Cajun P220G Configuration And Operation Manual Download

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Analyzing Network Performance

Cajun P220G Switch Configuration and Operation Guide

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Figure 6-2. Ethernet Interface Statistics Screen

Summary of Contents for P220G

Page 1: ...Cajun P220G Gigabit Switch Configuration and Operation Guide Document Number 610 0065 041...

Page 2: ...f any products specified in this document Lucent disclaims responsibility for errors which may appear in this document and it reserves the right in its sole discretion and without notice to make subst...

Page 3: ...2 4 Entering Basic System Information 2 6 Setting the P220G s System Clock 2 6 Providing an Optional Online Help Server 2 7 Adding the Document Files to an Existing Server 2 7 Installing the Document...

Page 4: ...ing Spanning Tree Bridge Ports 3 14 Using Hunt Groups to Aggregate Bandwidth Between Switches 3 16 Before Configuring Hunt Groups 3 16 Configuring Hunt Groups Using the Embedded Web Server 3 17 Adding...

Page 5: ...g System Events 7 5 Viewing the Switch Event and Shutdown Logs 7 8 Checking Power and Cooling Functions 7 11 3 11 4 Overview 8 1 Using the Interface 8 1 Basic Keyboard Commands 8 2 Command Line Histor...

Page 6: ...o manage buffers and queues Chapter 6 explains how to manage address forwarding tables Chapter 7 explains how to analyze your network using RMON and Ethernet Statistics Chapter 8 provides the commands...

Page 7: ...Preface viii Cajun P220G Switch Configuration and Operation Guide...

Page 8: ...rs an unrivaled combination of capacity and Class of Service Quality of Service CoS QoS features The system satisfies the demanding requirements of the bandwidth starved campus backbone and high perfo...

Page 9: ...mory switches have an inherent maximum upper boundary in throughput that makes high density single backplane gigabit switches impractical This means that as you increase the number of gigabit ports in...

Page 10: ...network managers with two significant capabilities The ability to segment traffic in a flat switched network This helps prevent traffic from being forwarded to stations where it is not needed The abi...

Page 11: ...port in a group fails the remaining ports in the group pick up the traffic load Support for any number of same speed connections in a group Quicker recovery from link failure If a port in the group fa...

Page 12: ...nd PACE priority signalling Switch supports translation to and from any format A packet can enter the switch with a 3Com SuperStack II VLAN tag and exit the switch as a multi layer tagged packet Figur...

Page 13: ...g tree reconfiguration Per VLAN operation which allows you to use more of the available bandwidth when you have redundant links A particular link can be blocked on one VLAN but still forward packets o...

Page 14: ...backpressure Half duplex ports use active backpressure to jam input ports when their frame buffers are full Full duplex links use IEEE 802 3x pause control frames to pause traffic when buffers are ful...

Page 15: ...SNMP and HTML based agent compatible with popular Web browsers provides top to bottom switch management 1 Smart Agent the software for the Supervisor Module has the following features Built in suppor...

Page 16: ...ng the Web Agent Providing an Optional Online Help Server Configuring User Accounts Configuring Port Parameters Using the Web Agent Setting Up SNMP Communities Changing the Console Serial Port Setting...

Page 17: ...displays Lucent Technologies P220G Switch Agent v1 x x Press Ctrl P for previous command Ctrl N for next command for help Login Note The user name and password are case sensitive 5 Enter the username...

Page 18: ...onsole port Depending on which IP addresses you have assigned you can connect to the system either in band or out of band using the 10Base T port on the front panel To connect using the console 10Base...

Page 19: ...Explorer 3 0 or later To log in to the Web Agent complete the following steps 1 Start your browser 2 Enter the URL of the switch you want to manage in the Location field example http 127 253 253 0 Eac...

Page 20: ...ess and or configure the following information using the scrolling list at the left hand side of the Web Agent System Configuration discussed in later in this chapter and Chapter 4 System Information...

Page 21: ...Agent The System Information screen displays Figure 2 2 2 Enter a name for the switch in the Name field 3 Enter the location of the switch floor and closet location for example in the Location field 4...

Page 22: ...e help files available from an existing server complete the following steps 1 Install the documentation onto the server that can be any Windows 95 or NT station on the network from the user documentat...

Page 23: ...4 On line Help Configuration Screen 2 Enter the host name or IP address of the HTTP server in the Http Server Location field If you are using the Lucent documentation server follow the server name wi...

