Hardware Installation Guide
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...magazine at this URL: http://www.cisco.com/go/iqmagazine OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide xix There is... available from their networking investment. Obtaining Additional Publications and Information Information about Internet business strategies for new and experienced users: Internetworking Terms and Acronyms Dictionary, Internetworking Technology Handbook, Internetworking Troubleshooting Guide, and the Internetworking Design Guide. Included are negatively affected by inadequate performance of Cisco...
...magazine at this URL: http://www.cisco.com/go/iqmagazine OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide xix There is... available from their networking investment. Obtaining Additional Publications and Information Information about Internet business strategies for new and experienced users: Internetworking Terms and Acronyms Dictionary, Internetworking Technology Handbook, Internetworking Troubleshooting Guide, and the Internetworking Design Guide. Included are negatively affected by inadequate performance of Cisco...
Configuration Guide
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...RADIUS Servers 6-35 Configuring the Switch to Use Vendor-Specific RADIUS Attributes 6-35 Configuring the Switch for Vendor-Proprietary RADIUS Server ...7-7 Enabling 802.1X Authentication 7-8 Configuring the Switch-to-RADIUS-Server Communication 7-9 Enabling Periodic Re-Authentication 7-10... 7-11 Changing the Switch-to-Client Retransmission Time 7-12 Setting the Switch-to-Client Frame-Retransmission...R Configuring VLANs 8-1 Overview 8-1 Management VLANs 8-3 Changing the Management VLAN for a New Switch 8-3 Changing the Management VLAN Through a Telnet Connection 8-4 Assigning VLAN Port Membership Modes...
...RADIUS Servers 6-35 Configuring the Switch to Use Vendor-Specific RADIUS Attributes 6-35 Configuring the Switch for Vendor-Proprietary RADIUS Server ...7-7 Enabling 802.1X Authentication 7-8 Configuring the Switch-to-RADIUS-Server Communication 7-9 Enabling Periodic Re-Authentication 7-10... 7-11 Changing the Switch-to-Client Retransmission Time 7-12 Setting the Switch-to-Client Frame-Retransmission...R Configuring VLANs 8-1 Overview 8-1 Management VLANs 8-3 Changing the Management VLAN for a New Switch 8-3 Changing the Management VLAN Through a Telnet Connection 8-4 Assigning VLAN Port Membership Modes...
Configuration Guide
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...Ethernet or Gigabit Ethernet segment. • Use the Fast EtherChannel or Gigabit EtherChannel feature between the switch and its connected workstations. • Increased power of new PCs, workstations, and servers • High demand from bandwidth-intensive applications (such as multimedia) ...alone is selected to create dedicated network segments and interconnecting the segments through Fast Ethernet and Gigabit Ethernet connections. Catalyst 2950 Desktop Switch Software Configuration Guide 1-8 78-11380-03 When you can configure your network to increase the bandwidth available to ...
...Ethernet or Gigabit Ethernet segment. • Use the Fast EtherChannel or Gigabit EtherChannel feature between the switch and its connected workstations. • Increased power of new PCs, workstations, and servers • High demand from bandwidth-intensive applications (such as multimedia) ...alone is selected to create dedicated network segments and interconnecting the segments through Fast Ethernet and Gigabit Ethernet connections. Catalyst 2950 Desktop Switch Software Configuration Guide 1-8 78-11380-03 When you can configure your network to increase the bandwidth available to ...
Configuration Guide
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...a cluster member. 4. Contents List all of the CMS interface. Available only from a Device Manager session on a command-capable switch that is the same as clicking Help from this menu option are not available in the Topology view. Display the Topology view. ... in read-only mode. 3. Save the presentation of the new CMS features. Help For Active Window Display the help topics. Available only from a switch running the enhanced software image. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 2-19 About Display the CMS version number....
...a cluster member. 4. Contents List all of the CMS interface. Available only from a Device Manager session on a command-capable switch that is the same as clicking Help from this menu option are not available in the Topology view. Display the Topology view. ... in read-only mode. 3. Save the presentation of the new CMS features. Help For Active Window Display the help topics. Available only from a switch running the enhanced software image. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 2-19 About Display the CMS version number....
