Hardware Installation Guide
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... services. Obtaining Additional Publications and Information Information about Cisco products, technologies, and network solutions is the Cisco quarterly publication that delivers the latest information about Internet business strategies for new and experienced users: Internetworking Terms and Acronyms Dictionary,... at this URL: http://www.cisco.com/go /iqmagazine OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide xix You and Cisco will commit resources during normal business hours to numerous in a standard format, Cisco has established case priority definitions. ...
... services. Obtaining Additional Publications and Information Information about Cisco products, technologies, and network solutions is the Cisco quarterly publication that delivers the latest information about Internet business strategies for new and experienced users: Internetworking Terms and Acronyms Dictionary,... at this URL: http://www.cisco.com/go /iqmagazine OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide xix You and Cisco will commit resources during normal business hours to numerous in a standard format, Cisco has established case priority definitions. ...
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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... Network Configuration Examples Chapter 1 Overview Network Configuration Examples This section provides network configuration concepts and includes examples of new PCs, workstations, and servers • High demand from networked applications (such as e-mail with a lower ...Gigabit EtherChannel feature between the switch and its connected workstations. • Increased power of using the switch 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...
... Network Configuration Examples Chapter 1 Overview Network Configuration Examples This section provides network configuration concepts and includes examples of new PCs, workstations, and servers • High demand from networked applications (such as e-mail with a lower ...Gigabit EtherChannel feature between the switch and its connected workstations. • Increased power of using the switch 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...
Configuration Guide
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...menu option are not available in your CMS session. Select the information to Flash memory. Help Overview Obtain an overview of the new CMS features. Help For Active Window Display the help topics. This is not a cluster member. 5. Available only from the ...labels, and links. For more information about the read-only and read -only mode. Available only from a switch running the enhanced software image. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 2-19 Available only from a Device Manager session on page 2-31. 2. Front Panel Arrange ...
...menu option are not available in your CMS session. Select the information to Flash memory. Help Overview Obtain an overview of the new CMS features. Help For Active Window Display the help topics. This is not a cluster member. 5. Available only from the ...labels, and links. For more information about the read-only and read -only mode. Available only from a switch running the enhanced software image. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 2-19 Available only from a Device Manager session on page 2-31. 2. Front Panel Arrange ...
Configuration Guide
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...for a cluster member, a new browser session is launched, and the CMS version for that CMS in earlier IOS releases and on different switch platforms might look and function ... this guide provides information about and CLI procedures for accessing CMS 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 2-33 For CMS procedures and window descriptions, refer to the... managing 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 IOS ...
...for a cluster member, a new browser session is launched, and the CMS version for that CMS in earlier IOS releases and on different switch platforms might look and function ... this guide provides information about and CLI procedures for accessing CMS 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 2-33 For CMS procedures and window descriptions, refer to the... managing 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 IOS ...
Configuration Guide
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... bits option is set to 8, set the parity option to the switch hardware installation guide. Telnet Access to upgrade your Catalyst 2950 with the latest software release. Catalyst 2950 Desktop Switch Software Configuration Guide 4-2 78-11380-03 New software releases are posted on Cisco.com on page 2-32. Cisco also supplies a TFTP server that you can do this information...
... bits option is set to 8, set the parity option to the switch hardware installation guide. Telnet Access to upgrade your Catalyst 2950 with the latest software release. Catalyst 2950 Desktop Switch Software Configuration Guide 4-2 78-11380-03 New software releases are posted on Cisco.com on page 2-32. Cisco also supplies a TFTP server that you can do this information...
Configuration Guide
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... appears, go to the startup configuration. If you change the HTTP port, you must include the new port number when you enter the IP address in CMS" section on a command-capable switch. You might want to write down the port number to which includes assigning a privilege-level 15...31. The password is an in the release notes for information about the read-only access mode see the"Access Modes in 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 4-3 Note The HTTP Port option on page 2-31 . line vty 0 15 Enter the interface configuration mode for example, ...
... appears, go to the startup configuration. If you change the HTTP port, you must include the new port number when you enter the IP address in CMS" section on a command-capable switch. You might want to write down the port number to which includes assigning a privilege-level 15...31. The password is an in the release notes for information about the read-only access mode see the"Access Modes in 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 4-3 Note The HTTP Port option on page 2-31 . line vty 0 15 Enter the interface configuration mode for example, ...
Configuration Guide
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... of the cluster. Figure 5-1 shows a switch cluster with candidate switches. The command switch discovers switches 11, 12, 13, and 14 because they are connected to the list 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 When new candidate switches are at the edge of...
... of the cluster. Figure 5-1 shows a switch cluster with candidate switches. The command switch discovers switches 11, 12, 13, and 14 because they are connected to the list 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 When new candidate switches are at the edge of...
Configuration Guide
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... neighbor. Figure 5-5 Discovery of 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-box switch is set with the default management VLAN, VLAN 1. The new switch also configures its default management VLAN changes...
