show port statistics 170 enable 171 Save 171 6 2 Privileged Mode com...

Страница 7: ...Command 177 show qos 177 show qos cos 177 show qos queue settings 177 show qos advanced 177 show qos advanced mode 177 show qos advanced dscp 177 show qos advanced ip precedence 178 show qos port based 178 show qos port based port 178 show qos port based all 178 show dot1x 178 show dot1x config 179 show dot1x radius 179 show dot1x statistics 179 show igmpsnooping 179 show igmpsnooping dynamic_rout...

Страница 8: ...te limit all 184 show running config 184 show snmp 185 show snmp groups 185 show snmp users 185 show snmp communities 185 show snmp info 185 show sntp 186 show spanning tree 186 show spanning tree interface 186 show spanning tree interface port 186 show spanning tree interface all 186 show spanning tree mst 186 show spanning tree mst detailed 187 show spanning tree mst instance 187 show spanning t...

Страница 9: ... history index 192 show rmon history 192 show rmon statistics 193 show poe port index 193 show poe all 193 show poe system status 193 show tacplus 194 show arp 194 show acl 194 show dhcpsnooping config 194 show dhcpsnooping port 194 show dhcpsnooping vlan 195 show dhcpsnooping database 195 show dhcpsnooping database all 195 show dhcpsnooping database static 195 show dhcpsnooping database dynamic 1...

Страница 10: ...n ID tagged 201 Bridge aging time 202 lacp syspri system priority 202 link aggregation 202 link aggregation addport 202 link aggregation delport 203 Link Aggregation delport all 203 link aggregation delport lag 203 6 3 3 LLDP Command 203 lldp enable 203 lldp disable 203 lldp adv interval 204 lldp fast startcnt 204 lldp hold 204 lldp notify interval 204 lldp reinit delay 205 lldp tx delay 205 lldp ...

Страница 11: ...itor des port ID probetype egress 211 6 3 7 dot1x Command 211 dot1x enable 211 dot1x disable 211 dot1x port control 211 dot1x port control enable port 212 dot1x port control disable port 212 6 3 8 network Command 212 network mgmt vlan 212 network parms 213 network protocol 213 network dhcp relay 213 network dhcp relay mode 213 network dhcp relay server 213 network dhcp relay vlan 214 network dhcp ...

Страница 12: ... unknown 219 port all storm control all cast 219 6 3 10 QoS Command 219 qos qos advanced 219 qos qos advanced DSCP 220 qos qos advanced ip_precedence 220 qos qos advanced none 220 qos cos priority 220 qos dscp 220 qos port based port WORD status 221 qos scheduling 221 qos scheduling strict 221 qos scheduling wrr 221 qos ip precedence 222 qos wrr weight 222 qos dscp remark acl_entry_name 222 6 3 11...

Страница 13: ...ty community name type none trap version 229 snmp trapstation delete 229 6 3 13 SNTP Command 230 sntp daylight 230 sntp localtime 230 sntp localtime enable 230 sntp localtime localtime_date 230 sntp server enable 231 sntp server ipaddr 231 sntp server polling 231 sntp timezone 231 6 3 14 Spanning tree Command 232 spanning tree forceversion 232 spanning tree forceversion 8021s 232 spanning tree for...

Страница 14: ...dex 239 rmon alarm index 239 rmon del 240 rmon del event index 240 rmon del alarm index 240 6 3 16 Access list Command 240 access list name WORD add priority 240 access list name WORD action 241 access list name WORD action deny 241 access list name WORD action permit 241 access list name WORD clear 241 access list name WORD clears SRC IP 241 access list name WORD clears DST IP 242 access list nam...

Страница 15: ...ORD set mac mode mac DA 246 access list name WORD set mac mode ether type 246 access list name name set portlist 247 6 3 17 ARP Command 247 arp dynamic 247 arp dynamic aging time 247 arp dynamic ports 247 arp dynamic vlan 248 arp static 248 6 3 18 Dos Command 249 dos land 249 dos blat 249 dos syn fin 249 dos ports 249 dos ports smurf 249 dos ports ping flooding 250 dos ports synack flooding 250 ta...

Страница 16: ... detect trytorecover 256 6 3 21 GVRP Command 257 gvrp enable 257 gvrp disable 257 gvrp port_enable 257 gvrp port_disable 257 gvrp port_status 258 https 258 6 3 22 BOOTP Command 258 bootp enable 258 bootp disable 258 bootp renew 258 6 3 23 SSH Command 259 ssh enable 259 ssh disable 259 ssh changekey 259 6 3 24 IP Source Guard Command 260 ipsrcgd enable 260 ipsrcgd disable 260 ipsrcgd ports 260 ipsr...

Страница 17: ...4 4 Rate limit Command 267 rate limit egress enable token bsize 267 rate limit egress disable 267 rate limit ingress 267 storm control 268 storm control broadcast 268 storm control broadcast multicast 268 storm control broadcast unknown 268 storm control all cast 269 rmon counter 269 set igmp router port 269 6 4 5 Spanning tree Command 270 spanning tree cost 270 spanning tree edge 270 spanning tre...

Страница 18: ...commands 273 7 SWITCH OPERATION 275 7 1 Address Table 275 7 2 Learning 275 7 3 Forwarding Filtering 275 7 4 Store and Forward 275 7 5 Auto Negotiation 275 8 TROUBLE SHOOTING 277 APPENDEX A 279 A 1 Switch s RJ 45 Pin Assignments 279 A 2 10 100Mbps 10 100Base TX 279 A 3 Available Modules 281 APPENDEX B GLOSSARY 282 ...

Страница 19: ...User s Manual of WGSW 48000 19 ...

Страница 20: ...ainst to repack the product in case there is a need to return it to us for repair 1 2 Product Description High Density Cost effective Telecom class Gigabit solution for Enterprise backbone and Data Center Networking The PLANET WGSW 48000 is a Layer 2 Layer 4 full managed Gigabit Switch that provides high density performance and is rack mountable With 96Gbps switching fabric the WGSW 48000 can hand...

Страница 21: ...he PLANET WGSW 48000 offers an easy to use platform independent management and configuration facility The WGSW 48000 supports standard Simple Network Management Protocol SNMP and can be managed via any standard based management software For text based management WGSW 48000 can be accessed via Telnet and the console port Moreover the WGSW 48000 offers secure remote management by supporting SSL and ...

Страница 22: ...ERFACE The section describes how to use the Command Line interface CLI Section 6 CLI CONFIGURATION The section explains how to manage the Managed Switch by Command Line interface Section 7 SWITCH OPERATION The chapter explains how to does the switch operation of the Managed Switch Section 8 TROUBSHOOTING The chapter explains how to trouble shooting of the Managed Switch Appendix A The section cont...

Страница 23: ...ess table automatic source address learning and ageing 4Mbit embedded memory for packet buffers Support VLAN IEEE 802 1Q Tag based VLAN GVRP for dynamic VLAN Management Up to 255 VLANs groups out of 4041 VLAN IDs Private VLAN Edge PVE supported Management VLAN Support Link Aggregation up to 14 trunk groups up to 8 ports per trunk group with 1 6Gbps bandwidth Full Duplex Mode IEEE 802 3ad LACP Link...

Страница 24: ...tch management SNMP v1 v2c and v3 switch management SSH SSL secure access DHCP client for IP address assignment Support DHCP relay function Built in Trivial File Transfer Protocol TFTP client Firmware upload download via TFTP or HTTP protocol Configuration upload download via TFTP or HTTP protocol SNTP Simple Network Time Protocol Message event error SNMP Trap logs Logging to local file and syslog...

Страница 25: ...oot 10 sec Factory Default Dimension W x D x H 430 x 350x 44 5 mm 1U height Weight 3 5 KG Power Consumption 74 Watt 252 34 BTU Maximum Power Requirement AC 100 240V 50 60Hz Layer F function T Management Interface Console Telnet SSH Web Browser SSL SNMPv1 v2c and v3 Port configuration Port disable enable Auto negotiation 10 100 1000Mbps full and half duplex mode selection Flow Control disable enabl...

Страница 26: ...618 RADIUS Client MIB Standard Conformance Regulation Compliance FCC Part 15 Class A CE Standards Compliance IEEE 802 3 10BASE T IEEE 802 3u 100BASE TX 100BASE FX IEEE 802 3z Gigabit SX LX IEEE 802 3ab Gigabit 1000T IEEE 802 3x Flow Control and Back pressure IEEE 802 3ad Port trunk with LACP IEEE 802 1d Spanning tree protocol IEEE 802 1w Rapid spanning tree protocol IEEE 802 1s Multiple Spanning t...

Страница 27: ...l Figure 2 1 WGSW 48000 front panel Gigabit TP interface 10 100 1000Base T Copper RJ 45 Twist Pair Up to 100 meters Gigabit SFP slots 1000Base SX LX mini GBIC slot SFP Small Factor Pluggable transceiver module From 550 meters Multi mode fiber up to 10 30 50 70 120 kilometers Single mode fiber Reset button At the left of front panel the reset button is designed for reboot the Managed Switch without...

Страница 28: ...te the link through that port is successfully established with speed 1000Mbps Blink To indicate that the switch is actively sending or receiving data over that port 1000 LNK ACT Green Off If L10 100 NK ACT LED light indicate that the port is operating at 10Mbps or 100Mbps If LNK ACT LED Off indicate that the port is link down Lights To indicate the link through that port is successfully establishe...

Страница 29: ...n the package and connect to the console port on the device After the connection users an run any terminal emulation program Hyper Terminal ProComm Plus Telix Winterm and so on to enter the statup screen of the device AC Power Receptacle For compatibility with electric service in most areas of the world the Managed Switch s power supply automatically adjusts to line power in the range 100 240VAC a...

Страница 30: ...top or the shelf near an AC power source as shown in Figure 2 10 Figure 2 10 Place the Managed Switch on the desktop Step3 Keep enough ventilation space between the Managed Switch and the surrounding objects When choosing a location please keep in mind the environmental restrictions discussed in Chapter 1 Section 4 and Specification Step4 Connect the Managed Switch to network devices Connect one e...

Страница 31: ...positioned towards the front side Step2 Attach the rack mount bracket to each side of the Managed Switch with supplied screws attached to the package Figure 2 11 shows how to attach brackets to one side of the Managed Switch Figure 2 11 Attach brackets to the Managed Switch You must use the screws supplied with the mounting brackets Damage caused to the parts by using incorrect screws would invali...

Страница 32: ...ing and supply power to the Managed Switch 2 2 3 Installing the SFP transceiver The sections describe how to insert an SFP transceiver into an SFP slot The SFP transceivers are hot pluggable and hot swappable You can plug in and out the transceiver to from any SFP port without having to power down the Managed Switch As the Figure 2 13 appears Figure 2 13 Plug in the SFP transceiver ...

Страница 33: ...X to 1000Base LX 2 Check the fiber optic cable type match the SFP transceiver model To connect to 1000Base SX SFP transceiver use the Multi mode fiber cable with one side must be male duplex LC connector type To connect to 1000Base LX SFP transceiver use the Single mode fiber cable with one side must be male duplex LC connector type Connect the fiber cable 1 Attach the duplex LC connector on the n...

Страница 34: ...4 Figure 2 14 Pull out the SFP transceiver Never pull out the module without pull the handle or the push bolts on the module Direct pull out the module with violent could damage the module and SFP module slot of the Managed Switch ...

Страница 35: ...s Overview Administration Console Access Web Management Access SNMP Access Standards Protocols and Related Reading 3 1 Requirements Workstations of subscribers running Windows 98 ME NT4 0 2000 XP MAC OS9 or later Linux UNIX or other platform compatible with TCP IP protocols Workstation installed with Ethernet NIC Network Interface Card Serial Port connect Terminal Above PC with COM Port DB 9 RS 23...

Страница 36: ...owsers Can be accessed from any location Most visually appealing Security can be compromised hackers need only know the IP address and subnet mask May encounter lag times on poor connections SNMP Agent Communicates with switch functions at the MIB level Based on open standards Requires SNMP manager software Least visually appealing of all three methods Some settings require calculations Security c...

Страница 37: ... emulation program such as HyperTerminal to the Managed Switch console serial port When using this management method a straight DB9 RS 232 cable is required to connect the switch to the PC After making this connection configure the terminal emulation program to use the following parameters The default parameters are 38400 bps 8 data bits No parity 1 stop bit Figure 3 2 Terminal parameter settings ...

