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...and Catalyst 2980G Switches Command Reference • System Message Guide-Catalyst 6500 Series, Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches • Release Notes for Catalyst 4000 Family Supervisor Engine Software Release 7.x 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxv Working with Configuration Files Describes how to configure Network Time Protocol (NTP) on the switch. Power Management Describes power management on the Catalyst 4000 series switches and the Catalyst 4500 series switches, and...
...and Catalyst 2980G Switches Command Reference • System Message Guide-Catalyst 6500 Series, Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches • Release Notes for Catalyst 4000 Family Supervisor Engine Software Release 7.x 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxv Working with Configuration Files Describes how to configure Network Time Protocol (NTP) on the switch. Power Management Describes power management on the Catalyst 4000 series switches and the Catalyst 4500 series switches, and...
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... to commit resources during normal business hours to the technical support resources on the Cisco TAC website. When you open a case online at this URL: http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxix To obtain a directory of toll-free Cisco TAC telephone numbers for your business operations.
... to commit resources during normal business hours to the technical support resources on the Cisco TAC website. When you open a case online at this URL: http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxix To obtain a directory of toll-free Cisco TAC telephone numbers for your business operations.
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... Address Set DNS information Set IP fragmentation enable/disable Set IP HTTP server information Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-4 78-15486-01 in normal or privileged mode to a command displays a list of arguments or inappropriate arguments. Enter Password: Console> To disconnect from the switch CLI, enter the exit command. Console> exit Session Disconnected... to see these parameters, enter set ip ? To see the commands available in privileged mode. If you enter a command using Telnet...
... Address Set DNS information Set IP fragmentation enable/disable Set IP HTTP server information Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-4 78-15486-01 in normal or privileged mode to a command displays a list of arguments or inappropriate arguments. Enter Password: Console> To disconnect from the switch CLI, enter the exit command. Console> exit Session Disconnected... to see these parameters, enter set ip ? To see the commands available in privileged mode. If you enter a command using Telnet...
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... Default Gateway Step 3 Step 4 Step 5 Step 6 Step 7 Task Command Add an entry for IP address assignment, you are set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The switch broadcasts DHCP and RARP requests only when the switch boots up. set correctly. show ip route This example shows the switch broadcasting a DHCP request, receiving a DHCP offer, and configuring the IP address and other options (such as backup server. server configuration...
... Default Gateway Step 3 Step 4 Step 5 Step 6 Step 7 Task Command Add an entry for IP address assignment, you are set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The switch broadcasts DHCP and RARP requests only when the switch boots up. set correctly. show ip route This example shows the switch broadcasting a DHCP request, receiving a DHCP offer, and configuring the IP address and other options (such as backup server. server configuration...
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.... Verify the port priority setting. The default cost differs for the instances on a port. Console> (enable) 7-52 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Port 6/1 MST Instances 4 have path cost 10000. Ports with the lowest port number forwards frames. The possible value for port instance cost is from 0-63; Configuring MST Chapter 7 Configuring Spanning Tree Configuring the MST Port Priority You can configure the port instance cost for...
.... Verify the port priority setting. The default cost differs for the instances on a port. Console> (enable) 7-52 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Port 6/1 MST Instances 4 have path cost 10000. Ports with the lowest port number forwards frames. The possible value for port instance cost is from 0-63; Configuring MST Chapter 7 Configuring Spanning Tree Configuring the MST Port Priority You can configure the port instance cost for...
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... global-defaults loop-guard command. 8-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To set all the ports on the switch, use the set spantree backbonefast disable Backbonefast enabled for all VLANs) : 0 Console> (enable) Disabling BackboneFast To disable BackboneFast on the switch, perform this task in privileged mode: Step 1 Step 2 Task Disable BackboneFast on a per-port basis. Backbonefast enabled for bridge. Configuring Loop Guard Chapter 8 Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter...
... global-defaults loop-guard command. 8-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To set all the ports on the switch, use the set spantree backbonefast disable Backbonefast enabled for all VLANs) : 0 Console> (enable) Disabling BackboneFast To disable BackboneFast on the switch, perform this task in privileged mode: Step 1 Step 2 Task Disable BackboneFast on a per-port basis. Backbonefast enabled for bridge. Configuring Loop Guard Chapter 8 Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter...