Configuration Guide
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...switch clusters through CMS, remember that clusters can differ between IOS releases and switch platforms: • On Catalyst switches running Cisco IOS Release 12.0(5)WC2 or earlier or Cisco...Catalyst 1900 and Catalyst 2820 switches is the earliest version of CMS. Refer to the documentation specific to the switch and its IOS release for that CMS in earlier IOS releases and on these switches. When you select Device > Device Manager for a cluster member, a new... Catalyst 2950 Desktop Switch Software Configuration Guide 2-33 Cluster management options are not available on different switch ...
...switch clusters through CMS, remember that clusters can differ between IOS releases and switch platforms: • On Catalyst switches running Cisco IOS Release 12.0(5)WC2 or earlier or Cisco...Catalyst 1900 and Catalyst 2820 switches is the earliest version of CMS. Refer to the documentation specific to the switch and its IOS release for that CMS in earlier IOS releases and on these switches. When you select Device > Device Manager for a cluster member, a new... Catalyst 2950 Desktop Switch Software Configuration Guide 2-33 Cluster management options are not available on different switch ...
Configuration Guide
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... about accessing the CLI through authorized resellers. Catalyst 2950 Desktop Switch Software Configuration Guide 4-2 78-11380-03 Information about saving changes from the CLI, see the "Saving Your Changes" section on page 2-32. New software releases are posted on Cisco.com on the World Wide Web and are... Telnet Access to the CLI This procedure assumes that you save any changes that the switch is running. Cisco also supplies a TFTP server that you might want to upgrade your Catalyst 2950 with the latest software release. For information about saving changes from CMS, see the "...
... about accessing the CLI through authorized resellers. Catalyst 2950 Desktop Switch Software Configuration Guide 4-2 78-11380-03 Information about saving changes from the CLI, see the "Saving Your Changes" section on page 2-32. New software releases are posted on Cisco.com on the World Wide Web and are... Telnet Access to the CLI This procedure assumes that you save any changes that the switch is running. Cisco also supplies a TFTP server that you might want to upgrade your Catalyst 2950 with the latest software release. For information about saving changes from CMS, see the "...
Configuration Guide
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...; System requirements • Running the setup program, which your management station is the new HTTP port number). Chapter 4 General Switch Administration HTTP Access to CMS To configure the switch for Telnet access, follow these topics in the release notes for information about the read...vty 0 15 Enter the interface configuration mode for accessing CMS • Installing the required Java plug-in 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 4-3 The password is not available if your access level to the startup configuration. Do not disable or otherwise...
...; System requirements • Running the setup program, which your management station is the new HTTP port number). Chapter 4 General Switch Administration HTTP Access to CMS To configure the switch for Telnet access, follow these topics in the release notes for information about the read...vty 0 15 Enter the interface configuration mode for accessing CMS • Installing the required Java plug-in 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 4-3 The password is not available if your access level to the startup configuration. Do not disable or otherwise...
Configuration Guide
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... default is three. When new candidate switches are at the edge of the cluster). Chapter 5 Clustering Switches Planning a Switch Cluster Discovery through CDP Hops Command switch Management VLAN 16 Member switch 8 Member switch 9 Switch 11 candidate switch Edge of cluster Management VLAN 16 Member switch 10 Switch 12 Switch 13 Candidate switches Switch 14 Switch 15 65281 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-5 The...
... default is three. When new candidate switches are at the edge of the cluster). Chapter 5 Clustering Switches Planning a Switch Cluster Discovery through CDP Hops Command switch Management VLAN 16 Member switch 8 Member switch 9 Switch 11 candidate switch Edge of cluster Management VLAN 16 Member switch 10 Switch 12 Switch 13 Candidate switches Switch 14 Switch 15 65281 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-5 The...
Configuration Guide
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... Newly Installed Switches Catalyst 2950 command switch VLAN 16 Catalyst 2950 switch (Management AP VLAN 16) VLAN 16 New (out-of-box) Catalyst 3550 Si switch VLAN 16 Catalyst 3500 XL switch AP (Management VLAN 16) VLAN 16 New (out-of the Catalyst 2950 switch becomes VLAN 16. The management VLAN of -box) Catalyst 2950 switch 65581 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-9 Chapter 5 Clustering Switches Planning a Switch Cluster Discovery...
... Newly Installed Switches Catalyst 2950 command switch VLAN 16 Catalyst 2950 switch (Management AP VLAN 16) VLAN 16 New (out-of-box) Catalyst 3550 Si switch VLAN 16 Catalyst 3500 XL switch AP (Management VLAN 16) VLAN 16 New (out-of the Catalyst 2950 switch becomes VLAN 16. The management VLAN of -box) Catalyst 2950 switch 65581 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-9 Chapter 5 Clustering Switches Planning a Switch Cluster Discovery...
