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... Certain Cisco Long-Reach Ethernet (LRE) customer premises equipment (CPE) devices are not directly connected to 16 switches that the CPE is not supported by certain Catalyst 2950 LRE switches. In Table 1-2, Yes means that can be managed through a web browser, such as Netscape Communicator or Microsoft Internet Explorer, from anywhere in this release. Unified configuration...
... Certain Cisco Long-Reach Ethernet (LRE) customer premises equipment (CPE) devices are not directly connected to 16 switches that the CPE is not supported by certain Catalyst 2950 LRE switches. In Table 1-2, Yes means that can be managed through a web browser, such as Netscape Communicator or Microsoft Internet Explorer, from anywhere in this release. Unified configuration...
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... such as Netscape Communicator or Microsoft Internet Explorer. You can configure and monitor the switch and switch cluster members from a remote management station. For more information about the CLI, see Chapter 4, "Getting Started with embedded CNS Agents in your network. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-8 78-11380-10 If you have specific network needs...
... such as Netscape Communicator or Microsoft Internet Explorer. You can configure and monitor the switch and switch cluster members from a remote management station. For more information about the CLI, see Chapter 4, "Getting Started with embedded CNS Agents in your network. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-8 78-11380-10 If you have specific network needs...
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... facility fcs-hysteresis global configuration command to set the FCS bit error rate for the switch. show running -config startup-config (Optional) Save your entries in the configuration file. alarm facility fcs-hysteresis percentage Set the hysteresis percentage for a port to the default FCS threshold value. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 3-8 78-11380-10...
... facility fcs-hysteresis global configuration command to set the FCS bit error rate for the switch. show running -config startup-config (Optional) Save your entries in the configuration file. alarm facility fcs-hysteresis percentage Set the hysteresis percentage for a port to the default FCS threshold value. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 3-8 78-11380-10...
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... and the Cisco IOS IP and IP Routing Command Reference, Release 12.1. It initializes the CPU registers, which performs these sections: • Understanding the Boot Process, page 5-1 • Assigning Switch Information, page 5-2 • Checking and Saving the Running Configuration, page 5-11 • Modifying the Startup Configuration, page 5-11 (available only on the Catalyst 2950 LRE switch) •...
... and the Cisco IOS IP and IP Routing Command Reference, Release 12.1. It initializes the CPU registers, which performs these sections: • Understanding the Boot Process, page 5-1 • Assigning Switch Information, page 5-2 • Checking and Saving the Running Configuration, page 5-11 • Modifying the Startup Configuration, page 5-11 (available only on the Catalyst 2950 LRE switch) •...
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... to the switch before starting Express Setup. Note If you are using the CLI. Non-LRE Catalyst 2950 switches running a release prior to Cisco IOS Release 12.1(14)EA1 and Catalyst 2950 LRE switches running a ...switch configuration steps, manually configure the switch. Before you can assign switch information, make sure you can assign IP information through the switch Express Setup program, through the command-line-interface (CLI)-based setup program, through a DHCP server, or manually by using the XMODEM Protocol, recover from Lost or Forgotten Passwords on Catalyst 2955 Switches...
... to the switch before starting Express Setup. Note If you are using the CLI. Non-LRE Catalyst 2950 switches running a release prior to Cisco IOS Release 12.1(14)EA1 and Catalyst 2950 LRE switches running a ...switch configuration steps, manually configure the switch. Before you can assign switch information, make sure you can assign IP information through the switch Express Setup program, through the command-line-interface (CLI)-based setup program, through a DHCP server, or manually by using the XMODEM Protocol, recover from Lost or Forgotten Passwords on Catalyst 2955 Switches...
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... assigned the parameters to another client). Note The DHCP server feature is only available on your DHCP server is a Cisco device, or if you are bound to each switch by the switch) (required) 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-5 The offer from the DHCP server is allocated to the client; DHCP Server...
... assigned the parameters to another client). Note The DHCP server feature is only available on your DHCP server is a Cisco device, or if you are bound to each switch by the switch) (required) 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-5 The offer from the DHCP server is allocated to the client; DHCP Server...
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...-lease database, you did not specify the configuration filename, the TFTP server, or if the configuration file could not be configured to forward the TFTP packets to configure the DHCP server with a TFTP server name, address, and configuration filename, the switch attempts to all the required information. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-6 78-11380-10 Normally, if...