Страница 38: ...4 Web Management The Managed Switch offers management features that allow users to manage the Managed Switch from anywhere on the network through a standard browser such as Microsoft Internet Explorer After you set up your IP address for the switch you can access the Managed Switch s Web interface applications directly in your Web browser by entering the IP address of the Managed Switch Figure 3 3...

Страница 39: ...d requires the SNMP agent on the switch and the SNMP Network Management Station to use the same community string This management method in fact uses two community strings the get community string and the set community string If the SNMP Net work management Station only knows the set community string it can read and write to the MIBs However if it only knows the get community string it can only rea...

Страница 40: ... and connect to the Managed Switch The management interface is exactly the same with RS 232 console management 3 6 2 SNMP Protocol Simple Network Management Protocol SNMP is the standard management protocol for multi vendor IP networks SNMP supports transaction based queries that allow the protocol to format messages and to transmit information between reporting devices and data collection program...

Страница 41: ...ify the browser setting to enable Java Applets to use network ports The Managed Switch can be configured through an Ethernet connection make sure the manager PC must be set on same the IP subnet address with the Managed Switch For example the default IP address of the WGSW Managed Switch is 192 168 0 100 then the manager PC should be set at 192 168 0 x where x is a number between 1 and 254 except ...

Страница 42: ...http 192 168 0 100 2 When the following login screen appears please enter the default username admin with password admin or the username password you have changed via console to login the main screen of Managed Switch The login screen in Figure 4 1 2 appears Figure 4 1 2 Login screen Default User name admin Default Password admin After entering the username and password the main screen appears as ...

Страница 43: ...ccess all the commands and statistics the Managed Switch provides 1 It is recommended to use Internet Explore 6 0 or above to access Managed Switch 2 The changed IP address take effect immediately after click on the Save button you need to use the new IP address to access the Web interface 3 For security reason please change and memorize the new password after this first setup 4 Only accept comman...

Страница 44: ...et to display different information for the ports including Link up or Link down Clicking on the image of a port opens the Port Statistics page The port states are illustrated as follows State Disabled Down Link RJ 45 Ports SFP Ports 607H 608H 609H Main Menu Using the onboard web agent you can define system parameters manage and control the Managed Switch and all its ports or monitor network condi...

Страница 45: ...User s Manual of WGSW 48000 45 Figure 4 1 5 WGSW Managed Switch Main Funcrions Menu ...

Страница 46: ...ch administrator to identify the hardware MAC address software version and system uptime Figure 4 2 1 System Information Screenshot The page includes the following fields Object Description Device name Displays the switch model name Hardware Version Displays the hardware version number Firmware Version Displays the switch firmware version Build Date Displays the firmware built date MAC Address Dis...

Страница 47: ...e following fields Object Description IP Address Mode Retrieves the IP address using DHCP or Static The possible field values are DHCP that retrieves the IP addresses using DHCP client Static indicates IP address is statically assigned If Static was selected the IP Address Subnet Mask and Default Gateway fields are available IP Address Defines the IP address of the system Subnet Mask Defines the s...

Страница 48: ...aylight Savings Time DST on the device based on the devices location When daylight saving is enabled one hour will be added to time zone offset value Only for SNTP Time Zone Specifies the difference between Greenwich Mean Time GMT and local time For example the Time Zone Offset for Paris is GMT 1 while the local time in New York is GMT 5 Only for SNTP Use Local Time M Month Sets the month D Day Se...

Страница 49: ... server types for the server time Use SNTP Server Server IP Address Sets the SNTP server s IP address Update Time Now Synchronizes current device time with the SNTP server right away Polling Interval Sets the interval at which SNTP client polls for time 4 2 4 Green Ethernet This page is used to enable disable green Ethernet function Enable green Ethernet mode will reduce system power consumption w...

Страница 50: ... Figure 4 3 1 Port Configuration screenshot The page includes the following fields Object Description Port Number Indicates the port numbers in the system Click on the port index will enter port configuration page Admin Mode Configure the administrative mode of the port Sets to Disable will force the port to link down status Auto Negotiation Configure the port auto negotiation capability When auto...

Страница 51: ...peed and duplex mode if the port is linkup Flow Control Indicates the state of flow control if the port is linkup LAG Group Indicates the LAG group if the port is a LAG port Link Status Displays the link status of the port Figure 4 3 2 Port Detail Configuration ...

Страница 52: ...ure 4 3 3Link Aggregation The Link Aggregation Control Protocol LACP provides a standardized means for exchanging information between Partner Systems that require high speed redundant links Link aggregation lets you group up to eight consecutive ports into a single dedicated connection This feature can expand bandwidth to a device on the network LACP operation requires full duplex mode more detail...

Страница 53: ...ink aggregationing group then the number of ports must be the same as the group member ports The aggregation code ensures that frames belonging to the same frame flow for example a TCP connection are always forwarded on the same link aggregation member port Reording of frames within a flow is therefore not possible The aggregation code is based on the following information Source MAC Destination M...

Страница 54: ... group the port with the highest priority becomes the default active port The other ports with lower priorities become standby ports in the trunk group Admin Key Indicates actor administration key for the port The LACP administration key must be set to the same value for ports that belong to the same LAG LAG Group Indicates the LAG group ID if the port is the member of this LAG group Status Summar...

Страница 55: ... to form a single aggregated group Link aggregated groups multiply the bandwidth between the devices increase port flexibility and provide link redundancy Figure 4 3 4 LAG Group The page includes the following fields Object Description LAG Group Displays the LAG groups Port Member Displays the ports that are members of this LAG Link Status Displays the link status Speed Duplex Display the connecti...

Страница 56: ...not cross VLAN without a network device performing a routing function between the VLAN 2 The Managed Switch supports IEEE 802 1Q VLAN The port untagging function can be used to remove the 802 1 tag from packet headers to maintain compatibility with devices that are tag unaware 3 The Managed Switch s default is to assign all ports to a single 802 1Q VLAN named DEFAULT_VLAN As new VLAN is created th...

Страница 57: ... IEEE 802 1Q compliant VLAN allow a network to be segmented in order to reduce the size of broadcast domains All packets entering a VLAN will only be forwarded to the stations over IEEE 802 1Q enabled switches that are members of that VLAN and this includes broadcast multicast and unicast packets from unknown sources VLAN can also provide a level of security to your network IEEE 802 1Q VLAN will o...

Страница 58: ...D is 12 bits long 4094 unique VLAN can be identified The tag is inserted into the packet header making the entire packet longer by 4 octets All of the information originally contained in the packet is retained 802 1Q Tag User Priority CFI VLAN ID VID 3 bits 1 bits 12 bits TPID Tag Protocol Identifier TCI Tag Control Information 2 bytes 2 bytes Preamble Destination Address Source Address VLAN TAG E...

Страница 59: ... Because some devices on a network may be tag unaware a decision must be made at each port on a tag aware device before packets are transmitted should the packet to be transmitted have a tag or not If the transmitting port is connected to a tag unaware device the packet should be untagged If the transmitting port is connected to a tag aware device the packet should be tagged Default VLANs The Swit...

Страница 60: ... assigned If an end station or its network adapter supports the IEEE 802 1Q VLAN protocol it can be configured to broadcast a message to your network indicating the VLAN groups it wants to join When this switch receives these messages it will automatically place the receiving port in the specified VLANs and then forward the message to all other ports When the message arrives at another switch that...

Страница 61: ...ield is used to create one VLAN group at a time Multiple VLAN Specifies a range of VLANs being configured It allows multiple VLAN groups being created at a time VLAN Group Table Displays all VLAN groups with their member ports There are two color symbols for each VLAN group member port that is Tagged and Untagged Tagged Indicates that this port is a member of the VLAN When the packet leaves the me...

Страница 62: ...ed Ports with tagging enabled will put the VID number priority and other VLAN information into the header of all packets that flow into those ports If a packet has previously been tagged the port will not alter the packet thus keeping the VLAN information intact The VLAN information in the tag can then be used by other 802 1Q compliant devices on the network to make packet forwarding decisions Unt...

Страница 63: ...elds Object Description VLAN Group Indicates the VLAN for which the port membership is configured Excluded Excludes the Port LAG from the VLAN Untagged Indicates that this Port LAG is a member of the VLAN When the packet leaves the member Port LAG the VLAN tag is removed Tagged Indicates that this Port LAG is a member of the VLAN When the packet leaves the member Port LAG the VLAN tag is kept The ...

Страница 64: ...LAN Port screen All untagged packets arrive to the device are tagged by the ports PVID Protected Port When the ports specified as Protected Port they can not forward traffic to each other Only the ports that are not specified as Protected Port can forward traffic to and from the protected ports respectively Drop Non 1Q Frame When enabled any Non 1Q ingress frame will be dropped by this port VLAN I...

Страница 65: ...le GVRP Enables and disables GVRP on the device Port Displays the interface on which GVRP is enabled Possible field values are Port indicates the port number on which GVRP is enabled LAG indicates the LAG number on which GVRP is enabled GVRP Mode When the checkbox is checked GVRP is enabled on the interface Join Period The interval between transmitting requests queries to participate in a VLAN gro...

Страница 66: ...fault 60 centiseconds AllLeave Period The interval between sending out a LeaveAll query message for VLAN group participants and the port leaving the group This interval should be considerably larger than the Leave Time to minimize the amount of traffic generated by nodes rejoining the group Range 500 18000 centiseconds Default 1000 centiseconds ...

Страница 67: ... failure is also accomplished automatically without operator intervention This automatic network reconfiguration provides maximum uptime to network users However the concepts of the Spanning Tree Algorithm and protocol are a complicated and complex subject and must be fully researched and understood It is possible to cause serious degradation of the performance of the network if the Spanning Tree ...

Страница 68: ... a port that has a higher number than the current root port can cause a root port change STP Port States The BPDUs take some time to pass through a network This propagation delay can result in topology changes where a port that transitioned directly from a Blocking state to a Forwarding state could create temporary data loops Ports must wait for new network topology information to propagate throug...

Страница 69: ...lows for two levels of operation the switch level and the port level The switch level forms a spanning tree consisting of links between one or more switches The port level constructs a spanning tree consisting of groups of one or more ports The STP operates in much the same way for both levels On the switch level STP calculates the Bridge Identifier for each switch and then sets the Root Bridge an...

Страница 70: ...able Description Default Value Port Priority A relative priority for each port lower numbers give a higher priority and a greater chance of a given port being elected as the root port 128 Port Cost A value used by STP to evaluate paths STP calculates path costs and selects the path with the minimum cost as the active path 200 000 100Mbps Fast Ethernet ports 20 000 1000Mbps Gigabit Ethernet ports 0...

Страница 71: ...e probability the port will be chosen as the Root Port Port Cost A Port Cost can be set from 0 to 200000000 The lower the number the greater the probability the port will be chosen to forward packets Illustration of STP A simple illustration of three switches connected in a loop is depicted in the below diagram In this example you can anticipate some major network problems if the STP assistance is...

Страница 72: ... 3 Designated Port Root Port Root Port Designated Port Blocked Figure 4 5 3 After Applying the STA Rules The switch with the lowest Bridge ID switch C was elected the root bridge and the ports were selected to give a high port cost between switches B and C The two optional Gigabit ports default port cost 4 on switch A are connected to one optional Gigabit port on both switch B and C The redundant ...

Страница 73: ...2768 The port priority value is provided in increments of 4096 For example 4096 8192 12288 etc The range is 0 to 61440 Max Age The max age timer controls the maximum length of time that passes before a bridge port saves its configuration BPDU information Forward Delay Forward delay is a time value which controls how fast a port changes its state The value determines how long the port stays in each...

Страница 74: ...port Priority Indicates the priority of this port This is the value of the priority field contained in the first octect of the Port ID Edge Indicates if this port is the edge port Once configured as an edge port the port state immediately transitions from disable block to forwarding state Root Guard Indicates if this port is the root guard port Once configured as a root guard port the port can pre...

Страница 75: ...998 Edition MSTP allows frames assigned to different VLANs to follow separate paths each based on an independent Multiple Spanning Tree Instance MSTI within Multiple Spanning Tree MST Regions composed of LANs and or MST Bridges These Regions and the other Bridges and LANs are connected into a single Common Spanning Tree CST Figure 4 5 6 MSTP The page includes the following fields Object Descriptio...