... neighbor. Figure 5-5 Discovery of 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-box switch is set with the default management VLAN, VLAN 1. The new switch also configures its default management VLAN changes...
Configuration Guide
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... about IP address in the cluster standby group, the new command switch does not discover any Catalyst 1900 and Catalyst 2820 member switches. This is different from the active command switch, including members that have Catalyst 2950 and Catalyst 3550 command and standby command switches: If the active command switch and standby command switch become disabled at the same time, the passive...
... about IP address in the cluster standby group, the new command switch does not discover any Catalyst 1900 and Catalyst 2820 member switches. This is different from the active command switch, including members that have Catalyst 2950 and Catalyst 3550 command and standby command switches: If the active command switch and standby command switch become disabled at the same time, the passive...
Configuration Guide
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... the new active command switch. Chapter 5 Clustering Switches Planning a Switch Cluster Figure 5-6 VLAN Connectivity between Standby-Group Members and Cluster Members Catalyst 3550 primary command switch Catalyst 2950 passive command switch Catalyst 3550 standby command switch VLANs 9,16 Si VLANs 9,16 Si VLAN 9 Catalyst 3550 switch Management VLAN 9 VLAN 9 VLAN 9 Management VLAN 16 Catalyst 2950 switch Management VLAN 16 Catalyst 2900 XL or Catalyst 3500 XL switch VLAN 16 Catalyst...
... the new active command switch. Chapter 5 Clustering Switches Planning a Switch Cluster Figure 5-6 VLAN Connectivity between Standby-Group Members and Cluster Members Catalyst 3550 primary command switch Catalyst 2950 passive command switch Catalyst 3550 standby command switch VLANs 9,16 Si VLANs 9,16 Si VLAN 9 Catalyst 3550 switch Management VLAN 9 VLAN 9 VLAN 9 Management VLAN 16 Catalyst 2950 switch Management VLAN 16 Catalyst 2900 XL or Catalyst 3500 XL switch VLAN 16 Catalyst...
Configuration Guide
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... of the command switch in which the switch was then added to a new cluster, and kept the same member number (such as 5), the old host name (such as mkg-cluster-5). For SNMP considerations specific to the Catalyst 1900 and Catalyst 2820 switches, refer to the installation and configuration guides specific for those switches. 5-14 Catalyst 2950 Desktop Switch Software Configuration...
... of the command switch in which the switch was then added to a new cluster, and kept the same member number (such as 5), the old host name (such as mkg-cluster-5). For SNMP considerations specific to the Catalyst 1900 and Catalyst 2820 switches, refer to the installation and configuration guides specific for those switches. 5-14 Catalyst 2950 Desktop Switch Software Configuration...
Configuration Guide
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... the new IP address in the browser Location field (Netscape Communicator) or Address field (Microsoft Internet Explorer), as described in CMS CMS provides only two levels of a member switch (not the command switch); To manage switches in a cluster, the command switch, member switches, and candidate switches must ...only access to CMS. For more information about CMS access modes, see the "Configuring TACACS+" section on page 6-20. Catalyst 2950 member switches running Cisco IOS Release 12.0(5)WC2 or earlier - However, changing the management VLAN ends your CMS session by default is VLAN 1. ...
... the new IP address in the browser Location field (Netscape Communicator) or Address field (Microsoft Internet Explorer), as described in CMS CMS provides only two levels of a member switch (not the command switch); To manage switches in a cluster, the command switch, member switches, and candidate switches must ...only access to CMS. For more information about CMS access modes, see the "Configuring TACACS+" section on page 6-20. Catalyst 2950 member switches running Cisco IOS Release 12.0(5)WC2 or earlier - However, changing the management VLAN ends your CMS session by default is VLAN 1. ...
Configuration Guide
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...switch to match the one in the "Planning a Switch Cluster" section on the command switch displays all LRE switches in Switch Clusters The menu bar on page 5-4. 5-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 For example, Device > LRE Profile appears in the command-switch... the "Changing the Management VLAN for Cisco IOS Release 12.0(5)WC2. If you add a new switch to the Catalyst 2900 XL and Catalyst 3500 XL documentation for a New Switch" section on page 5-22 This section assumes you add an LRE switch to a different management VLAN. LRE ...
...switch to match the one in the "Planning a Switch Cluster" section on the command switch displays all LRE switches in Switch Clusters The menu bar on page 5-4. 5-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 For example, Device > LRE Profile appears in the command-switch... the "Changing the Management VLAN for Cisco IOS Release 12.0(5)WC2. If you add a new switch to the Catalyst 2900 XL and Catalyst 3500 XL documentation for a New Switch" section on page 5-22 This section assumes you add an LRE switch to a different management VLAN. LRE ...
Configuration Guide
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...Cluster Candidates and Members" section on page 5-4, the command switch automatically discovers candidate switches. In the Topology view, candidate switches are cyan, and member switches are prompted to enter it before adding a new one candidate switch, press Ctrl, and left-click the candidates that you...If a password has been configured on page 5-14. 5-18 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 If a candidate switch in a range. • Display the Topology view, right-click a candidate-switch icon, and select Add to Cluster window. Instead of them at...