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... command to convert the link into a trunk link. Table 11-1 Fast Ethernet and Gigabit Ethernet Trunking Modes Mode on or desirable mode. The port becomes a trunk port if the neighboring port is in a different domain. Table 11-2 lists the encapsulation type used with the set to on off desirable auto nonegotiate Function Puts the port into permanent trunking mode and negotiates to determine which encapsulation types a particular port supports. For more information on Fast Ethernet and Gigabit Ethernet ports. For example, the Catalyst 4500 series switch modules support...
... command to convert the link into a trunk link. Table 11-1 Fast Ethernet and Gigabit Ethernet Trunking Modes Mode on or desirable mode. The port becomes a trunk port if the neighboring port is in a different domain. Table 11-2 lists the encapsulation type used with the set to on off desirable auto nonegotiate Function Puts the port into permanent trunking mode and negotiates to determine which encapsulation types a particular port supports. For more information on Fast Ethernet and Gigabit Ethernet ports. For example, the Catalyst 4500 series switch modules support...
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....1Q Trunking: Initial Network Configuration Port 1/1 Port 4/1 Trunk Type: 802.IQ Trunk Type: 802.IQ Trunk Mode: auto Trunk Mode: auto 43993 4000 Switch 1 4000 Switch 2 To configure an 802.1Q trunk between two Catalyst 4500 series switches with 802.1Q-capable hardware. (Use the show port capabilities command to dot1q. You must use the nonegotiate keyword when configuring a port as an 802.1Q trunk, enter the set trunk command. STP blocks the port because there is a port-type inconsistency on the trunk link: port 1/1 on Switch 1 is configured as a nontrunk port. Switch 1> (enable...
....1Q Trunking: Initial Network Configuration Port 1/1 Port 4/1 Trunk Type: 802.IQ Trunk Type: 802.IQ Trunk Mode: auto Trunk Mode: auto 43993 4000 Switch 1 4000 Switch 2 To configure an 802.1Q trunk between two Catalyst 4500 series switches with 802.1Q-capable hardware. (Use the show port capabilities command to dot1q. You must use the nonegotiate keyword when configuring a port as an 802.1Q trunk, enter the set trunk command. STP blocks the port because there is a port-type inconsistency on the trunk link: port 1/1 on Switch 1 is configured as a nontrunk port. Switch 1> (enable...
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... server specification. set to VMPS table as backup domain server. Console> (enable) set vmps server 192.0.0.9 192.0.0.9 added to off for the backup VMPS server(s). Console> (enable) show port Port Name Status Vlan Level Duplex Speed 1/1 connect trunk normal full 100 1/2 connect trunk normal half 100 2/1 connect dyn normal full 155 3/1 connect dyn-5 normal half 10 Type 100 BASE-TX 100 BASE-TX OC3 MMF ATM 10 BASE-T 12-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 set port...
... server specification. set to VMPS table as backup domain server. Console> (enable) set vmps server 192.0.0.9 192.0.0.9 added to off for the backup VMPS server(s). Console> (enable) show port Port Name Status Vlan Level Duplex Speed 1/1 connect trunk normal full 100 1/2 connect trunk normal half 100 2/1 connect dyn normal full 155 3/1 connect dyn-5 normal half 10 Type 100 BASE-TX 100 BASE-TX OC3 MMF ATM 10 BASE-T 12-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 set port...
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... want to display the current QoS configuration information for the switch: Console> show qos info [runtime | config] This example shows how to continue (y/n) [n]? Command set qos disable 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-7 y QoS config cleared. Command clear qos config This example shows how to revert to QoS defaults: Console> (enable) clear qos config This command will disable QoS and take values back to defaults disables QoS, because QoS is enabled All ports have 2 transmit queues with 1 drop...
... want to display the current QoS configuration information for the switch: Console> show qos info [runtime | config] This example shows how to continue (y/n) [n]? Command set qos disable 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-7 y QoS config cleared. Command clear qos config This example shows how to revert to QoS defaults: Console> (enable) clear qos config This command will disable QoS and take values back to defaults disables QoS, because QoS is enabled All ports have 2 transmit queues with 1 drop...