Страница 76: ...e has been detected and is underway Note Max Age 2 Forward Delay 1 Max Hops Specifies the number of hops in a region before the BPDU is discarded and the information held for a port is aged 4 5 4 MSTP Port Figure 4 5 7 MSTP Port The page includes the following fields Object Description MSTP Port Settings The MSTP Port Settings configure MSTP port parameters Port Indicates the port numbers of the s...

Страница 77: ... 5 5 MSTP Instance MSTP operation maps VLANs into STP instances Packets assigned to various VLANs are transmitted along different paths within Multiple Spanning Tree Regions MST Regions Regions are one or more Multiple Spanning Tree bridges by which frames can be transmitted In configuring MST the MST region to which the device belongs is defined A configuration consists of the name revision and r...

Страница 78: ...fies the selected spanning tree instance device priority The field range is 0 61440 4 5 6 MSTP Interface Network Administrators can assign MSTP Interface settings through the MSTP Port page Figure 4 5 9 MSTP Interface The page includes the following fields Object Description Instance Specifies the MST instance Cost Displays the cost of this port for the specified MST instance Cost means the contri...

Страница 79: ... from disable block to forwarding state P2P Indicates if this port is a point to point link If you connect a port to another port though a point to point link and the local port becomes a designated port it negotiates a rapid transition with the other port to ensure a loop free topology Status Displays the MSTP port status for the specified MST instance Role Displays the role of this port for the ...

Страница 80: ...ers that they will become members of a multicast group The Internet Group Management Protocol IGMP is used to communicate this information IGMP is also used to periodically check the multicast group for members that are no longer active In the case where there is more than one multicast router on a sub network one router is elected as the queried This router then keeps track of the membership of t...

Страница 81: ...User s Manual of WGSW 48000 81 Figure 4 6 2 Multicast flooding Figure 4 6 3 IGMP Snooping multicast stream control IGMP Versions 1 and 2 ...

Страница 82: ...their respective sub networks The following outlines what is communicated between a multicast router and a multicast group member using IGMP A host sends an IGMP report to join a group A host will never send a report when it wants to leave a group for version 1 A host will send a leave report when it wants to leave a group for version 2 Multicast routers send IGMP queries to the all hosts group ad...

Страница 83: ...k their hosts if they want to receive multicast traffic If there is more than one router switch on the LAN performing IP multicasting one of these devices is elected querier and assumes the role of querying the LAN for group members It then propagates the service requests on to any upstream multicast switch router to ensure that it will continue to receive the multicast service Multicast routers u...

Страница 84: ...roup 1 4094 MAC Address Specifies a L2 multicast address Format 01 XX XX XX XX XX Port Specifies the multicast port members 4 6 3 Static Multicast Table The IGMP Static Multicast Table allowed the network administrator to assigning a specificy Multicast Group to a port The port is configured to send and receive all traffic for a particular mulcast group Usually the function is use to test the mult...

Страница 85: ...this static multicast group Group Name The name for this static multicast group VLAN ID The VLAN ID for this static multicast group Multicast Address The multicast address for this static multicast group Member Port The port members for this static multicast group Modify Specifies the states of port member for this static multicast group Delete To destroy the existing multicast group ...

Страница 86: ...rd multicast traffic only to those ports that want to receive it Figure 4 6 7 IGMP The page includes the following fields Object Description Assign Router Ports Specify ports to which IGMP routers were connected Dynamic Router Port Click on this button to display the port that receive the following traffic 1 IGMP Query 2 Packet with destination IP 224 0 0 2 Group Membership Click on this button to...

Страница 87: ... configured maximum number Only incoming traffic with source addresses already stored in the dynamic or static address table will be authorized to access the network through that port If a device with an unauthorized MAC address attempts to use the switch port the intrusion will be detected and the switch can automatically take action by disabling the port and sending a trap message Figure 4 7 1 P...

Страница 88: ...rs or groups permitted or denied to specific traffic objects such as a process or a program Each accessible traffic object contains an identifier to its ACL The privileges determine whether there are specific traffic object access rights ACL implementations can be quite complex for example when the ACEs are prioritized for the various situation In networking the ACL refers to a list of service por...

Страница 89: ...n t have the same name Permit Frames matching the ACL entries may be forwarded and learned Deny Frames matching the ACL entries are dropped Queue Assignment Select a traffic class of Low Normal Medium or High to apply to the ACL Port List Indicates the ports ACL entry apply to When add new entry default to all ports so you can click modify linker to modify it Proiority Indicates the priority of AC...

Страница 90: ...ry Figure 4 7 4 Access Control List add new ACL entry The Page contains the following fields Entry Name Defines a new user defined IP based ACL Priority Indicates the priority of ACL entry The largest value have highest priority The range is from 0 to 65535 And Different ACL entries can t have the same priority IP ACL SIP Source IP Address Matches the source port IP address to which packets are ad...

Страница 91: ...GMP which indicates that the Internet Group Management Protocol IGMP is used to classify network flows TCP which indicates that the Transmission Control Protocol is used to classify network flows UDP which indicates that the User Datagram Protocol is used to classify network flows IP which indicates that all IPv4 frames are used to classify network flows GRE which indicates that the Generic Routin...

Страница 92: ...ween the supplicant and the switch are special 802 1X frames known as EAPOL EAP Over LANs frames EAPOL frames encapsulate EAP PDUs RFC3748 Frames sent between the switch and the RADIUS server are RADIUS packets RADIUS packets also encapsulate EAP PDUs together with other attributes like the switch s IP address name and the supplicant s port number on the switch EAP is very flexible in that it allo...

Страница 93: ...on the devices in the network have specific roles as shown below Figure 4 7 6 Device Roles z Client the device workstation that requests access to the LAN and switch services and responds to requests from the switch The workstation must be running 802 1X compliant client software such as that offered in the Microsoft Windows XP operating system The client is the supplicant in the IEEE 802 1X speci...

Страница 94: ...onfiguration command the switch must initiate authentication when it determines that the port link state transitions from down to up It then sends an EAP request identity frame to the client to request its identity typically the switch sends an initial identity request frame followed by one or more requests for authentication information Upon receipt of the frame the client responds with an EAP re...

Страница 95: ...ol the client initiates the authentication process by sending the EAPOL start frame When no response is received the client sends the request for a fixed number of times Because no response is received the client begins sending frames as if the port is in the authorized state If the client is successfully authenticated receives an Accept frame from the authentication server the port state changes ...

Страница 96: ...ports should be authorized by a RADIUS server to forward traffic No traffic is forwarded if it is unauthorized Otherwise no authentication process is required for those ports all traffic could be forwarded normally Client MAC Address Displays the last client in the MAC address who send out the EAPOL control frame of the port Authorization Displays the authentication status of an enabled port In Pr...

Страница 97: ...shared secret key is as same as the one you had set at the switch RADIUS server 12345678 at this case Figure 4 7 9 Windows Server RADIUS Server setting 2 Configure ports attribute of 802 1X the same as 802 1X Port Configuration Figure 4 7 10 802 1x Port Configuration 3 Create user data That step are different of Local Authenticate the establishment of the user data needs to be created on the Radiu...

Страница 98: ...1Windows Server RADIUS Server setting path 5 Enter Active Directory Users and Computers create legal user data the next right click a user what you created to enter properties and what to be noticed Figure 4 7 12 TsInternetUser Properties screen ...

Страница 99: ...2 1X Authentication in Windows XP Please note that if you want to change the 802 1x authentication type of a wireless client i e switch to EAP TLS from EAP MD5 you must remove the current existing wireless network from your preferred connection first and add it in again Configure Sample EAP MD5 Authentication 1 Go to Start Control Panel double click on Network Connections 2 Right click on the Loca...

Страница 100: ...e 4 7 14 802 1x client configuration 7 Click OK 8 When client has associated with the Managed Switch a user authentication notice appears in system tray Click on the notice to continue Figure 4 7 15 802 1x client port based authentication ...

Страница 101: ...ation dialogue window 4 7 4 RADIUS The RADIUS server is Remote Authentication Dial In User Service RADIUS defined in RFC2865 It is primarily used by ISPs who authenticate a username and password before authorizing use of the network The RADIUS server configuration screen in Figure 4 7 17 appears Figure 4 7 17 RADIUS server configuration screenshot The page includes the following fields ...

Страница 102: ...its name it is an entirely new protocol which is incompatible with any previous version of TACACS TACACS and RADIUS have generally replaced the earlier protocols in more recently built or updated networks although TACACS and XTACACS are still running on many older systems Whereas RADIUS combines authentication and authorization in a user profile TACACS separates the two operations Another differen...

Страница 103: ...tion used Server IP Address TACACS Server IP address Priority The order in which the TACACS servers are used 0 means highest priority Key String The encryption key for TACACS It must match the key used on the TACACS server Authentication Port Port number of TACACS The default is port 49 Timeout for Reply Time that passes before the connection between the device and the TACACS server time out The f...

Страница 104: ...re 4 7 19 Storm Control screenshot The page includes the following fields Object Description Port Configure a single port or all ports Control Type By which specifies the Broadcast mode currently enabled on the device The possible field values are None disable storm control function Broadcast counts only Broadcast traffic Broadcast Multicast counts Broadcast and Multicast traffic together Broadcas...

Страница 105: ...P List specifies the IP addresses which can access the system Figure 4 7 20 Management IP List The page includes the following fields Object Description Management Enables or disables Management IP List IP Address 1 8 Indicates the IP addresses of the Management IP List ...

Страница 106: ... fields Object Description Land Attack Packets with Source IP Destination IP Blat Attack Packets with Source port Destination port SYNFIN SYN and FIN bits set in the packets Xmascan Sequence number is zero and the FIN URG and PSH bits are set NULL scan TCP sequence number is zero and all control bits are zeroes SYN with sport 1024 SYN packets with source port less than 1024 Ping of Death Attack Us...

Страница 107: ...e remote shells which sent information notably passwords in plaintext leaving them open for interception The encryption used by SSH provides confidentiality and integrity of data over an insecure network such as the Internet SSH uses public key cryptography to authenticate the remote computer and allow the remote computer to authenticate the user if necessary SSH is typically used to log into a re...

Страница 108: ...t be changed if any clients are currently connected 4 7 10 DHCP Snooping A DHCP Snooping is configured to listen for All the DHCP or BOOTP broadcast packets to registers the client s IP MAC Port VLAN Lease Time etc information when client assigns the IP address from the trust DHCP Server And check all the untrust port in the DHCP Snooping VLAN to prevent the untrust server s packets DHCP Snooping ...

Страница 109: ...CP Relay Device not the real client Trust Port Selects Trust Ports Of DHCP Snooping function DHCP Snooping will deny all the DHCP Packets from the untrust port DHCP VLAN Selects DHCP Snooping function s effect range 4 7 11 Dynamic ARP Inspection A Dynamic ARP is prevent the untrust ARP packets base on the DHCP Snooping Database Figure 4 7 25 Dynamic ARP Inspection screenshot The page includes the ...

Страница 110: ...of entries used by IP Source Guard IP Source Guard uses Ternary Content Addressable Memory TCAM resources requiring one TCAM rule per IP Source Guard entry If the number of IP Source Guard entries exceeds the number of TCAM rules available new entries may remain inactive When this happens IP Source Guard will show the corresponding reasons to users the probable values are No Problem No error occur...

Страница 111: ...age includes the following fields Object Description Enable IP Source Guard Enables or Disables IP Source Guard function Ports to enable IP Source Guard Selects Ports of IP Source Guard function IP Source Guard Database Displays the information of entries used by IP Source Guard IP Source Guard Database Figure 4 7 27 IP Source Guard Database screenshot ...

Страница 112: ...o indicate a secure HTTP connection It is syntactically identical to the http scheme normally used for accessing resources using HTTP Using an https URL indicates that HTTP is to be used but with a different default TCP port 443 and an additional encryption authentication layer between the HTTP and TCP Figure 4 7 28 HTTPs configuration The page includes the following fields Object Description Enab...

Страница 113: ...ier classifies the traffic on the network Traffic classifications are determined by protocol application source destination and so on You can create and modify classifications The Switch then groups classified traffic in order to schedule them with the appropriate service level DiffServ Code Point DSCP is the traffic prioritization bits within an IP header that are encoded by certain applications ...

Страница 114: ...and Queue 4 is the highest priority queue Weight Indicates the weight number of packets to be served in the queue before moving to serve next queue A high priority queue should have a higher weight than a low priority queue 4 8 2 DSCP TOS DSCP priority is obtained through a 6 bit Type of Service TOS or Differentiated Service Code Point DSCP to 3 bit priority mapping The Type of Service TOS octet i...