...Cluster Candidates and Members" section on page 5-4, the command switch automatically discovers candidate switches. In the Topology view, candidate switches are cyan, and member switches are prompted to enter it before adding a new one candidate switch, press Ctrl, and left-click the candidates that you...If a password has been configured on page 5-14. 5-18 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 If a candidate switch in a range. • Display the Topology view, right-click a candidate-switch icon, and select Add to Cluster window. Instead of them at...
Configuration Guide
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...Host Configuration Protocol (DHCP)-based autoconfiguration, as described in this section Caution Changing the switch IP address ends any values you are ignored. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-1 This chapter does not repeat the concepts and CLI procedures ... Protocol (SNMP) session. On the Cisco Product Documentation home page, select Release 12.1 from the Cisco IOS Software drop-down list. For information about changing switch-wide configuration settings. To restart your CMS session, enter the new IP address in the "Accessing the CLI...
...Host Configuration Protocol (DHCP)-based autoconfiguration, as described in this section Caution Changing the switch IP address ends any values you are ignored. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-1 This chapter does not repeat the concepts and CLI procedures ... Protocol (SNMP) session. On the Cisco Product Documentation home page, select Release 12.1 from the Cisco IOS Software drop-down list. For information about changing switch-wide configuration settings. To restart your CMS session, enter the new IP address in the "Accessing the CLI...
Configuration Guide
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... (TACACS+) protocol from a Lost or Forgotten Password" section on page 5-14. 6-10 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Catalyst 2950 switches have two commands for example, it reads switch1-confg from the TFTP server. If you ...Switches 2 through the TACACS+ server. We recommend that corresponds to have forgotten your password, see the "Passwords" section on page 14-9. Changing the Password Chapter 6 Configuring the System • It reads the configuration file that you use the enable secret password. Your connection with the new...
... (TACACS+) protocol from a Lost or Forgotten Password" section on page 5-14. 6-10 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Catalyst 2950 switches have two commands for example, it reads switch1-confg from the TFTP server. If you ...Switches 2 through the TACACS+ server. We recommend that corresponds to have forgotten your password, see the "Passwords" section on page 14-9. Changing the Password Chapter 6 Configuring the System • It reads the configuration file that you use the enable secret password. Your connection with the new...
Configuration Guide
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...addresses; Setting too long an aging time can cause addresses to be retained in establishing connectivity when a workstation is moved to a new port. This unnecessary flooding can cause delays in the address table. Removing Dynamic Address Entries Beginning in use. Return to privileged EXEC...This parameter applies to 1000000. Enter the number of seconds that the switch learns and then drops when they are from 10 to all ports in the table. Verify your entry. 6-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 do not enter leading zeroes.
...addresses; Setting too long an aging time can cause addresses to be retained in establishing connectivity when a workstation is moved to a new port. This unnecessary flooding can cause delays in the address table. Removing Dynamic Address Entries Beginning in use. Return to privileged EXEC...This parameter applies to 1000000. Enter the number of seconds that the switch learns and then drops when they are from 10 to all ports in the table. Verify your entry. 6-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 do not enter leading zeroes.
Configuration Guide
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...CMS at regular intervals. The default is 1 entry. show mac-address-table notification privileged EXEC command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-17 SNMP-server enable traps mac-notification Enable SNMP notification of Learned or Deleted MAC Addresses You ...6 Configuring the System Managing the MAC Address Tables MAC Address Notification MAC address notification enables you want to configure. When a new MAC address is learned or an old MAC address is generated. Enabling Notification of MAC address additions and deletions. To disable...
...CMS at regular intervals. The default is 1 entry. show mac-address-table notification privileged EXEC command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-17 SNMP-server enable traps mac-notification Enable SNMP notification of Learned or Deleted MAC Addresses You ...6 Configuring the System Managing the MAC Address Tables MAC Address Notification MAC address notification enables you want to configure. When a new MAC address is learned or an old MAC address is generated. Enabling Notification of MAC address additions and deletions. To disable...
Configuration Guide
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... password line configuration command. • local-Uses the local username database for each encryption key. Use the username password global configuration command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-21 Chapter 6 Configuring the System Configuring TACACS+ Step 1 Command tacacs-server host name [timeout integer] [key string] Step 2 tacacs-server retransmit...or more lists of lines. Entering the timeout and key parameters with the tacacs-server timeout (Step 3) and the tacacs-server key commands (Step 5). aaa new-model Enable AAA/TACACS+.
... password line configuration command. • local-Uses the local username database for each encryption key. Use the username password global configuration command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 6-21 Chapter 6 Configuring the System Configuring TACACS+ Step 1 Command tacacs-server host name [timeout integer] [key string] Step 2 tacacs-server retransmit...or more lists of lines. Entering the timeout and key parameters with the tacacs-server timeout (Step 3) and the tacacs-server key commands (Step 5). aaa new-model Enable AAA/TACACS+.