Page 24: ...eb Agent The User Account Management screen displays Figure 2 5 Figure 2 5 User Account Management Screen 3 Use the information in Table 2 3 to select the default user login parameter Check the approp...

Page 25: ...pull down menu to select an access type The access types are listed in Table 2 4 Table 2 4 User Account Access Levels 8 Click APPLY to apply the settings Click CANCEL to return the current switch sett...

Page 26: ...mple To configure ports on a gigabit module complete the following steps 1 Select Physical Ports from the menu on the left side of the Web Agent The Physical Ports Configuration screen appears Figure...

Page 27: ...areas of the network Enable Disable Determines whether or not the port is able to pass traffic Port Name A user assigned name for this port possibly a drop name or the name of the station or other de...

Page 28: ...ch port parameters determine how each port performs switching functions for example VLAN parameters and hunt group assignments To configure switch port parameters using the Web Agent complete the foll...

Page 29: ...e the pull down menus to set each option The All Switch Ports Configuration screen enables you to apply the same parameters using a single command To set these parameters complete the following steps...

Page 30: ...LANs section in Chapter 3 for more information on creating VLANs To configure port VLAN parameters complete the following steps Note Tagged packets contain VLAN information untagged packets do not co...

Page 31: ...Between Switches in Chapter 3 for more information on hunt groups 3 Use the Spanning Tree Mode pull down menu to make the appropriate selection if you want to enable or disable spanning tree protocol...

Page 32: ...ettings Figure Figure 2 12 shows a P220G Switch connected to other vendors equipment Use Tables Table 2 7 through Table 2 9 for recommended switch port settings for each connection type Figure 2 12 P2...

Page 33: ...inding Static This parameter is ignored when using 3Com VLANs Automatic VLAN Creation Disable This parameter is ignored when using 3Com VLANs Port VLAN Default causes untagged packets to be assigned t...

Page 34: ...gement Screen 2 Click Create The Create SNMP Community screen displays Figure 2 14 Figure 2 14 Create SNMP Community Screen 3 Enter a community name in the Community String field This string serves as...

Page 35: ...traps to be sent to the selected IP address 8 Click APPLY to create the community string Click CANCEL to return the display to the current switch settings readonly View switch configuration settings...

Page 36: ...e left side of the Web Agent The Console Port Configuration screen displays Figure 2 15 Figure 2 15 Console Port Configuration Screen 2 Choose from the following available settings listed in Table Tab...

Page 37: ...Configuring the P220G Gigabit Switch 2 22 Cajun P220G Switch Configuration and Operation Guide...

Page 38: ...or each station Create logical workgroups for users who share the same system resources file servers printers etc VLANs also have the advantage of not being limited by physical switch domains Users in...

Page 39: ...guring VLAN parameters 3 Creating 3Com mapping tables 4 Assigning ports to the VLANs The following sections describe these steps in detail To create a VLAN complete the following steps 1 Select Virtua...

Page 40: ...N Click CANCEL to return the display to the current switch settings Name Name of string assigned to this VLAN ID Identifier used throughout the network to identify this VLAN If you want ports on more...

Page 41: ...following steps 1 Select Virtual LANs from the menu on the left side of the Web Agent The VLAN Configuration screen displays Figure 3 1 2 Click on the name of a the VLAN whose members you want to vie...

Page 42: ...for a description of this parameter 8 Click APPLY to confirm any changes Click CANCEL to return the display to the current switch settings Port Name The user assigned name for this port Binding Type...

Page 43: ...separate 3Com VLAN 1 is mapped to P220G switch VLAN 50 in another part of the network This feature also enables you to map 1 of the 16 3Com VLANs to a VLAN ID higher than 16 if desired To create a VLA...

Page 44: ...m devices its possible that some parts of a network will use different VLAN mappings for incoming 3Com tagged packets The P220G switch enables you to create additional 3Com mapping tables to use in si...

Page 45: ...ayer spanning trees If you use the default 802 1d Spanning Tree option the entire switch is a bridge for which spanning tree parameters can be set Every port regardless of VLAN membership is part of t...

Page 46: ...s shown in Figure 3 7 Figure 3 7 Multi layer Spanning Tree Multi layer spanning trees are also isolated from the main legacy spanning tree and are therefore smaller and converge faster This is a huge...