Страница 115: ...P packets based on the configured priority 4 bit 4 bit 6 bit 2 bit VER 0100 Header Size DiffServ RES Preamble Destination Address Source Address VLAN TAG Optional Ethernet Type 0800 Data FCS 6 bytes 6 bytes 4 bytes 2 bytes 2 bytes 46 1517 bytes 4 bytes Figure 4 8 3 IPv4 frame format The DSCP is six bits wide allowing coding for up to 64 different forwarding behaviors The DSCP retains backward comp...

Страница 116: ...t mode to IP Precedence on the device Update Changes the priority map Note before you click Save Settings theses change will not be saved DSCP mode configuration Figure 4 8 5 DSCP mode configuration page screenshot IP Precedence mode configuration Figure 4 8 6 IP Precedence mode configuration page screenshot ...

Страница 117: ...ytes 46 1517 bytes 4 bytes Figure 4 8 7 802 1p Tag Priority Set up the COS priority level With the drop down selection item of Priority Type above being selected as COS only COS first this control item will then be available to set the queuing policy for each port QoS settings allow customization of packet priority in order to facilitate delivery of data traffic that might be affected by latency p...

Страница 118: ...ates the lowest priority 7 indicates the highest priority Assigned Queue Indicates priority queue mapping for 802 1P There are four priority queues Queue 1 is the lowest priority queue and Queue 4 is the highest priority queue 802 1p Priority Priority classifiers of the Switch forward packet COS range is from 0 to 7 Seven is the high class Zero is the less class The user may configure the mapping ...

Страница 119: ... the Figure 4 8 9 shows Figure 4 8 9 Port Base QoS configuration screenshot The page includes the following fields Object Description Port Port sets the priority to each specific port The Port mapping determines the packet queue Priority Each port has 8 priority levels 0 7 to be chosen 7 is the highest priority 0 is the default priority Update Means change the priority map But thses change will no...

Страница 120: ...cts a port to configure Ingress Rate Selects a rate for incoming traffic The selectable values are 64kbps 128kbps 256kbps 400Mbps Egress Traffic Shaping is an attempt to control network traffic in order to optimize or guarantee performance low latency and or bandwidth Rate displays the rate for egress traffic And it s value comes from tokens Tokens Added Per Interval means tokens will be added to ...

Страница 121: ...P Value as the action Once the criterion is hit the DSCP value will be changed Figure 4 8 11 DSCP Remark configuration screenshot The page includes the following fields Object Description ACL Entry Name selects a ACL entry as the criterion New DSCP Value indicates new DSCP value of the outgoing packet ACL DSCP mapping table The incoming packets match ACL entry High_DSCP_ACL will be marked with DSC...

Страница 122: ...on such as the number of error packets received by a network element Management information base MIB A MIB is a collection of managed objects residing in a virtual information store Collections of related managed objects are defined in specific MIB modules network management protocol A management protocol is used to convey management information between agents and NMSs SNMP is the Internet communi...

Страница 123: ...nfigures the Engine ID on this device The field value is a hexadecimal string Each byte in hexadecimal character strings consists of two hexadecimal digits Each byte can be separated by a period or a colon The Engine ID must be defined before SNMPv3 is enabled For stand alone devices select a default Engine ID that is comprised of Enterprise number and the default MAC address Use Default Uses the ...

Страница 124: ...le versions are SNMP v1 Set SNMP supported version 1 SNMP v2c Set SNMP supported version 2c SNMP v3 Set SNMP supported version 3 Authentication Defines the security level attached to the group Security levels apply to SNMPv3 only The possible field values are Disable No Authentication which indicates that neither the Authentication nor the Privacy security levels are assigned to the group Enable A...

Страница 125: ... the allowed content is the ASCII characters from 33 to 126 Group Name Indicates which group the user belongs to SNMP groups are defined in the SNMP Group Profile page SNMP Version Indicates the SNMP version of the user Auth Type Indicates the security model that this entry should belong to Possible security models are None None authentication protocol 610HMD5 An optional flag to indicate that thi...

Страница 126: ...hentication protocol are None None authentication protocol 611HMD5 An optional flag to indicate that this user using MD5 authentication protocol The value of security level cannot be modified if entry already exist That means must first ensure that the value is set correctly Key A string identifying the authentication pass phrase For MD5 authentication protocol the allowed string length is 8 to 32...

Страница 127: ...y ID Click on Community ID to edit or remove community Community String Indicates the community string It just like to defines the password used to authenticate the management station to the device Group Name Indicates the group which the community belongs to SNMP groups are defined in the SNMP Group Profile page Remote Station IP Indicates the management station IP address There are two definitio...

Страница 128: ...ng fields Object Description Trap Station ID Click on Trap Station ID to edit or remove trap station Community String Indicates the community string for this trap station Link Change Trap Indicates if link up and link down traps are sent Remote IP Address Indicates the IP address which traps are sent Boot Up Trap Indicates if WarmStart and ColdStart traps are sent Version Indicates the SNMP versio...

Страница 129: ...int devices such as Voice over IP phones and network switches The LLDP MED TLVs advertise information such as network policy power inventory and device location details LLDP and LLDP MED information can be used by SNMP applications to simplify troubleshooting enhance network management and maintain an accurate network topology 4 10 1 LLDP Settings This page allows the user to inspect and configure...

Страница 130: ...able Notification Indicates wether or not notifications from the agent are enabled Enable MED Notification Indicates wether or not MED notifications from the agent are enabled MED Fast Start Count Indicates the number of fast start LLDP MED PDUs that are sent when a LLDP MED Peer is detected Enable Optional TLVs Tx Indicates which TLVs are enabled for tranmission 4 10 2 LLDP Statistics This page p...

Страница 131: ...ble when the Chassis ID or Remote Port ID is not already contained within the table Entries are removed from the table when a given port links down an LLDP shutdown frame is received or when the entry ages out Rx Frame Errors The number of received LLDP frames containing some kind of error Rx Frames Total The number of LLDP frames received on the port Rx Frames TLVs Discarded Each LLDP frame can c...

Страница 132: ...ess as Chassis ID Chassis ID The Chassis ID is the identification of the Managed Switch s LLDP frames System Name Optional TLV When checked the system name is included in LLDP information transmitted System Description Optional TLV When checked the system description is included in LLDP information transmitted System Capabilities Optional TLV When checked the system capability is included in LLDP ...

Страница 133: ... IEEE 802 LAN entity associated with the transmitting LLDP agent s interfaces Port ID The Port ID is the identification of the Managed Switch s port ID Basis Reference Chassis component EntPhysicalAlias when entPhysClass has a value of chassis 3 IETF RFC 2737 Interface alias IfAlias IETF RFC 2863 Port component EntPhysicalAlias when entPhysicalClass has a value port 10 or backplane 4 IETF RFC 2737...

Страница 134: ...rt The port on which the LLDP frame was received Chassis ID SubType Identifies the chassis containing the IEEE 802 LAN entity associated with the transmitting LLDP agent There are several ways in which a chassis may be identified and a chassis ID subtype is used to indicate the type of component being referenced by the chassis ID field Chassis ID The Chassis ID is the identification of the neighbo...

Страница 135: ...d to devine and view the system informatin Admin Password L2 Table Static Address Port Mirroting Admin Timeout Firmware Upgrade Reboot Save Configuration Logs Settings Log Server Memory Logs Flash Logs Ping Function Cable Diagnostic DHCP Relay DHCP Option 82 SelfLoop Detection BOOTP ConfigDownload 4 11 1 Admin Password The screen allows user to change the password of the administrator Figure 4 11 ...

Страница 136: ...frames should go to based upon the DMAC address in the frame This table contains both static and dynamic entries The static entries are configured by the network administrator if the administrator wants to do a fixed mapping between the DMAC address and switch ports The frames also contain a MAC address SMAC address which shows the MAC address of the equipment sending the frame The SMAC address is...

Страница 137: ...he valid MAC address belongs to Type Indicates the MAC address type either static or dynamic Reload L2 Table Retrieves current L2 address table L2 Entry Lookup To seach if MAC existed in L2 Table by entering desired MAC and its VLAN ID and then click on Lookup button 4 11 3 Static Address A static address can be assigned to a specific interface on this switch Static addresses are bound to the assi...

Страница 138: ... problems selected traffic can be copied or mirrored to a mirror port where a frame analyzer can be attached to analyze the frame flow The Managed Switch can unobtrusively mirror traffic from any port to a monitor port You can then attach a protocol analyzer or RMON probe to this port to perform traffic analysis and verify connection integrity The traffic to be copied to the mirror port is selecte...

Страница 139: ...g Ingress Mirror Specifies an Ingress Mirror port to which ingress traffic will be mirrored Egress Mirror Specifies an Egress Mirror port to which egress traffic will be mirrored Mirror To Specifies the mirrored to port 4 11 5 Admin Timeout Specifies the web console administrative time out value Figure 4 11 5 Admin Timeout The page includes the following fields ...

Страница 140: ...P or the Trivial File Transfer Protocol TFTP server Before updating make sure the TFTP server is ready and the firmware image is located on the TFTP server TFTP Firmware Upgrade The Firmware Upgrade page provides the functions to allow a user to update the Managed Switch firmware from the TFTP server in the network Before updating make sure you have your TFTP server ready and the firmware image is...

Страница 141: ...device to be rebooted from a remote location Once the Reboot button is pressed user have to re login the WEB interface about 60 seconds later the screen in Figure 4 11 9 and Figure 4 11 10 appears Figure 4 11 8 Reboot The page includes the following fields Object Description Reboot Switch Restart the switch with current configuration Restore Configuration to Factory Defaults Keep IP address This o...

Страница 142: ...efaults All configuration will be removed Figure 4 11 9 Reboot dialogue Figure 4 11 10 Reboot message You can also check the PWR LED at the front panel to identify the System is load completely or not If the PWR LED is blinking then it is in the firmware load stage if the PWR LED light on you can use the WEB browser to login the Switch ...

Страница 143: ...tch configuration via TFTP HTTP protocol The screen in Figure 4 11 11 appears Figure 4 11 11 Save Configurations HTTP Configuration Upgrade 1 Click the Browse button of the main page the system would pop up the file selection menu to choose saved configuration Figure 4 11 12 Windows file selection menu popup ...

Страница 144: ...atus HTTP Configuration Backup Figure 4 11 13 HTTP configuration backup screenshot 1 Select Backup and press the Proceed button to save the current configuration in manager workstation The following screens in Figure 4 11 14 and 4 11 15 appear Figure 4 11 14 File Download screen 2 Chose the file save path in management workstation ...

Страница 145: ...User s Manual of WGSW 48000 145 Figure 4 11 15 File save screen ...

Страница 146: ...gs are recorded in the remote server See RFC 3164 for more details Figure 4 11 9 Logs Settings The page includes the following fields Object Description Level Indicates the severity of the logs ACTION Click on hyperlink Clear Logs will erase the logs 4 11 10 Log Server The Global Log Parameters page contains fields for enabling logs globally and fields for defining log parameters The Severity log ...

Страница 147: ...ror has occurred Failed to delete entry Warning 4 A system warning has occurred Port down Notice 5 The system is functioning properly but system notice has occurred Bad route Informational 6 Provides device information Link up Debug 7 Provides detailed information about the log If a Debug error occurs contact Dell Online Technical Support Method list created The Server Logs screen contains informa...

Страница 148: ...level is assigned the first facility is overridden All applications defined for a device utilize the same facility on a server The possible field values are Local 0 Local 7 The field default is Local 7 When a severity level is selected all severity level choices above the selection are selected automatically 4 11 11 Memory Logs The Memory Log screen contains all system logs in a chronological orde...

Страница 149: ...tes the time when the log is recorded Message Shows the detailed description of the log 4 11 12 Flash Logs The Flash Log screen contains information about log entries saved to the Log File in FLASH the time that the log generated the log severity and description of the log message The Message Log is available after reboot Figure 4 11 12 Flash Logs The page includes the following fields Object Desc...

Страница 150: ...onses to all packets are received or until a timeout occurs The ICMP Ping screen in Figure 4 11 13 appears Figure 4 11 13 Ping Function The page includes the following fields Object Description Host IP Address The destination IP Address Be sure the target IP Address is within the same network subnet of the switch or you had setup the correct gateway IP address 4 11 14 Cable Diagnostic The accuracy...