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... in privileged mode: Step 1 Step 2 Task Command Add one or more multicast MAC addresses to the set cam static 01-11-22-33-44-55 2/6-12 Static multicast entry added to CAM table. Console> (enable) set cam static 01-33-44-55-66-77 2/6-12 Static multicast entry added to CAM table. Console> (enable) show multicast group CGMP enabled IGMP disabled 15-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To specify multicast router ports manually, perform this...
... in privileged mode: Step 1 Step 2 Task Command Add one or more multicast MAC addresses to the set cam static 01-11-22-33-44-55 2/6-12 Static multicast entry added to CAM table. Console> (enable) set cam static 01-33-44-55-66-77 2/6-12 Static multicast entry added to CAM table. Console> (enable) show multicast group CGMP enabled IGMP disabled 15-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To specify multicast router ports manually, perform this...
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... in privileged mode: Step 1 Step 2 Task Specify an interface alias. Command set snmp access-list 2 172.20.60.7 mask 255.255.255.0 Access number 2 has been updated with 172.20.60.8 Console> (enable) Specifying and Displaying an Interface Alias You can be up to display the SNMP configuration: Console> (enable) show snmp ifalias [ifIndex] 24-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Console> (enable) Console> (enable) clear snmp access-list 2 172.20.60.8 Access number 2 no longer...
... in privileged mode: Step 1 Step 2 Task Specify an interface alias. Command set snmp access-list 2 172.20.60.7 mask 255.255.255.0 Access number 2 has been updated with 172.20.60.8 Console> (enable) Specifying and Displaying an Interface Alias You can be up to display the SNMP configuration: Console> (enable) show snmp ifalias [ifIndex] 24-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Console> (enable) Console> (enable) clear snmp access-list 2 172.20.60.8 Access number 2 no longer...
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... power for chassis and inline power for each power supply. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 28-3 Combined Mode Guidelines This section describes the guidelines for using combined mode in the Catalyst 4500 series switches: • The two power supplies must be the same type. • If you set your switch to combined mode, the total available power is installed, your switch accepts the configuration but operates without redundancy. Variable power supplies...
... power for chassis and inline power for each power supply. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 28-3 Combined Mode Guidelines This section describes the guidelines for using combined mode in the Catalyst 4500 series switches: • The two power supplies must be the same type. • If you set your switch to combined mode, the total available power is installed, your switch accepts the configuration but operates without redundancy. Variable power supplies...
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... login password controls access to the privileged mode CLI. You must reset the password after installing software release 5.4 or a later release to set the enable password on the switch: Console> (enable) set password Return on a switch with no password configured), enter your new password, and reenter your old password (press set enablepass Enter old password: Enter new password: Retype new password: Password changed . This example shows how to activate case sensitivity. Console> (enable) Setting the Enable Password The enable password controls access to the user mode CLI...
... login password controls access to the privileged mode CLI. You must reset the password after installing software release 5.4 or a later release to set the enable password on the switch: Console> (enable) set password Return on a switch with no password configured), enter your new password, and reenter your old password (press set enablepass Enter old password: Enter new password: Retype new password: Password changed . This example shows how to activate case sensitivity. Console> (enable) Setting the Enable Password The enable password controls access to the user mode CLI...
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... connect to other hosts in the Kerberos realm, perform this task in privileged mode: Step 1 Step 2 Task Enable all clients to forward user credentials upon successful Kerberos authentication. (Optional) Configure Telnet to fail if clients cannot authenticate to the remote server. clear kerberos credentials forward 30-36 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 For example, Telnet prompts for users to authenticate to other network services: Console> (enable) set kerberos clients mandatory Kerberos clients set...
... connect to other hosts in the Kerberos realm, perform this task in privileged mode: Step 1 Step 2 Task Enable all clients to forward user credentials upon successful Kerberos authentication. (Optional) Configure Telnet to fail if clients cannot authenticate to the remote server. clear kerberos credentials forward 30-36 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 For example, Telnet prompts for users to authenticate to other network services: Console> (enable) set kerberos clients mandatory Kerberos clients set...
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... commands are executed as backup server. >> set ip dns enable DNS is enabled >> set ip dns domain corp.com Default DNS domain name set ip dns server 172.16.10.140 172.16.10.140 added to DNS server table as the file is parsed line by line. dns-config.cfg Configure using a configuration file downloaded from a TFTP server: Console> (enable) copy tftp config IP address or name of remote host []? 172.20.52.3 Name of the file to the switch through the console port or a Telnet session. Check connectivity to the TFTP server using the ping command...