Page 47: ...onfiguration pull down menu The options are listed in Table 3 3 Table 3 3 Spanning Tree Types 3 Click APPLY to confirm your selection Click CANCEL to return the display to the current switch settings...

Page 48: ...ets the maximum amount of time that this bridge retains bridging information before discarding When the maximum age expires the bridge assumes it has lost connection to the network and sends out reque...

Page 49: ...anning tree protocol to resolve redundant connections To set all ports that are associated with a selected bridge to Fast Start mode complete the following steps 1 Select Spanning Tree from the menu o...

Page 50: ...n and Operation Guide 3 13 Figure 3 11 Spanning Tree Port Configuration 4 Select Enable from the Fast Start mode to enable the Fast Start mode on the selected module ports 5 Click APPLY to confirm the...

Page 51: ...m has set this port s state to block meaning that it is enabled but not passing traffic Listening The port is in a transitional state waiting for the spanning tree algorithm to determine whether it sh...

Page 52: ...is more likely to be chosen as the primary path in the spanning tree Path Cost Sets the spanning tree path cost for this port The ports that you prefer be used by the spanning tree should have the lo...

Page 53: ...teps 1 Create hunt groups on the switches you are aggregating bandwidth between 2 Assign ports to the Hunt Group 3 Enable the ports The following sections explain how to complete these steps There are...

Page 54: ...Disable all of the ports you are adding to the hunt group if this is a new hunt group If you are adding ports to an existing hunt group disable the ports you are adding Note To disable the ports compl...

Page 55: ...a check next to the hunt group name Members Link Lists port numbers of port that are members of the selected hunt group Redistribute Button Redistributes the hunt group learned addresses Click Redist...

Page 56: ...mode on the ports you are adding to the hunt group to Disable then click APPLY 3 Click Back on the Browser to return to the modules menu 4 Click the number in the switch ports column from the table r...

Page 57: ...Using VLANs Spanning Tree and Hunt Groups 3 20 Cajun P220G Switch Configuratiion and Operation Guide...

Page 58: ...sure that the high priority traffic is being processed as expected To make sure that buffers are not timing out too quickly when passing traffic to slower ports The following sections describe the P22...

Page 59: ...ue Since a frame spends less time on the high priority queue less buffer space is required for the queue The Service Ratio can be chosen to match traffic patterns and performance requirements using a...

Page 60: ...ongested However there is an optional mode in which normal priority frames are never dropped inside the switch In this mode input buffers may fill up If they do the affected input ports may use flow c...

Page 61: ...P220G Switch Configuration and Operation Guid e Figure 4 3 Buffer Detail Configuration Screen Note The fields are defined in Table 4 1 3 Click APPLY to apply the changes Click CANCEL to return the di...

Page 62: ...the value at which the P220G switch starts sending packets to the high priority queue The default value 4 causes all traffic with a priority greater than 4 5 6 and 7 to be assigned to the high priori...

Page 63: ...Fast Ethernet port have additional buffers on both the input and output ports to help manage entry into the switch matrix and the potential for congestion caused by high volumes of traffic at the outb...

Page 64: ...orwarding Table Manually You can configure the following when using the address forwarding table Address Age Time defines the length of time addresses remain active in the address forwarding table Sup...

Page 65: ...d The default of 300 seconds is the recommended default Aged out addresses become invalid until the switch sees another packet with the aged out entry s source address or until the address is aged out...

Page 66: ...able Configuration from the menu on the left side of the Web Agent The Address Forwarding Table Configuration screen displays Figure 5 1 2 Change the Auto Sizing Utilization Threshold in the Address T...

Page 67: ...packets for a few seconds Click DELETE ALL LEARNED ENTRIES if you want to relearn the entire table Click DELETE ALL INVALID LEARNED ENTRIES if you want to delete all entries that are currently aged ou...

Page 68: ...to search for ports associated with a particular VLAN 4 Check the box next to Port and select a slot and port number from the pull down menu to display only entries associated with a particular switch...

Page 69: ...the table Group The group ID for the VLAN this port belongs to TbIInst Table Instance another ID for the VLAN the port belongs to Persistence The persistence of the entry in the table settable on all...

Page 70: ...Address Configuration Screen 2 Enter the MAC address that you want to add to the table then press Tab 3 Select a VLAN for this entry from the pull down menu then press Tab 4 Enter the switch port that...