Страница 151: ... The page contains the following fields Port This is the port to which the cable is connected Test Result OK indicates that the cable passed the test Open means the cable is connected on only one side Short indicates that a short has occurred in the cable This is the approximate length of the cable The Cable Length test can be performed only when the port is up ...

Страница 152: ...ludes the following fields Object Description Mode Enables or Disables DHCP Relay function Server IP Enteres remote DHCP server IP address 4 11 16 DHCP Option 82 The DHCP option 82 enables a Dynamic Host Configuration Protocol DHCP relay agent to include information about itself when forwarding client originated DHCP packets to a DHCP server The DHCP server can use this information to implement IP...

Страница 153: ...oups to perform relay function 4 11 17 Self Loop Detection Self Loop Detection means when one port produces a self loop and Switch can detect this situation When it happens the port will be disabled After a recover time s later switch will enable this port and try to detect this port again until there is no self loop on this port Figure 4 11 17 Self Loop Detection ...

Страница 154: ...ver automaticly Enable DHCP Client and DHCP Server assigned the Switch IP Address at the same time the Switch can acquire the Option 66 67 message bootp file name TFTP server IP from the DCHP Packet or BOOTP Packet According to these message Switch use tftp client download the special configure file from the special TFTP Server When switch download succeed these message will be saved Next time Swi...

Страница 155: ...reenshot The page includes the following fields Object Description Port Indicates the port number Octets Recieved The number of octets received on this port during the session Octets Transmitted The number of octets transmitted on this port during the session Session Time The duration of the session in seconds User Name Represents the identity of the Supplicant PAE Termination Cause The reason for...

Страница 156: ... for each port was listed by showing owner and status fileds Use the port select link to select which port details to be displayed The RMON Statistics screen in Figure 4 12 2 and Figure 4 12 3 appears Figure 4 12 2 RMON Statistic screenshot The page includes the following fields Object Description Source Interface indicates the ethernet interface of this system Owner indicates the entry creator Mo...

Страница 157: ...counted value Received Bytes indicates the Octets including error counted value Received Packets indicates the packets including error counted value Broadcast Packets Received indicates the Broadcasts packets counted value Multicast Packets Received indicates the Multicast packets counted value CRC Alignment Errors indicates the CRC Alignment errors counted value Undersize Packets indicates the un...

Страница 158: ...to 1023 Bytes indicates the counted value which packets length are 512 to 1023 bytes Frames of 1024 to 1518 Bytes indicates the counted value which packets length are 1024 to 1518 bytes 4 12 3 RMON Event In this table overview every valid entry will be listed in the same page to help user to get the overview image on each control entry setting Figure 4 12 4 RMON Event screenshot The page includes ...

Страница 159: ... MIB that will be executed when the event is generated For example a channel may be turned on or off by the firing of an event 4 12 4 RMON Event Log In this table overview every valid Event entry will be listed in the same page to help user to enter the other page to checking all the associated entries by the selected specific Event entry index The Event Index field contains each entry s hyper lin...

Страница 160: ...alarm entry index value Interval Second The interval in seconds over which the data is sampled and compared with the rising and falling thresholds Source Interface Indicates the port number Counter Variable Indicates which etherStatistics counter per interface been assigned for alarm The value might be Unassigned if the alarm entry is created but no variable been configurred and the value might be...

Страница 161: ...e is zero no associated event will be generated as zero is not a valid event index FallingEventIndex Indicates the index of the eventEntry that is used when a falling threshold is crossed The eventEntry identified by a particular value of this index is the same as identified by the same value of the eventIndex object If there is no corresponding entry in the eventTable then no association exists I...

Страница 162: ...isted in the same page to help user to enter the page on checking all the sampled entries by the selected specific History Control entry index Figure 4 12 7 RMON History screenshot Figure 4 12 8 Port RMON History screenshot The page includes the following fields Object Description Control Index Control entry index value ...

Страница 163: ... Octets including error counted value Packets indicates the Received packets counted value Broadcast Packets indicates the Broadcasts packets counted value Multicast Packets indicates the Multicast packets counted value CRC Alignment Errors indicates the CRC Alignment error counted value UndersizePackets indicates the undersize packets counted value OversizePackets indicates the oversize counted v...

Страница 164: ... Line Interface CLI Logon to the Console Once the terminal has connected to the device power on the WGSW Managed Switch the terminal will display that it is running testing procedures Then the following message asks the login password The factory default password as following and the login screen in Figure 5 1 appears User name admin Password admin Figure 5 1 WGSW Managed Switch Console Login scre...

Страница 165: ...rface Configure IP address The WGSW Managed Switch is shipped with default IP address as following IP Address 192 168 0 100 Subnet Mask 255 255 255 0 To check the current IP address or modify a new IP address for the Switch please use the procedures as follow Show the current IP address 1 On Switch prompt enter show network 2 The screen displays the current IP address Subnet Mask and Gateway As sh...

Страница 166: ...for the Managed Switch IP 192 168 1 100 Subnet Mask 255 255 255 0 Gateway 192 168 1 1 Figure 5 3 Set IP address screen 5 Repeat Step 1 to check if the IP address is changed 6 On Switch prompt type Save to save the current configuration If the IP is successfully configured the Managed Switch will apply the new IP address setting immediately You can access the Web interface of WGSW Managed Switch th...

Страница 167: ...port regardless of the interface through which the associated action was initiated A Macintosh or PC attachment can use any terminal emulation program for connecting to the terminal serial port A workstation attachment under UNIX can use an emulator such as TIP 5 2 Telnet login The Managed Switch also supports telnet for remote management The switch asks for user name and password for remote login...

Страница 168: ...l Config Mode From the Privileged Mode enter the configuration command Switch Config To exit to the Privileged Mode enter the exit command Interface Config Mode From the Global Config mode enter the interface port command Switch Interface port To exit to the Global Config mode enter exit Table 6 1 CLI Command Modes The CLI is divided into various modes The commands in one mode are not available un...

Страница 169: ...al Config mode the operator may enter the following configuration modes Interface Config Mode Many features are enabled for a particular interface The Interface commands enable or modify the operation of an interface In this mode a physical port is set up for a specific logical connection operation The command prompt at this level is Command Prompt Switch Interface port 6 1 User Mode commands help...

Страница 170: ...t port all Parameters port all Mode User Mode show network Description This command displays switch IP configuration Syntax show network Mode User Mode show system Description This command displays system information Syntax show system Mode User Mode show port statistics Description This command displays port statistics Syntax show port statistics port all ...

Страница 171: ... Mode Save Description This command is used to save configurations 6 2 Privileged Mode commands cable diag port Description This command is used to proceed cable diagnostic Syntax cable diag port port ID Parameters port list specifies the ports to be set If not entered all ports are set Mode Privileged Mode Example Switch cable diag port 1 ...

Страница 172: ...cription This command is used to clear static arl table entries Syntax clear arl static mac mac addr Parameters mac addr Mode Privileged Mode clear config Description This command is used to restore switch factory default configuration Syntax clear config Mode Privileged Mode clear counters Description This command is used to clear RMON statistics for entire switch Syntax clear counters Mode Privi...

Страница 173: ...ear static multicast groups Syntax clear static mcast Mode Privileged Mode clear pass Description This command is used to restore administrator s password to factory default Syntax clear pass Mode Privileged Mode clear lacp Description This command is used to restore LAG and LACP configuration to factory default Syntax clear lacp Mode Privileged Mode clear logs Description This command is used to ...

Страница 174: ...n Mode Privileged Mode 6 2 2 Copy Command This command is used to upload file from switch to host or download file to switch from host copy nvram_config tftp Description This command is used to backup switch configuration Syntax copy nvram_config tftp A B C D file filename Parameters A B C D file filename Mode Privileged Mode Example Switch copy nvram_config tftp 192 168 1 100 file switch_configur...

Страница 175: ...onfiguration or runtime image from host to switch Syntax copy tftp A B C D file filename nvram_config system_image Parameters A B C D file filename nvram_config system_image Mode Privileged Mode Example Switch copy tftp 192 168 1 100 file switch_configuration nvram_config Switch copy tftp 192 168 1 100 file runtime_code system_image exit Description This command is used to exit current shell Synta...

Страница 176: ...Privileged Mode ping Description This command is used to proceed ping destination host Syntax ping A B C D Parameters A B C D Mode Privileged Mode reload Description This command is used to reboot system Syntax reload Mode Privileged Mode save Description This command is used to save configuration Syntax save Mode Privileged Mode ...

Страница 177: ... mapping Syntax show qos cos Mode Privileged Mode show qos queue settings Description This command displays the queue settings mapping Syntax show qos queue settings Mode Privileged Mode show qos advanced Description This command displays qos advanced mode information show qos advanced mode Description This command displays mode of qos Syntax show qos advanced mode Mode Privileged Mode show qos ad...

Страница 178: ...de show qos port based Description This command is used to displays class of service information show qos port based port Description This command displays class of service information Syntax show qos port based port port ID Parameters port ID Mode Privileged Mode show qos port based all Description This command displays all switch interfaces cos settings Syntax show qos port based all Mode Privil...

Страница 179: ...uration Syntax show dot1x radius Mode Privileged Mode show dot1x statistics Description This command displays dot1x statistics Syntax show dot1x statistics Mode Privileged Mode show igmpsnooping Description This command displays IGMP snooping information show igmpsnooping dynamic_router_port Description This command displays dynamic router ports information Syntax show igmpsnooping dynamic_router_...

Страница 180: ...oping configuration information Syntax show igmpsnooping info Mode Privileged Mode show lag Description This command is used to displays link aggregation groups information show lag lag index Description This command is used to specify an switch lag Syntax show lag lag index lag id Parameters lag id Mode Privileged Mode show lag all Description This command is used to displays all switch lags Synt...

Страница 181: ...tatistic Mode Privileged Mode show lldp local Description This command is used to displays local information Syntax show lldp local Mode Privileged Mode show lldp msap Description This command is used to displays msap information Syntax show lldp msap Mode Privileged Mode show lldp msap entry Description This command is used to displays msap details information Syntax show lldp msap entry 1 26 Par...

Страница 182: ...ing memory log Mode Privileged Mode show logging flash log Description This command displays flash logs Syntax show logging flash log Mode Privileged Mode show monitor Description This command is used to displays port mirroring settings Syntax show monitor Mode Privileged Mode show network Description This command is used to configuration for inband connectivity Syntax show network Mode Privileged...

Страница 183: ...D Parameters port ID Mode Privileged Mode show port all Description This command is used to displays all switch interface Syntax show port all Mode Privileged Mode show port security Description This command is used to displays port security settings show port security port Description This command is used to specify an switch interface Syntax show port security port port ID Parameters port ID Mod...

Страница 184: ...ort Description This command is used to specify an switch interface Syntax show rate limit port port ID Parameters port ID Mode Privileged Mode Example Switch Show rate limit port 1 Switch Show rate limit port g show rate limit all Description This command is used to displays all interfaces status Syntax show rate limit all Mode Privileged Mode show running config Description This command is used ...

Страница 185: ...Syntax show snmp groups Mode Privileged Mode show snmp users Description This command displays all snmp users Syntax show snmp users Mode Privileged Mode show snmp communities Description This command displays all snmp communities Syntax show snmp communities Mode Privileged Mode show snmp info Description This command displays all snmp information Syntax show snmp info Mode Privileged Mode ...

Страница 186: ...anning tree interface Description This command displays RSTP ports information show spanning tree interface port Description This command specify an switch interface Syntax show spanning tree interface port port ID Parameters port ID Mode Privileged Mode show spanning tree interface all Description This command displays all switch interface Syntax show spanning tree interface all Mode Privileged M...

Страница 187: ... mst instance Description This command displays ports information on a MST instance Syntax show spanning tree mst instance 0 4094 Parameters 0 4094 Mode Privileged Mode show spanning tree mst summary Description This command displays all MST instance information Syntax show spanning tree mst summary Mode Privileged Mode show spanning tree status Description This command is used to displays spannin...

Страница 188: ...system information including system up time Syntax show sysinfo Mode Privileged Mode show switch Description This command is used to displays switch information show switch admin time Description This command displays the age time of web and console Syntax show switch admin time Mode Privileged Mode show switch age time Description This command displays the age time of L2 table Syntax show switch ...