...-lease database, you did not specify the configuration filename, the TFTP server, or if the configuration file could not be configured to forward the TFTP packets to configure the DHCP server with a TFTP server name, address, and configuration filename, the switch attempts to all the required information. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-6 78-11380-10 Normally, if...
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... switch configuration information to the startup configuration (copy running-config startup-config). Chapter 5 Assigning the Switch IP Address and Default Gateway Scheduling a Reload of the Software Image Note Use the at keyword only if the switch system clock has been set to manually boot, it was specified when the reload was scheduled). 78-11380-10 Catalyst 2950...
... switch configuration information to the startup configuration (copy running-config startup-config). Chapter 5 Assigning the Switch IP Address and Default Gateway Scheduling a Reload of the Software Image Note Use the at keyword only if the switch system clock has been set to manually boot, it was specified when the reload was scheduled). 78-11380-10 Catalyst 2950...
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... partial global configuration command operations malfunction. In server mode, the host name is not used for a switch, the configuration server uses the host name as a specific destination on behalf of the switch. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-4 ...when you run Setup on the Configuration Registrar, refer to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual. Understanding IE2100 Series Configuration Registrar Software Chapter 6 Configuring IE2100 CNS Agents DeviceID Each configured switch participating on the event bus has...
... partial global configuration command operations malfunction. In server mode, the host name is not used for a switch, the configuration server uses the host name as a specific destination on behalf of the switch. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-4 ...when you run Setup on the Configuration Registrar, refer to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual. Understanding IE2100 Series Configuration Registrar Software Chapter 6 Configuring IE2100 CNS Agents DeviceID Each configured switch participating on the event bus has...
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... configuration upon receipt of the configuration before saving the configuration in Table 6-1. The switch uses the updated configuration as described in the "Enabling Automated CNS Configuration" section on your switch, you need to the switch. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-6 78-11380-10 Configuring CNS Embedded Agents Chapter 6 Configuring IE2100 CNS Agents Incremental (Partial) Configuration After the network is running configuration. If the switch...
... configuration upon receipt of the configuration before saving the configuration in Table 6-1. The switch uses the updated configuration as described in the "Enabling Automated CNS Configuration" section on your switch, you need to the switch. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-6 78-11380-10 Configuring CNS Embedded Agents Chapter 6 Configuring IE2100 CNS Agents Incremental (Partial) Configuration After the network is running configuration. If the switch...
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... the standby command switches and member switches through a common VLAN. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 7-3 Configuring any other standby switches through its management VLAN and to all member switches through its management VLAN and to all member switches through a common VLAN. • If a non-LRE Catalyst 2950 standby command switch is running a release earlier than Cisco IOS Release...
... the standby command switches and member switches through a common VLAN. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 7-3 Configuring any other standby switches through its management VLAN and to all member switches through its management VLAN and to all member switches through a common VLAN. • If a non-LRE Catalyst 2950 standby command switch is running a release earlier than Cisco IOS Release...
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... a non-LRE Catalyst 2950 member or candidate switch is running Cisco IOS Release 12.1(9)EA1 or later can connect to candidate and member switches in the management VLAN. • It is redundantly connected to the cluster so that connectivity to member switches is maintained. • It is connected to the command switch and to the switch configuration guide of...
... a non-LRE Catalyst 2950 member or candidate switch is running Cisco IOS Release 12.1(9)EA1 or later can connect to candidate and member switches in the management VLAN. • It is redundantly connected to the cluster so that connectivity to member switches is maintained. • It is connected to the command switch and to the switch configuration guide of...
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...)# ntp server 172.16.22.44 version 2 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-6 78-11380-10 Beginning in privileged EXEC mode, follow these steps to the other device, and not the other way around). Managing the System Time and Date Chapter 8 Administering the Switch Configuring NTP Associations An NTP association can be a peer association...
...)# ntp server 172.16.22.44 version 2 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-6 78-11380-10 Beginning in privileged EXEC mode, follow these steps to the other device, and not the other way around). Managing the System Time and Date Chapter 8 Administering the Switch Configuring NTP Associations An NTP association can be a peer association...
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...follow these steps to disable NTP packets from access list 42: Switch# configure terminal Switch(config)# ntp access-group peer 99 Switch(config)# ntp access-group serve-only 42 Switch(config)# access-list 99 permit 172.20.130.5 Switch(config)# access list 42 permit 172.20.130.6 Disabling NTP ... one access type, the first type is granted. To remove access control to the switch NTP services, use a particular source IP address for reply packets. 8-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 By default, all access types are granted. To re-enable...