Page 71: ...ent The address is saved in non volatile memory and is not aged out of the table Ageout Address is cleared from the address forwarding table when the timeout interval expires This is the state of all...

Page 72: ...Viewing Statistics Intrepreting Statistics Setting Up a Mirror Port The switch interface provides a variety of statistics that enable you to monitor network performance and troubleshoot network proble...

Page 73: ...et a fresh look at statistics being gathered This resets all of the counters in the Normalized rows to zero so that you can track the counters from a particular point forward 3 Select the port that yo...

Page 74: ...Analyzing Network Performance Cajun P220G Switch Configuration and Operation Guide 6 3 Figure 6 2 Ethernet Interface Statistics Screen...

Page 75: ...6 1 lists suggestions on interpreting statistics Table 6 1 Interpreting Statistics Bytes Counts the raw number of octets received at the interface Provides some indication of the amount of network ban...

Page 76: ...In general each VLAN creates a separate broadcast domains More VLANs mean less proliferation of broadcast packets Monitor the broadcast rate of your network during normal operation Establish a baselin...

Page 77: ...port error statistics to isolate the problem Check the transceiver or adapter card connected to the port where the problem seems to originate Also check the cable and cable connections for damage Cau...

Page 78: ...of times that packets have collided on the network Collisions increase as network use of shared segments increases Therefore if the collision rate increases without an increase of network use it might...

Page 79: ...sociated with a fabric port You can also choose to mirror all traffic from a particular fabric port to the mirror port You can also set up multiple source ports to mirror traffic to a single mirror po...

Page 80: ...itch Once a particular port associated with a fabric port has been designated a mirror port other ports associated with that fabric port no longer display on the selection list Sampler Type Selects ho...

Page 81: ...Analyzing Network Performance 6 10 Cajun P220G Switch Configuration and Operation G uide...

Page 82: ...king Temperature Status and Setting Thresholds Checking Active Alarms Setting Log Sizes and Activating System Events Viewing the Switch Event and Shutdown Logs Checking Power and Cooling Functions Fig...

Page 83: ...are failure Off No link Port Solid green Port enabled with link up Flashing green Port disabled with link up Flashing yellow Hardware failure Off No link HD FD Solid green Full duplex operation negoti...

Page 84: ...en temperature thresholds are exceeded To view the Temperature System complete the following steps 1 Select Temperature from the menu on the left side of the Web Agent The Temperature System screen di...

Page 85: ...e 7 3 Figure 7 3 Active Alarms High Warning Temperature The value in degrees Celsius that when exceeded causes the switch to send a trap to the network management station Upper Warning Temperature The...

Page 86: ...s and to configure and activate system events To do this complete the following steps 1 Select Event Configuration from the menu on the left side of the Web Agent The Event Management screen displays...

Page 87: ...setting for these values The system also has 11 event classes that you can configure actions for The event classes are listed in Table 7 4 Event Log A detailed ongoing record of events that occur in t...

Page 88: ...ion is sent Configuration Determines whether or not the switch sends a notification for each configuration change enabling and disabling ports for example and how the notification is sent Temperature...

Page 89: ...nerally in a smaller table because the table is stored in the switch s non volatile RAM NVRAM This log list is particularly useful in assessing the cause of a switch failure because the information is...

Page 90: ...ty Level from the Severity Level pull down menu to filter on a particular severity level for events 3 Select and event type from the Event Type pull down menu to filter on a particular Event Type 4 Cl...

Page 91: ...ilities are Informative includes events such as changes in the port status new resources such as adding a module and any spanning tree topology changes Warning includes events such as a low temperatur...

Page 92: ...11 To check the power and cooling functions click Power System Figure 7 8 or Cooling System Figure 7 9 You cannot change the information in these screens however the information maybe helpful when tr...

Page 93: ...Monitoring the P220G Gigabit Switch 7 12 Cajun P220G Switch Configuration and Operation Guide...

Page 94: ...ble from the serial port RS 232 or using Telnet The command line interface works like a command line parser but it also provides a menu like interface to help guide the user through the selection proc...

Page 95: ...telnet Telnet protocol telnet host user User Account configuration verbose Toggle verbose mode version vlan VLAN configuration 3 The basic keyboard commands are listed in Table 8 1 Table 8 1 Basic Key...

Page 96: ...menu levels To get help for net type in net followed by the Enter key or type in net Also in verbose mode typing in net followed by a space character will also display the help You can add the CPU to...