Страница 189: ...ged Mode show switch mac table vlan Description This command displays all mac in a specify vlan Syntax show switch mac table vlan vlan id Parameters vlan id Mode Privileged Mode show switch mac table port Description This command displays all mac in a specify port Syntax show switch mac table port port id Parameters port port id Mode Privileged Mode show switch mcast table Description This command...

Страница 190: ...displays the value of trap flags that apply to the switch Syntax show trapflags Mode Privileged Mode show vlan Description This command is used to displays vlan configuration show vlan member Description This command displays vlan configuration Syntax show vlan member 1 4094 Parameters 1 4094 Mode Privileged Mode show vlan number Description This command displays how many vlans has been created Sy...

Страница 191: ...ndex 1 65535 Parameters 1 65535 Mode Privileged Mode show rmon event Description Syntax Show rmon event CR Parameters CR Mode Privileged Mode Show rmon event log event _index Description This command displays rmon event log Syntax Show rmon event log event _index 1 65535 Parameters 1 65535 Mode Privileged Mode show rmon alarm index Description This command displays rmon Alarm table Syntax ...

Страница 192: ... Syntax show rmon alarm CR Parameters CR Mode Privileged Mode show rmon history show rmon history index Description This command displays enabled rmon history Syntax show rmon history index 1 65535 Parameters 1 65535 Mode Privileged Mode show rmon history Description Syntax show rmon history CR Parameters CR Mode Privileged Mode ...

Страница 193: ...index Description This command is used to specify an switch poe interface Syntax show poe port index port ID Parameters port ID Mode Privileged Mode show poe all Description This command is used to displays all switch poe interface Syntax show poe all Mode Privileged Mode show poe system status Description This command is used to displays PoE system status Syntax show poe system status Mode Privil...

Страница 194: ...le of static ARP Syntax show arp Mode Privileged Mode show acl Description This command is used to displays information about ACL entries Syntax show acl Mode Privileged Mode show dhcpsnooping config Description This command is used to displays dhcp snooping global configuration Syntax show dhcpsnooping config Mode Privileged Mode show dhcpsnooping port Description This command is used to displays...

Страница 195: ...psnooping database all Description This command is used to show all dhcpsnooping entries Syntax show show dhcpsnooping database all Mode Privileged Mode show dhcpsnooping database static Description This command is used to show all dhcpsnooping static entries Syntax show dhcpsnooping database static Mode Privileged Mode show dhcpsnooping database dynamic Description This command is used to show al...

Страница 196: ...led IP Source Guard Syntax show ipsrcgd ports Mode Privileged Mode show ipsrcgd database Description This command is used to displays the database of IP Source Guard Syntax show ipsrcgd database Mode Privileged Mode show https Description This command is used to displays https information Syntax show https Mode Privileged Mode show loop_detect Description This command is used to displays selfloop ...

Страница 197: ...User s Manual of WGSW 48000 197 telnet Description This command is used to telnet the other host Syntax telnet A B C D Parameters A B C D Mode Privileged Mode ...

Страница 198: ...is used to configure vlan vlan add Description This command is used to create a new vlan or some vlans vlan add number Description This command enter a vlan ID Syntax vlan add number vlan ID Parameters vlan ID Mode Global Config vlan add range Description This command enter a range of vlan ID Syntax vlan add range from vlan ID to vlan ID Parameters vlan ID to vlan ID Mode Global Config ...

Страница 199: ...or vlans vlan port all Description This command is used to configure all ports vlan port all port configure Description This command is used to configure ports in a specific vlan Syntax vlan port all port configure vlan ID Parameters vlan ID Mode Global Config vlan port all protected Description This command is used to configure protected ports Syntax vlan port all protected enable disable Paramet...

Страница 200: ...rts vlan port ports port configure Description This command is used to configure ports in a specific vlan Syntax vlan port ports port configure vlan ID Parameters vlan ID Mode Global Config vlan port ports protected Description This command is used to configure protected ports Syntax vlan port ports protected enable disable Parameters enable disable Mode Global Config vlan port ports pvid Descript...

Страница 201: ...g from a vlan Syntax vlan lag vlan vlan ID exclude lags lag ID Parameters lag ID Mode Global Config vlan lag vlan vlan ID untagged Description This command is used to set to untagged lag Syntax vlan lag vlan vlan ID untagged lags lag ID Parameters lag ID Mode Global Config vlan lag vlan vlan ID tagged Description This command is used to set to tagged lag Syntax vlan lag vlan vlan ID tagged lags la...

Страница 202: ...d lacp syspri system priority Description This command is used to configure lacp system priority Syntax lacp syspri system priority 0 65535 Parameters 0 65535 Mode Global Config link aggregation Description This command is used to configure link aggregation link aggregation addport Description This command is used to configure LAG groups Syntax Link Aggregation addport lag LAG ID Parameters LAG ID...

Страница 203: ...port all lag LAG ID Parameters LAG ID Mode Global Config link aggregation delport lag Description This command remove specify LAG group Syntax link aggregation delport lag LAG ID Parameters LAG ID Mode Global Config 6 3 3 LLDP Command lldp enable Description This command is used to enable lldp functions Syntax lldp enable Mode Global Config lldp disable Description This command is used to disable ...

Страница 204: ...rameters 5 32768 Mode Global Config lldp fast startcnt Description This command is used to specify fast start count Syntax lldp fast startcnt 1 10 Parameters 1 10 Mode Global Config lldp hold Description This command is used to specify hold value Syntax lldp hold 2 10 Parameters 2 10 Mode Global Config lldp notify interval Description This command is used to specify notification interval in second...

Страница 205: ...p reinit delay 1 10 Parameters 1 10 Mode Global Config lldp tx delay Description Transmit Delay in seconds Syntax lldp tx delay 1 8192 Parameters 1 8192 Mode Global Config lldp mgmt addrtxport Description A range of ports can be set Syntax lldp mgmt addrtxport ports port list Parameters port list Mode Global Config Example switch config lldp mgmt addrtxport ports 1 switch config lldp mgmt addrtxpo...

Страница 206: ...mand is used to specify log server name enter a name up to 12 characters add a log server IP address Syntax log log server name WORD add ipaddr word Parameters WORD Mode Global Config log log server name word delete Description This command is used to delete a log server Syntax log log server name WORD delete Parameters WORD Mode Global Config log logging target Description This command is used to...

Страница 207: ...tify level Syntax log logging target flash enable disable Parameters enable disable Mode Privileged Mode log logging target console Description This command is used to specify console log notify level Syntax log logging target console enable disable Parameters enable disable Mode Global Config log logging target server name WORD Description This command is used to specify console log notify level ...

Страница 208: ...d to specify static address static address add Description This command is used to add static mac address Syntax static address add mac addr vid vlan ID port port ID Parameters mac addr vid vlan ID port port ID Mode Global Config static address delete Description This command is used to delete static mac address Syntax static address delete mac addr vid vlan ID Parameters mac addr vid vlan ID Mode...

Страница 209: ...fig mgmt accesslist enable Description This command enables management access list Only the IP address specified in the management list is allowed to access DUT Syntax mgmt accesslist enable Mode Global Config mgmt accesslist disable Description This command disables management access list Syntax mgmt accesslist disable Mode Global Config 6 3 6 Monitor Command monitor enable Description This comma...

Страница 210: ... This command configures port monitor probetype as bi direction traffic Syntax monitor des port ID probetype bidirection src port list Parameters port list Mode Global Config Example Switch config monitor des 1 probetype bidirection src 2 8 monitor des port ID probetype ingress Description This command configures port monitor probetype as ingress traffic Syntax monitor des port ID probetype ingres...

Страница 211: ...ype egress src port list Parameters port list Mode Global Config Example Switch config monitor des 1 probetype egress src 2 8 6 3 7 dot1x Command dot1x enable Description This command enables global 802 1x function Syntax dot1x enable Mode Global Config dot1x disable Description This command disables global 802 1x function Syntax dot1x disable Mode Global Config dot1x port control Description Conf...

Страница 212: ...Config dot1x port control disable port Description This command set force authorized on a list of ports Syntax dot1x port control disable port port list Parameters port list Mode Global Config Example Switch config dot1x port control disable port 1 4 6 3 8 network Command network mgmt vlan Description This command changes management vlan Syntax network mgmt vlan vlan ID Parameters vlan ID Mode Glo...

Страница 213: ... This command configure switch dhcp client Syntax network protocol dhcp none Parameters dhcp none Mode Global Config network dhcp relay Description Configure switch dhcp relay functions network dhcp relay mode Description This command configures dhcp relay mode Syntax network dhcp relay mode enable disable Parameters enable disable Mode Global Config network dhcp relay server Description This comm...

Страница 214: ...ll be enable DHCP relay option82 Syntax network dhcp relay vlan vlan ID add Mode Global Config network dhcp relay vlan vlan ID remove Description This command enters a vlan which will be disable dhcp relay option82 Syntax network dhcp relay vlan vlan ID remove Mode Global Config network sysinfo Description Configure switch system information Network sysinfo sysname Description This command configu...

Страница 215: ...network sysinfo syscontact Description This command configures system contact information Syntax network sysinfo syscontact WORD Parameters WORD Mode Global Config network admin timeout Description This command configures web console admin time out interval 0 means disable Syntax network admin timeout 0 65535 Parameters 0 65535 Mode Global Config 6 3 9 Port Command port all admin mode Description ...

Страница 216: ...ode Syntax port all auto negotiate enable disable Parameters enable disable Mode Global Config port all flow control Description This command configures ports flow control Syntax port all flow control enable disable Parameters enable disable Mode Global Config port all portsec lockmode Configure port security port all portsec lockmode none Description This command disable port security Syntax port...

Страница 217: ...cription Configure rate limit value on all ports port all rate limit egress Description This command specifies egress rate limit Syntax port all Rate Limit egress value Parameters value Mode Global Config port all rate limit ingress Description This command specifies ingress rate limit Syntax port all rate limit ingress value Parameters value Mode Global Config port all rmon counter Description Th...

Страница 218: ...ameters 10hd 10fd 100hd 100fd Mode Global Config port all storm control Description Configure all ports storm control settings port all storm control disable Description This command disables storm control Syntax port all Storm Control disable Mode Global Config port all storm control broadcast Description This command configures storm control for broadcast only Syntax port all storm control broad...

Страница 219: ...trol broadcast unknown Description This command configures storm control for broadcast and unknown unicast Syntax port all storm control broadcast unknown value Parameters value Mode Global Config port all storm control all cast Description This command configures storm control for broadcast multicast and unknown unicast Syntax port all Storm Control all cast value Parameters value Mode Global Con...

Страница 220: ...ence mode Syntax qos qos advanced ip_precedence Mode Global Config qos qos advanced none Description This command disables qos advanced mode Syntax qos qos advanced none Mode Global Config qos cos priority Description This command configures 802 1p priority queue mapping Syntax Qos cos priority 0 7 queue 1 4 Parameters 0 7 1 4 Mode Global Config qos dscp Description This command specifies dscp val...

Страница 221: ...ty mapping Syntax qos port based port WORD status enable disable Parameters enable disable Mode Global Config qos scheduling Configure qos scheduling mode qos scheduling strict Description This command sets to strict priority Syntax qos scheduling strict Mode Global Config qos scheduling wrr Description This command sets to Weight Round Robin Syntax qos scheduling wrr Mode Global Config ...

Страница 222: ...ight round robin Syntax qos wrr weight 1 15 queue 1 4 Parameters 1 15 1 4 Mode Global Config qos dscp remark acl_entry_name Description This command is used to change DSCP value if the outgoing packet is an IP packet Select an ACL Entry Name as the criterion and then enter New DSCP Value as the action Once the criterion is hit the DSCP value will be changed Syntax qos dscp remark acl_entry_name na...

Страница 223: ... Config set igmp disable Description This command disables IGMP snooping Syntax set igmp disable Mode Global Config set igmp last memberquery Description This command specifies last member query interval Syntax set igmp last memberquery 1 200 Parameters 1 200 Mode Global Config set igmp last membercount Description This command specifies last member count Syntax set igmp last membercount 1 20 ...

Страница 224: ...ode Global Config set igmp query resinterval Description This command specifies igmp query response interval secs Syntax set igmp query resinterval 0 200 Parameters 0 200 Mode Global Config set igmp robustness Description This command specifies robustness variable Syntax set igmp robustness 1 20 Parameters 1 20 Mode Global Config set igmp router port ports Description This command specifies igmp r...