... commands are executed as backup server. >> set ip dns enable DNS is enabled >> set ip dns domain corp.com Default DNS domain name set ip dns server 172.16.10.140 172.16.10.140 added to DNS server table as the file is parsed line by line. dns-config.cfg Configure using a configuration file downloaded from a TFTP server: Console> (enable) copy tftp config IP address or name of remote host []? 172.20.52.3 Name of the file to the switch through the console port or a Telnet session. Check connectivity to the TFTP server using the ping command...
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... rcp server: Console> (enable) copy rcp config IP address or name of remote host []? 172.20.52.3 Name of the file to download. If you are executed as backup server. >> set rcp username command. Configuring the Switch Using a File on the workstation. The new username will be stored in the same subnetwork if you do not have a router to route traffic between subnets. Log in to the switch through a Telnet session with Configuration Files have access to a server...
... rcp server: Console> (enable) copy rcp config IP address or name of remote host []? 172.20.52.3 Name of the file to download. If you are executed as backup server. >> set rcp username command. Configuring the Switch Using a File on the workstation. The new username will be stored in the same subnetwork if you do not have a router to route traffic between subnets. Log in to the switch through a Telnet session with Configuration Files have access to a server...
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... advanced multipurpose bus arbiter service access point segmentation and reassembly Serial Control Protocol sustainable cell rate Session Description Protocol search engine Serial Line Internet Protocol single-mode standby monitor present station management Systems Network Architecture Subnetwork Access Protocol Simple Network Management Protocol Switched Port Analyzer source-route bridging source-route transparent bridging Service-Specific Connection Oriented Protocol 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 A-7
... advanced multipurpose bus arbiter service access point segmentation and reassembly Serial Control Protocol sustainable cell rate Session Description Protocol search engine Serial Line Internet Protocol single-mode standby monitor present station management Systems Network Architecture Subnetwork Access Protocol Simple Network Management Protocol Switched Port Analyzer source-route bridging source-route transparent bridging Service-Specific Connection Oriented Protocol 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 A-7
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... configurations IGMP traffic filtering 15-17 configuring multicast filtering 15-20 port IP multicast filtering 15-20 configuring a switch using a file on an rcp server 35-6 console port disconnecting user sessions 20-8 establishing connections 2-2 monitoring user sessions 20-8 SLIP and 3-8 system message logging settings 37-5 conventions, document xxvi CoS configuring default switch values 14-5 drop thresholds mapping 14-6 transmitting 14-3 Layer 2 CoS values 14-2 reverting to default 14-5 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... configurations IGMP traffic filtering 15-17 configuring multicast filtering 15-20 port IP multicast filtering 15-20 configuring a switch using a file on an rcp server 35-6 console port disconnecting user sessions 20-8 establishing connections 2-2 monitoring user sessions 20-8 SLIP and 3-8 system message logging settings 37-5 conventions, document xxvi CoS configuring default switch values 14-5 drop thresholds mapping 14-6 transmitting 14-3 Layer 2 CoS values 14-2 reverting to default 14-5 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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... 39-2 configuring client mode 39-3 default configuration 39-2 disabling 39-8 disabling broadcast-client mode 39-8 disabling client mode 39-8 disabling daylight saving time adjustment 39-7 overview 39-1 NTP authentication configuring 39-4 enabling daylight saving time adjustment 39-5 setting time zone 39-5 NTP servers clearing 39-7 specifying 39-3 NVRAM ignoring content at boot 32-6 setting configuration modes 34-2 O organization, document xxiii out-of-band management interface See me1 interface IN-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... 39-2 configuring client mode 39-3 default configuration 39-2 disabling 39-8 disabling broadcast-client mode 39-8 disabling client mode 39-8 disabling daylight saving time adjustment 39-7 overview 39-1 NTP authentication configuring 39-4 enabling daylight saving time adjustment 39-5 setting time zone 39-5 NTP servers clearing 39-7 specifying 39-3 NVRAM ignoring content at boot 32-6 setting configuration modes 34-2 O organization, document xxiii out-of-band management interface See me1 interface IN-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...