Page 97: ...ograms including the Element Manager Syntax Table 8 3 lists the community command syntax Table 8 3 community Syntax community set access 1 none 2 readonly 3 readwrite addrType 1 any 2 IP comString str...

Page 98: ...to this string currentIndex Selects which community string you are working on currently ipAddress Assigns a specific IP address to the currentIndex If the address type is set to 2 IP the switch uses...

Page 99: ...ndex so that subsequent commands affect the newly added string Sets the IP address associated with the string to 146 115 0 0 1 P220 com set comString private 2 P220 com get all Index String IP Address...

Page 100: ...ommunications parameters for the serial port on the front panel Syntax Table 8 5 lists the console command syntax Table 8 5 console Command Syntax Parameters Table 8 6 lists the console command parame...

Page 101: ...change your console terminal to new baudrate baudrate Enter the baud rate of the attached terminal The default is 9 600 databit Number of data bits in each byte The default is 8 flowctrl None hardware...

Page 102: ...he following chart lists the download command syntax Parameters Table 8 7 lists the download command parameters Table 8 7 download Command Parameters Example P220 download app2 146 0 227 125 tftpboot...

Page 103: ...n and Operation Guide event Purpose Enables you to view switch based event and alarm logs Syntax Table 8 8 lists the event command syntax Table 8 8 event Command Syntax Parameters Table 8 9 lists the...

Page 104: ...le 1 Module 1 3 5 97 Aug 27 17 57 41 Informative 20 0 New Resource Module 6 Module 6 alarm Displays the table of currently active alarms This table is a good indicator of the current system health cle...

Page 105: ...Using the Command Line Interface 8 12 Cajun P220G Switch Configuration and Operation Guide exit Purpose Exits the system Syntax exit Parameters None Example P220 exit Login...

Page 106: ...on and Operation Guide 8 13 feprom Purpose Establishes what code area the switch will run operational code from after the next reboot Syntax feprom set area feprom get Parameters area Determines which...

Page 107: ...t Protocol Suite This allows you to connect to the switch inband over the network or using IP over the Ethernet and serial console ports Syntax Table 8 10 lists the net command syntax Table 8 10 net C...

Page 108: ...location IP address of the router port for the subnetwork that interface resides on address IP address expressed on decimal dot notation nnn nnn nnn nnn mask Subnetwork mask for the subnetwork The su...

Page 109: ...ajun P220G Switch Configuration and Operation Guide nvram Purpose Use this command to erase all configuration information saved in the switch restoring factory defaults Syntax nvram initialize Paramet...

Page 110: ...n P220G Switch Configuration and Operation Guide 8 17 pause Purpose Pauses execution of operational code Use this command to delay script execution Syntax Parameters Example P220 pause 1200 pause time...

Page 111: ...vity with a host named jefferson P220 ping 146 115 106 5 host 146 115 106 5 max tries 5 delay 1 000 1 ok RTT 0 010 seconds 2 ok RTT 0 000 seconds 3 ok RTT 0 010 seconds 4 ok RTT 0 000 seconds 5 ok RTT...

Page 112: ...itch ports Syntax Parameters Table 8 13 lists the port command parameters Table 8 13 port Command Parameters port set mode slot port enable or disable get module slot port slot port all mode Sets the...

Page 113: ...uration and Operation Guide Example The port command displays port information for the first port in the sixth slot on the switch P220 port get port 6 1 Port Configuration for module 6 Port Type Conne...

Page 114: ...Line Interface Cajun P220G Switch Configuration and Operation Guide 8 21 reset Purpose Enables you to perform a warm reboot of the switch system Syntax reset Parameters None Example P220 reset Confirm...

Page 115: ...Table 8 14 lists the rtc command parameters Table 8 14 rtc Command Parameters Example Use the rtc command to set the system date to August 28 1997 P220 rtc set date 08 28 1997 The date is currently s...

Page 116: ...the super user password Yes y Old Password New Password Re type New Password User Password Changed Successfully What do you want the switch manager s console Ethernet IP Address to be ex 255 111 222 3...

Page 117: ...0 r5 0x00000000 r6 0x00000000 r7 0x00000000 r8 0x00000000 r9 0x00000000 r10 0x00000000 r11 0x00000000 r12 0x00000000 r13 0x00000000 r14 0x00000000 r15 0x00000000 r16 0x00000000 r17 0x00000000 r18 0x00...