Страница 225: ...ommand configures igmp querier Syntax set igmp querier enable disable Parameters enable disable Mode Global Config set igmp proxy Description This command configures igmp proxy Syntax set igmp proxy enable disable Parameters enable disable Mode Global Config set static mcast Description Configure static multicast set static mcast name WORD add vid Description This command create a multicast group ...

Страница 226: ...escription This command delete a static multicast group Syntax set static mcast name WORD delete Mode Global Config 6 3 12 SNMP Command snmp notify Description This command configures snmp notification Syntax snmp notify enable disable Parameters enable disable Mode Global Config snmp group add Description This command create a snmp group Syntax snmp group add WORD version 1 2 Parameters WORD 1 2 ...

Страница 227: ...rameters WORD Mode Global Config snmp user snmp user add Description This command creates a snmp user Syntax snmp user add user name group group name version 1 3 Parameters user name group name 1 3 Mode Global Config snmp user delete Description This command deletes a snmp user Syntax snmp user delete WORD Parameters WORD Mode Global Config ...

Страница 228: ...ty delete Description This command deletes a community Syntax snmp community delete community name Parameters community name Mode Global Config snmp trapstation add Description Create a snmp trap station snmp trapstation add ip addr community community name type bootup trap version Description Send trap when system reboot Syntax snmp trapstation add ip addr community community name type bootup tra...

Страница 229: ...th trap version Description Send trap when system reboot or port link change Syntax snmp trapstation add ip addr community community name type both trap version 1 2 Parameters 1 2 Mode Global Config snmp trapstation add ip addr community community name type none trap version Description Send no trap Syntax snmp trapstation add ip addr community community name type none trap version 1 2 Parameters ...

Страница 230: ...e Parameters enable disable Mode Global Config sntp localtime Description Configure the local time sntp localtime enable Description This command enables local time Syntax sntp localtime enable Mode Global Config sntp localtime localtime_date Description This command sets local time Syntax sntp localtime localtime_date year month date hour minute second Parameters year month date hour minute ...

Страница 231: ...e Global Config sntp server ipaddr Description This command sets sntp server IP address Syntax sntp server ipaddr IP addr Parameters IP addr Mode Global Config sntp server polling Description This command sets sntp server polling time interval Syntax sntp serve polling 0 9 Parameters 0 9 Mode Global Config sntp timezone Description This command sets sntp timezone ...

Страница 232: ...tion This command selects spanning tree type as 8021 s multiple Spanning Tree Syntax spanning tree forceversion 8021s Mode Global Config spanning tree forceversion 8021w Description This command selects spanning tree type as 802 1w rapid Spanning Tree Syntax spanning tree forceversion 8021w Mode Global Config spanning tree forceversion none Description This command selects none spanning tree type ...

Страница 233: ...RD Mode Global Config spanning tree configuration revision Description This command configures revision level Syntax spanning trees configuration revision 0 65535 Parameters 0 65535 Mode Global Config spanning tree forward time Description This configures the bridge forward delay parameter Syntax spanning tree forward time 4 30 Parameters 4 30 Mode Global Config spanning tree max age Description T...

Страница 234: ...rameters 1 40 Mode Global Config spanning tree port spanning tree port all Description This command specifies RSTP capability for all ports Syntax spanning tree port all enable disable Parameters enable disable Mode Global Config spanning tree port cost Description This command configures RSTP port path cost Syntax spanning tree port cost 0 200000000 Parameters 0 200000000 Mode Global Config ...

Страница 235: ...ameters enable disable ports port list Mode Global Config spanning tree port force p2plink Description This command configures force point to point link mode on ports Syntax spanning tree port force p2plink auto enable disable ports port list Parameters auto enable disable port list Mode Global Config spanning tree port migration check Description This command Re checks the appropriate BPDU format...

Страница 236: ... tree priority Description This command configures RSTP bridge priority value Syntax spanning tree priority 0 61440 Parameters 0 61440 Mode Global Config spanning tree mst Description Configure a multiple spanning tree instance spanning tree mst instance Description This command creates or removes a MST instance spanning tree mst instance add vlan Description This command creates a MST instance Sy...

Страница 237: ...st instance delete Mode Global Config spanning tree mst vlan This command adds or deletes vlan frome a MSTP instance spanning tree mst vlan MST ID vlan list add Description This command creates a MST instance Syntax spanning tree mst vlan MST ID vlan list add Mode Global Config Example Switch Config Spanning Tree mst vlan 3 3 5 add Spanning Tree mst vlan MST ID vlan list delete Description This co...

Страница 238: ...n This command configures port path cost in a MST instance Syntax spanning tree mst cost MST ID path cost ports port list Parameters MST ID path cost port list Mode Global Config spanning tree mst priority Description This command configures port priority in a MST instance Syntax spanning tree mst priority MST ID priority ports port list Parameters MST ID priority port list Mode Global Config user...

Страница 239: ... Command rmon Description This command is used to configure RMON rmon event index Description This command creates rmon event entry Syntax rmon event index 1 65535 desc WORD event 1 4 community WORD owner WORD Parameters 1 65535 WORD 1 4 Mode Global Config Example Switch Config rmon event index 1 desc 123 event 4 community 123 owner test rmon alarm index Description This command creates rmon alarm...

Страница 240: ...10 interface counter 1 sample delta start all rthreshold 100 fthreshold 10 reindex 1 feindex 0 owner test rmon del rmon del event index Description This command deletes rmon event entry Syntax rmon del event index 1 65535 Parameters 1 65535 Mode Global Config rmon del alarm index Description This command deletes rmon alarm entry Syntax rmon del alarm index 1 65535 Parameters 1 65535 Mode Global Co...

Страница 241: ...fig access list name WORD action permit Description This command permits an ACL entry and queue 1 4 will assign priority queue when rule activated Syntax access list name WORD action permit cr queue 1 4 Parameters cr queue 1 4 Mode Global Config access list name WORD clear Description This command clears ACL entry contents access list name WORD clears SRC IP Description This command clears the sou...

Страница 242: ...UDP source port filter Syntax access list name WORD clear l4port SRC port Mode Global Config access list name WORD clear l4port DST port Description This command clears TCP UDP destination port filter Syntax access list name WORD clear l4port DST port Mode Global Config access list name WORD clear packet type Description This command clears packet type filter Syntax access list name WORD clear pac...

Страница 243: ...nfig access list name WORD clear VID Description This command clears the 802 1Q VLAN tag of packet Syntax Access list name WORD clear VID Mode Global Config access list name WORD clear ether type Description This command clears ether type filter Syntax access list name WORD clear ether type Mode Global Config access list name WORD deletes Description This command removes the ACL entry Syntax acces...

Страница 244: ...ty Syntax access list name WORD set priority 0 65535 Parameters 0 65535 Mode Global Config access list name WORD set IP mode access list name WORD set IP mode SRC IP Description This command specifies a source IP address Syntax access list name WORD set IP mode SRC IP IP addr mask addr Parameters IP addr mask addr Mode Global Config access list name WORD set IP mode DST IP Description This command...

Страница 245: ... set L4 port SRE port from 1 65535 to 1 65535 Parameters 1 65535 Mode Global Config access list name WORD set l4port DST port Description This command specifies the destination TCP UDP port range Syntax access list name WORD set l4port DST port from 1 65535 to 1 65535 Parameters 1 65535 Mode Global Config access list name WORD set IP mode packet type Description This command specifies the packet t...

Страница 246: ...dr Parameters mac addr mask addr Mode Global Config access list name WORD set mac mode mac DA Description This command specifies a destination mac address Syntax access list name WORD set mac mode mac DA mac addr mask addr Parameters mac addr mask addr Mode Global Config access list name WORD set mac mode ether type Description This command specifies the ether type of the packet Syntax access list...

Страница 247: ...6 3 17 ARP Command arp dynamic Description This command enables and disables dynamic arp functions Syntax arp dynamic enable disable Parameters enable disable Mode Global Config arp dynamic aging time Description This command set arp dynamic aging time between 0s and 999s 0 means disable Syntax arp dynamic aging time 0 999 Parameters 0 999 Mode Global Config arp dynamic ports Description This comm...

Страница 248: ...e dynamic arp on specified vlan Syntax arp dynamic vlan add remove from vlan id to vlan id Parameters add remove vlan id Mode Global Config Example Swtich Config arp dynamic vlan add from 1 to 1 Swtich Config arp dynamic vlan remove from 1 to 1 arp static Description This command set arp static address table for mac address with IP Address Syntax arp static add delete vid 1 4094 ip A B C D mac mac...

Страница 249: ...t Description This command enables and disables blat type attack prevention Syntax dos blat enable disable Parameters enable disable Mode Global Config dos syn fin Description This command enables and disables SYN fin type attack prevention Syntax dos syn fin enable disable Parameters enable disable Mode Global Config dos ports dos ports smurf Description This command enables and disables Smurf TY...

Страница 250: ...iption This command enables and disables SYNACK flooding type attack prevention Set rate is 64 kbps or 128kbps for port lists 1 3 5 7 9 11 Syntax dos ports synack flooding enable disable rate 64 128 port list Parameters enable disable 64 128 port list Mode Global Config Example Switch Config dos ports synack flooding enablerate 64 1 4 Switch Config dos ports synack flooding enablerate 64 5 tacplus...

Страница 251: ...dd server IP_addr priority 0 65535 key key string port auth port id timeout 1 30 Parameters IP_addr 0 65535 key string auth port id 1 30 Mode Global Config tacplus del server Description This command is used to delete a TACACS server Syntax tacplus del server IP_addr Parameters IP_addr Mode Global Config green eth Description This command is used to enable disable green Ethernet function Enable gr...

Страница 252: ...hcpsnooping disable Description This command is used to disable dhcp snooping functions Syntax dhcpsnooping disable Mode Global Config dhcpsnooping option82 Description This command is used to set option82 packets Syntax dhcpsnooping option82 enable disable Parameters enable disable Mode Global Config dhcpsnooping verifymac Description This command is used to set verify mac address Syntax dhcpsnoo...

Страница 253: ...ing ports trust port list Parameters port list Mode Global Config dhcpsnooping ports untrust Description This command is used to set ports to untrust Syntax dhcpsnooping ports untrust port list Parameters port list Mode Global Config dhcpsnooping vlan Description This command is used to configure dhcp vlan dhcpsnooping vlan add Description This command is used to enable dhcp snooping in a specifie...

Страница 254: ...Description This command is used to configure dhcp static entry dhcpsnooping static add ip Description This command is used to add a static dhcp entry Syntax dhcpsnooping static add ip A B C D mac mac address port port id vid vlan id Parameters A B C D mac address port id vlan id Mode Global Config dhcpsnooping static delete ip Description This command is used to delete a static dhcp entry Syntax ...

Страница 255: ...cp entry Syntax dhcpsnooping dynamic add ip A B C D mac mac address port port id vid vlan id lease time 1 9999999 Parameters A B C D mac address port id vlan id Mode Mode Global Config dhcpsnooping dynamic delete ip Description This command is used to delete a dynamic dhcp entry Syntax dhcpsnooping dynamic delete ip A B C D mac mac address port port id vid vlan id lease time 1 9999999 Parameters A...

Страница 256: ...n This command is used to disable port self loop detection Syntax loop_detect disable Mode Global Config loop_detect recovertime Description This command is used to set the recover time Syntax loop_detect recovertime 0 65535 Parameters 0 65535 Mode Global Config loop detect trytorecover Description This command is used to try to recover all the selfloop port immediately Syntax loop_detect trytorec...

Страница 257: ... used to disable gvrp function globally Syntax gvrp disable Mode Global Config gvrp port_enable Description This command is used to enable gvrp function on a specified port Syntax gvrp port_enable port id Parameters port id Mode Global Config gvrp port_disable Description This command is used to disable gvrp function on a specified port Syntax gvrp port_disable port id Parameters port id Mode Glob...

Страница 258: ...escription This command is used to set https enable or disable Syntax https enable disable Parameters enable disable Mode Global Config 6 3 22 BOOTP Command bootp enable Description This command is used to enable bootp function Syntax bootp enable Mode Global Config bootp disable Description This command is used to disable bootp function Syntax bootp disable Mode Global Config bootp renew Descript...

Страница 259: ...nd ssh enable Description This command is used to enable ssh function Syntax ssh enable Mode Global Config ssh disable Description This command is used to disable ssh function Syntax ssh disable Mode Global Config ssh changekey Description This command is used to change key function Syntax ssh changekey Mode Global Config ...