...follow these steps to disable NTP packets from access list 42: Switch# configure terminal Switch(config)# ntp access-group peer 99 Switch(config)# ntp access-group serve-only 42 Switch(config)# access-list 99 permit 172.20.130.5 Switch(config)# access list 42 permit 172.20.130.6 Disabling NTP ... one access type, the first type is granted. To remove access control to the switch NTP services, use a particular source IP address for reply packets. 8-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 By default, all access types are granted. To re-enable...
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...part of the week each year: Step 1 Step 2 Step 3 Step 4 Step 5 Command Purpose configure terminal Enter global configuration mode. Managing the System Time and Date Chapter 8 Administering the Switch Configuring Summer Time (Daylight Saving Time) Beginning in privileged EXEC mode, follow these steps to...start and end on the last Sunday in April at 02:00: Switch(config)# clock summer-time PDT recurring 1 Sunday April 2:00 last Sunday October 2:00 8-14 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 This example shows how to summer time. ...
...part of the week each year: Step 1 Step 2 Step 3 Step 4 Step 5 Command Purpose configure terminal Enter global configuration mode. Managing the System Time and Date Chapter 8 Administering the Switch Configuring Summer Time (Daylight Saving Time) Beginning in privileged EXEC mode, follow these steps to...start and end on the last Sunday in April at 02:00: Switch(config)# clock summer-time PDT recurring 1 Sunday April 2:00 last Sunday October 2:00 8-14 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 This example shows how to summer time. ...
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... the system name are Switch. Configuring a System Name and Prompt Chapter 8 Administering the Switch Configuring a System Name and Prompt You configure the system name on the switch to identify it is also used as the system prompt. Return to the default hostname, use the no hostname global configuration command. 8-16 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10...
... the system name are Switch. Configuring a System Name and Prompt Chapter 8 Administering the Switch Configuring a System Name and Prompt You configure the system name on the switch to identify it is also used as the system prompt. Return to the default hostname, use the no hostname global configuration command. 8-16 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10...
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... Domain Name System (DNS), a distributed database with periods (.) as ftp.cisco.com. A specific device in this configuration information: • Default DNS Configuration, page 8-18 • Setting Up DNS, page 8-18 • Displaying the DNS Configuration, page 8-19 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-17 The default prompt is identified as the delimiting characters...
... Domain Name System (DNS), a distributed database with periods (.) as ftp.cisco.com. A specific device in this configuration information: • Default DNS Configuration, page 8-18 • Setting Up DNS, page 8-18 • Displaying the DNS Configuration, page 8-19 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-17 The default prompt is identified as the delimiting characters...
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... and Prompt Chapter 8 Administering the Switch Default DNS Configuration Table 8-2 shows the default DNS configuration. however, if the switch configuration comes from the domain name. If your network devices require connectivity with this information). The default 8-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 None configured. No name server addresses are queried. (Optional) Enable DNS-based...
... and Prompt Chapter 8 Administering the Switch Default DNS Configuration Table 8-2 shows the default DNS configuration. however, if the switch configuration comes from the domain name. If your network devices require connectivity with this information). The default 8-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 None configured. No name server addresses are queried. (Optional) Enable DNS-based...
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... banner motd c message c Step 3 Step 4 Step 5 end show running-config copy running-config startup-config Purpose Enter global configuration mode. This is '^]'. For access, contact technical support. Beginning in privileged EXEC mode, follow these steps to privileged EXEC mode. User Access Verification Password: 8-20 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
... banner motd c message c Step 3 Step 4 Step 5 end show running-config copy running-config startup-config Purpose Enter global configuration mode. This is '^]'. For access, contact technical support. Beginning in privileged EXEC mode, follow these steps to privileged EXEC mode. User Access Verification Password: 8-20 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
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... is not encrypted and provides access to level 15 (traditional privileged EXEC mode access): Switch(config)# enable password l1u2c3k4y5 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 9-3 This example shows how to change a static enable password: Step 1 Step 2 Command configure terminal enable password password Step 3 Step 4 Step 5 end show running-config copy running...
... is not encrypted and provides access to level 15 (traditional privileged EXEC mode access): Switch(config)# enable password l1u2c3k4y5 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 9-3 This example shows how to change a static enable password: Step 1 Step 2 Command configure terminal enable password password Step 3 Step 4 Step 5 end show running-config copy running...