Page 118: ...osts Syntax telnet host Parameters Example The following command establishes a connection to another switch P220 telnet 146 115 106 231 translating 146 115 106 231 ok connecting to host 146 115 106 23...

Page 119: ...up and administer switch user names and passwords These passwords are used by the web server interface as well Syntax Parameters Table 8 15 lists the user command parameters and Table 8 16 lists the u...

Page 120: ...ated user user_id Identification number of a user in the user list Use the user list command to see a list of currently created users add Adds a new user to the user list name Login name for the new u...

Page 121: ...bar displays options automatically verbose on and a mode where the interface requires the key before providing help Syntax Parameters Table 8 17 lists the verbose command parameters Table 8 17 verbose...

Page 122: ...names and ID numbers delete VLANs display VLAN configurations Syntax Parameters Table 8 18 lists the vlan command parameters vlan display vlan vlan_id 3ComTable tableIndex IEEEProtocolType create del...

Page 123: ...IEEE Protocol identifier or 3Com VLAN map table create Creates the specified VLAN VLAN assignment 3Com Mapping Table or 3Com Mapping Table assignment delete Deletes the specified VLAN VLAN assignment...

Page 124: ...entify the location of the TFTP server using the FEPROM Update screen 4 Select the appropriate download location 5 Start the download 6 Reboot the switch after the download successfully completes To p...

Page 125: ...gure 1 1 Figure 1 1 FEPROM Contents Window 5 Decide which version of code you want to keep as a backup in the event of problems with the newly downloaded image and make sure that you download to the o...

Page 126: ...nal image in the File Name field 5 Use the pull down menu at the TFTP Target Section prompt to select either APP1 or APP2 This ensures that the switch downloads the file to the correct memory location...

Page 127: ...configuration complete the following steps 1 Select Memory Subsystem from the navigation bar of the web agent 2 Select TFTP Update 3 Enter the IP address of the TFTP server you want to access 4 Enter...

Page 128: ...to Increment Table Size 5 4 Hash Table Size 5 4 instance IDs 5 3 MAC addresses 1 3 persistence options 5 8 reconfiguration 5 3 Super Age Time 5 1 5 2 Address Forwarding Table Configuration screen 5 2...

Page 129: ...nity 8 4 console 8 7 download 8 9 event 8 10 exit 8 12 feprom 8 13 keyboard 8 2 net 8 14 nvram 8 16 pause 8 17 ping 8 18 port 8 19 reset 8 21 rtc 8 22 setup 8 23 telnet 8 25 user 8 26 verbose 8 28 vla...

Page 130: ...7 Event Log Selected Entries screen 7 9 Event Log screen 7 8 Event logs 7 6 Event Management screen 7 5 Event type log 7 10 exit command 8 12 Expansion module optional 1 1 Fabric ports 1 2 4 3 4 5 Age...

Page 131: ...l 7 1 Link aggregation 3 16 Link discovery protocol 3 16 LinkSwitch 3Com 3 6 Listening State Spanning Tree 3 14 Load Sharing 3 19 load sharing 3 19 Log Event 7 6 event 7 8 event type 7 10 events 7 6 s...

Page 132: ...2 Configuring 2 12 Enabling 2 11 endstation 3 12 I O 4 1 Priority 5 6 Priority Threshold fabric port 4 5 Queues Service ratio 4 2 service ratio 1 7 Switch queues 4 1 READ_ONLY User user account access...

Page 133: ...s ports 2 11 terminal 2 1 setup command 8 23 Shutdown Log 7 6 Shutdown log 7 8 Shutdown Log screen 7 9 Single copy replication 1 2 Smart Agent 1 8 SNMP 1 8 SNMP Administration 2 19 SNMP communities se...

Page 134: ...eceiver Create SNMP Community screen 2 20 Undersize and Oversize Packets statistics 6 6 Upper Warning Temperature 7 4 User account password 2 10 user name 2 10 User account access level ADMINSTRATOR 2...

Page 135: ...2 4 managing spanning tree 3 10 Physical Ports 2 11 Sampling 6 8 screen 2 4 SNMP Administration 2 19 Spanning Tree 3 10 3 12 Table Configuration 5 2 5 3 temperature 7 3 Virtual LANs 3 2 3 4 Web based...

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