Configuration Guide
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... information) to the cluster standby group. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-11 The active command switch sends a copy of the active command switch is in the cluster standby group, the new command switch does not discover any Catalyst 1900 and Catalyst 2820 member switches. The passive switches in switch clusters, see the "IP Addresses" section on the...
... information) to the cluster standby group. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-11 The active command switch sends a copy of the active command switch is in the cluster standby group, the new command switch does not discover any Catalyst 1900 and Catalyst 2820 member switches. The passive switches in switch clusters, see the "IP Addresses" section on the...
Configuration Guide
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... session by entering the new IP address in the release notes. A member switch is not necessary. Using the virtual IP address ensures that you must either use the standby-group virtual IP address to access the cluster or the IP address available on page 6-1. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-13...
... session by entering the new IP address in the release notes. A member switch is not necessary. Using the virtual IP address ensures that you must either use the standby-group virtual IP address to access the cluster or the IP address available on page 6-1. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 5-13...
Configuration Guide
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... member eng-cluster-5. If no command-switch password is Switch. For password considerations specific to the Catalyst 1900 and Catalyst 2820 switches, refer to be a cluster member. If a switch has a host name, it retains that you change the member-switch password to the installation and configuration guides for those switches. 5-14 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03...
... member eng-cluster-5. If no command-switch password is Switch. For password considerations specific to the Catalyst 1900 and Catalyst 2820 switches, refer to be a cluster member. If a switch has a host name, it retains that you change the member-switch password to the installation and configuration guides for those switches. 5-14 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03...
Configuration Guide
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...15 access to the switch, you have access to all member switches to access the switch cluster from CMS. For more information about TACACS+, see the "Access Modes in a cluster that belong to the command-switch management VLAN. Catalyst 2950 member switches running Cisco IOS Release 12.0(5)WC2 ... new IP address in CMS CMS provides only two levels of a member switch (not the command switch); Restart your CMS session. Catalyst 2900 XL or Catalyst 3500 XL member switches running Cisco IOS Release 12.0(5)WC2 or earlier - Catalyst 2900 XL switches with 4-MB CPU DRAM If these switches...
...15 access to the switch, you have access to all member switches to access the switch cluster from CMS. For more information about TACACS+, see the "Access Modes in a cluster that belong to the command-switch management VLAN. Catalyst 2950 member switches running Cisco IOS Release 12.0(5)WC2 ... new IP address in CMS CMS provides only two levels of a member switch (not the command switch); Restart your CMS session. Catalyst 2900 XL or Catalyst 3500 XL member switches running Cisco IOS Release 12.0(5)WC2 or earlier - Catalyst 2900 XL switches with 4-MB CPU DRAM If these switches...
Configuration Guide
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... you have already cabled the switches, as each member switch has either a trunk connection or connection to the new command-switch management VLAN. If one in the "Planning a Switch Cluster" section on page 5-4. 5-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Creating a Switch Cluster Chapter 5 Clustering Switches You can have a mix of -box switches that do not have...
... you have already cabled the switches, as each member switch has either a trunk connection or connection to the new command-switch management VLAN. If one in the "Planning a Switch Cluster" section on page 5-4. 5-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Creating a Switch Cluster Chapter 5 Clustering Switches You can have a mix of -box switches that do not have...
Configuration Guide
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... of Cluster Candidates and Members" section on page 5-14. 5-18 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 In the Topology view, candidate switches are cyan, and member switches are prompted to enter it inherits the command-switch password. When a cluster has 16 members, the Add to the ...be added to the cluster, a CMS message states which candidates were not added and why. If you add new cluster-capable switches to the network, the command switch discovers and adds them as the total number of using CMS to add members to Cluster window (Figure 5-8), ...
... of Cluster Candidates and Members" section on page 5-14. 5-18 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 In the Topology view, candidate switches are cyan, and member switches are prompted to enter it inherits the command-switch password. When a cluster has 16 members, the Add to the ...be added to the cluster, a CMS message states which candidates were not added and why. If you add new cluster-capable switches to the network, the command switch discovers and adds them as the total number of using CMS to add members to Cluster window (Figure 5-8), ...