Страница 260: ...e guard function Syntax ipsrcgd disable Mode Global Config ipsrcgd ports Description This command is used to configure ports to enable or disable ip source guard Syntax ipsrcgd ports enable disable Parameters enable disable Mode Global Config ipsrcgd retry Description This command is used to configure the retry mechanism of ip source guard database ipsrcgd retry now Description This command is use...

Страница 261: ...cgd retry interval 0 1440 Parameters 0 1440 Mode Global Config 6 4 Interface Config mode commands exit Description Exit current shell Syntax exit Mode Interface Config 6 4 1 dot1x Command Set 802 1x port control Description Set auto authorized or force authorized on ports Syntax 802 1x port control enable disable Parameters enable disable Mode Interface Config ...

Страница 262: ...witch interface g1 lacp admin 36768 lacp priority Description Configure lacp port priority Syntax lacp priority 0 65535 Parameters 0 65535 Mode Interface Config addport Description add one port to a LAG group Syntax addport LAG ID Parameters LAG ID Mode Interface Config delport Description Remove a port from a LAG group Syntax delport LAG ID Parameters LAG ID ...

Страница 263: ...ot provided any means of soliciting information from other lldp agents via this protocol lldp state Description Only transfer the lldp status Syntax lldp state tx rx tx_rx disable Parameters tx rx tx_rx disable Mode Interface Config lldp notifications Description Enable disable notification form the agent Syntax lldp notification enable disable Parameters enable disable Mode Interface Config lldp ...

Страница 264: ...g Example switch interdface 1 lldp tlvs enable option 8021 pvid 1 8023 set Description Syntax lldp tlvs tx enable disable option 8023 mac phy power link aggregation frame size Parameters enable disable mac phy power link aggregation frame size Mode Interface Config admin mode Description Configure administrative mode on a port Syntax Switch Interface 1 admin mode enable disable Parameters Switch I...

Страница 265: ...FX mode 1000base x full Syntax speed 10hd 10fd 100hd 100fd 1000fd 100fx 1000base x Parameters 10hd 10fd 100hd 100fd 1000fd 100fx 1000base x Mode Interface Config flow control Description This command enable disable flow control on ports Syntax flow control enable disable Parameters enable disable Mode Interface Config 6 4 3 Port security Command port security Description This command add or delete...

Страница 266: ...rface Config port security lock mode dynamic max entries 24 Description This command enable limited dynamic lock mode and specify maximin learning entries for limited dynamic lock mode the max entries value 0 24 Syntax port security lock mode dynamic max entries 24 Mode Interface Config qos port based priority Description This command specifies port based qos priority mapping Syntax qos port based...

Страница 267: ...egress rate limit egress enable token bsize Description This command limits egress rate which the unit is Kbps Syntax rate limit egress enable token bsize Burst Size Value Parameters Burst Size Value Mode Interface Config rate limit egress disable Description This command disable egress rate limit rate limit ingress Description This command limits ingress rate which the unit is Kbps Syntax rate li...

Страница 268: ...t Syntax storm control broadcast rate Parameters rate Mode Interface Config storm control broadcast multicast Description This command storm control limited value 0 64 256 1024 10240 65536 102400 1024000 which the unit is Kbps and 0 means no limit Syntax storm control broadcast multicast rate Parameters rate Mode Interface Config storm control broadcast unknown Description This command storm contr...

Страница 269: ...h the unit is Kbps and 0 means no limit Syntax storm control all cast rate Parameters rate Mode Interface Config rmon counter Description This command specifies rmon counter capability on a port Syntax rmon counter enable disable Parameters enable disable Mode Interface Config set igmp router port Description This command specifies a igmp router port Syntax set igmp router port enable disable Para...

Страница 270: ...d configure edge property Syntax spanning tree edge enable disable Parameters enable disable Mode Interface Config Example Switch Interface 1 spanning tree edge enable spanning tree force p2plink Description This command configure force point to point link mode Syntax spanning tree force p2plink auto enable disable Parameters auto enable disable Mode Interface Config spanning tree migration check ...

Страница 271: ... MST instance 1 200000000 Syntax spanning tree mst cost MST ID pathcost Parameters MST ID pathcost Mode Interface Config spanning tree mst priority Description This command configure the port priority on a MST instance 0 4094 Syntax spanning tree mst priority 0 4094 0 240 Parameters 0 4094 0 240 Mode Interface Config spanning tree participation Description This command configures RSTP capability o...

Страница 272: ...AN Command vlan participation This command join or leave a port to a vlan vlan participation exclude Description This command is used to leave a vlan Syntax vlan participation exclude vlan id Parameters vlan id Mode Interface Config vlan participation Description This command join a vlan with untagged tagged mode Syntax vlan participation untagged tagged vlan id Parameters untagged tagged vlan id ...

Страница 273: ...This command configure port drop none 802 1Q frame Syntax vlan dropnq enable disable Parameters enable disable Mode Interface Config vlan pvid Description This command configure port PVID Syntax vlan pvid pvid Parameters pvid Mode Interface Config Example Switch Interface 1 vlan pvid 1 Interface commands Description This command is used to change to another interface Syntax Interface commands port...

Страница 274: ...User s Manual of WGSW 48000 274 port number Mode Interface Config Example Switch Interface 1 interface g1 ...

Страница 275: ...d availability 7 4 Store and Forward Store and Forward is one type of packet forwarding techniques A Store and Forward Ethernet Switching stores the incoming frame in an internal buffer do the complete error checking before transmission Therefore no error packets occurrence it is the best choice when a network needs efficiency and stability The Ethernet Switch scans the destination address from th...

Страница 276: ... both device is connected and capable of both 10Base T and 100Base TX devices can connect with the port in either Half or Full Duplex mode If attached device is 100Base TX port will set to 10Mbps no auto negotiation 10Mbps 10Mbps with auto negotiation 10 20Mbps 10Base T Full Duplex 100Mbps no auto negotiation 100Mbps 100Mbps with auto negotiation 100 200Mbps 100Base TX Full Duplex ...

Страница 277: ... rate of the port Why the Switch doesn t connect to the network Solution 1 Check the LNK ACT LED on the switch 2 Try another port on the Switch 3 Make sure the cable is installed properly 4 Make sure the cable is the right type 5 Turn off the power After a while turn on power again 100Base TX port link LED is lit but the traffic is irregular Solution Check that the attached device is not set to de...

Страница 278: ... To reset the IP address to the default IP Address 192 168 0 100 or reset the password to default value Press the hardware reset button at the front panel about 10 seconds After the device is rebooted you can login the management WEB interface within the same subnet of 192 168 0 xx Reset ...

Страница 279: ...When connecting your 10 100Mbps Ethernet Switch to another switch a bridge or a hub a straight or crossover cable is necessary Each port of the Switch supports auto MDI MDI X detection That means you can directly connect the Switch to any Ethernet devices without making a crossover cable The following table and diagram show the standard RJ 45 receptacle connector and their pin assignments RJ 45 Co...

Страница 280: ...hite Green 4 Blue 5 White Blue 6 Green 7 White Brown 8 Brown 1 White Orange 2 Orange 3 White Green 4 Blue 5 White Blue 6 Green 7 White Brown 8 Brown Crossover Cable SIDE 1 SIDE2 SIDE 1 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 SIDE 2 1 White Orange 2 Orange 3 White Green 4 Blue 5 White Blue 6 Green 7 White Brown 8 Brown 1 White Green 2 Green 3 White Orange 4 Blue 5 White Blue 6 Orange 7 White Brown 8 Brown ...

Страница 281: ...0 SFP port 1000Base LX mini GBIC module 70KM MGB L120 SFP port 1000Base LX mini GBIC module 120KM MGB LA10 SFP port 1000Base LX WDM TX 1310nm mini GBIC module 10KM MGB LB10 SFP port 1000Base LX WDM TX 1550nm mini GBIC module 10KM MGB LA20 SFP port 1000Base LX WDM TX 1310nm mini GBIC module 20KM MGB LB20 SFP port 1000Base LX WDM TX 1550nm mini GBIC module 20KM MGB LA40 SFP port 1000Base LX WDM TX 1...

Страница 282: ...In networking the ACL refers to a list of service ports or network services that are available on a host or server each with a list of hosts or servers permitted or denied to use the service ACL can generally be configured to control inbound traffic and in this context they are similar to firewalls Aggregation Using multiple ports in parallel to increase the link speed beyond the limits of a port ...

Страница 283: ...erver and not by a human network administrator Dynamic addressing simplifies network administration because the software keeps track of IP addresses rather than requiring an administrator to manage the task This means that a new computer can be added to a network without the hassle of manually assigning it a unique IP address DNS DNS is an acronym for Domain Name System It stores and associates ma...

Страница 284: ...s are in use simultaneously H HTTP HTTP is an acronym for Hypertext Transfer Protocol It is a protocol that used to transfer or convey information on the World Wide Web WWW HTTP defines how messages are formatted and transmitted and what actions Web servers and browsers should take in response to various commands For example when you enter a URL in your browser this actually sends an HTTP command ...

Страница 285: ... 802 1X access to all switch ports can be centrally controlled from a server which means that authorized users can use the same credentials for authentication from any point within the network IGMP IGMP is an acronym for Internet Group Management Protocol It is a communications protocol used to manage the membership of Internet Protocol multicast groups IGMP is used by IP hosts and adjacent multic...

Страница 286: ...have 128 bits Internet Protocol addresses This number can be represented roughly by a three with thirty nine zeroes after it However IPv4 is still the protocol of choice for most of the Internet IPMC IPMC is an acronym for IP MultiCast L LACP LACP is an IEEE 802 3ad standard protocol The Link Aggregation Control Protocol allows bundling several physical ports together to form a single logical port...

Страница 287: ...ws applications on separate computers to communicate within a Local Area Network LAN and it is not supported on a Wide Area Network WAN The NetBIOS giving each computer in the network both a NetBIOS name and an IP address corresponding to a different host name provides the session and transport services described in the Open Systems Interconnection OSI model NFS NFS is an acronym for Network File ...

Страница 288: ...ore and forward service An alternative protocol is Internet Message Access Protocol IMAP IMAP provides the user with more capabilities for retaining e mail on the server and for organizing it in folders on the server IMAP can be thought of as a remote file server POP and IMAP deal with the receiving of e mail and are not to be confused with the Simple Mail Transfer Protocol SMTP You send e mail wi...

Страница 289: ...in an IP address for a given hardware address such as an Ethernet address RARP is the complement of ARP Router Port A router port is a port on the Ethernet switch that leads switch towards the Layer 3 multicast device RSTP In 1998 the IEEE with document 802 1w introduced an evolution of STP the Rapid Spanning Tree Protocol which provides for faster spanning tree convergence after a topology change...

Страница 290: ...rotocol TCP IP protocol for network management SNMP allow diverse network objects to participate in a network management architecture It enables network management systems to learn network problems by receiving traps or change notices from network devices implementing SNMP SNTP SNTP is an acronym for Simple Network Time Protocol a network protocol for synchronizing the clocks of computer systems S...

Страница 291: ...ork It is a terminal emulation protocol that uses the Transmission Control Protocol TCP and provides a virtual connection between TELNET server and TELNET client TELNET enables the client to control the server and communicate with other servers on the network To start a Telnet session the client user must log in to a server by entering a valid username and password Then the client user can enter c...

Страница 292: ... User Priority User Priority is a 3 bit field storing the priority level for the 802 1Q frame V VLAN Virtual LAN A method to restrict communication between switch ports VLANs can be used for the following applications VLAN unaware switching This is the default configuration All ports are VLAN unaware with Port VLAN ID 1 and members of VLAN 1 This means that MAC addresses are learned in VLAN 1 and ...

Страница 293: ...CISPR 22 2006 Class A Immunity EN 55024 1998 A1 2001 A2 2003 ESD IEC 61000 4 2 2001 ED 1 2 RS IEC 61000 4 3 2006 A1 2007 ED 3 0 EFT Burst IEC 61000 4 4 2004 ED 2 0 Surge IEC 61000 4 5 2005 ED 2 0 CS IEC 61000 4 6 2006 ED 2 2 Magnetic Field IEC 61000 4 8 2001 ED 1 1 Voltage Disp IEC 61000 4 11 2004 ED 2 0 Responsible for marking this declaration if the Manufacturer Authorized representative establi...

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