Configuration Guide
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...home page at Service and Support > Technical Documents. To restart your CMS session, enter the new IP address in the "Accessing the CLI" section on page 3-9. On the Cisco Product Documentation home page, select Release 12.1 from the ip address command) are using an ... chapter provides information about the standard IOS Release 12.1 commands, refer to the online help. Note If you enabled the DHCP feature, the switch assumes you manually enter (from the CMS or from the Cisco IOS Software drop-down list. While this chapter, refer to the Catalyst 2950 Desktop Switch Command Reference.
...home page at Service and Support > Technical Documents. To restart your CMS session, enter the new IP address in the "Accessing the CLI" section on page 3-9. On the Cisco Product Documentation home page, select Release 12.1 from the ip address command) are using an ... chapter provides information about the standard IOS Release 12.1 commands, refer to the online help. Note If you enabled the DHCP feature, the switch assumes you manually enter (from the CMS or from the Cisco IOS Software drop-down list. While this chapter, refer to the Catalyst 2950 Desktop Switch Command Reference.
Configuration Guide
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... the privilege level global configuration command to have access at various levels. Note You need an enable secret password with the new password. The Telnet password must enter one of your HTTP connections are used to set operating parameters, you should password-protect...level] {password} or the enable secret [level level] {password} command. For information about managing passwords in the same way. Switches 2 through the TACACS+ server. Catalyst 2950 switches have forgotten your password, see the "Passwords" section on page 14-9. You can specify a level, set , the enable ...
... the privilege level global configuration command to have access at various levels. Note You need an enable secret password with the new password. The Telnet password must enter one of your HTTP connections are used to set operating parameters, you should password-protect...level] {password} or the enable secret [level level] {password} command. For information about managing passwords in the same way. Switches 2 through the TACACS+ server. Catalyst 2950 switches have forgotten your password, see the "Passwords" section on page 14-9. You can specify a level, set , the enable ...
Configuration Guide
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...the specified physical port or port channel. (Optional) Enter the vlan vlan-id to be filled with unused addresses; Return to a new port. Verify your entry. it floods the packet to be retained in the same VLAN as the receiving port. You can cause ... end show mac-address-table aging-time Purpose Enter global configuration mode. do not enter leading zeroes. Verify your entry. 6-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Managing the MAC Address Tables Chapter 6 Configuring the System Changing the Address Aging Time Dynamic addresses are...
...the specified physical port or port channel. (Optional) Enter the vlan vlan-id to be filled with unused addresses; Return to a new port. Verify your entry. it floods the packet to be retained in the same VLAN as the receiving port. You can cause ... end show mac-address-table aging-time Purpose Enter global configuration mode. do not enter leading zeroes. Verify your entry. 6-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Managing the MAC Address Tables Chapter 6 Configuring the System Changing the Address Aging Time Dynamic addresses are...
Configuration Guide
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...is 1 second. The default is generated. To disable the MAC address notification traps on Fast Ethernet interface 0/4. When a new MAC address is learned or an old MAC address is removed from sending MAC address notification traps, use the no mac-...Switch(config)# mac-address-table notification interval 60 history-size 100 Switch(config)# interface fastethernet0/4 Switch(config-if)# snmp trap mac-notification added You can bundle SNMP traps and send them to 500 entries. show mac-address-table notification privileged EXEC command. 78-11380-03 Catalyst 2950 Desktop Switch...
...is 1 second. The default is generated. To disable the MAC address notification traps on Fast Ethernet interface 0/4. When a new MAC address is learned or an old MAC address is removed from sending MAC address notification traps, use the no mac-...Switch(config)# mac-address-table notification interval 60 history-size 100 Switch(config)# interface fastethernet0/4 Switch(config-if)# snmp trap mac-notification added You can bundle SNMP traps and send them to 500 entries. show mac-address-table notification privileged EXEC command. 78-11380-03 Catalyst 2950 Desktop Switch...
Configuration Guide
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... a TACACS+ server host to line-number [ending-line-number] apply the authentication list. Verify your entries. aaa new-model Enable AAA/TACACS+. Use the username password global configuration command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-21 The default is two. login authentication {default | list-name} Apply the authentication list to...
... a TACACS+ server host to line-number [ending-line-number] apply the authentication list. Verify your entries. aaa new-model Enable AAA/TACACS+. Use the username password global configuration command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-21 The default is two. login authentication {default | list-name} Apply the authentication list to...