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Configuring Fast EtherChannel Describes how to perform a baseline configuration of the Catalyst enterprise LAN switches. Configuring the Switch IP Address and Default Gateway Describes how to configure Fast EtherChannel and and Gigabit ...how spanning tree works. Audience This publication is for configuring and maintaining Catalyst enterprise LAN switches. Filter, UplinkFast, BackboneFast, and Loop Guard 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxiii Using the Command-Line Interface Describes how...
Configuring Fast EtherChannel Describes how to perform a baseline configuration of the Catalyst enterprise LAN switches. Configuring the Switch IP Address and Default Gateway Describes how to configure Fast EtherChannel and and Gigabit ...how spanning tree works. Audience This publication is for configuring and maintaining Catalyst enterprise LAN switches. Filter, UplinkFast, BackboneFast, and Loop Guard 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxiii Using the Command-Line Interface Describes how...
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... configure local and TACACS+ AAA authentication on some switch platforms. Working with the Flash file system available on the switch. Configuring VoIP Describes how to set the system name, create a login banner, and perform other administrative tasks on the Catalyst 4000 series switches and the Catalyst 4500 series switches, and explains how to configure inline power. Preface...
... configure local and TACACS+ AAA authentication on some switch platforms. Working with the Flash file system available on the switch. Configuring VoIP Describes how to set the system name, create a login banner, and perform other administrative tasks on the Catalyst 4000 series switches and the Catalyst 4500 series switches, and explains how to configure inline power. Preface...
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.... • Priority level 2 (P2)-Operation of an existing network is a critical impact to your technical issues by inadequate performance of Cisco products. If you have a valid service contract but most business operations remain functional. When you choose depends on the priority...ID or password, go to 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 Cisco TAC Website The Cisco TAC website provides online documents and tools to help troubleshoot ...
.... • Priority level 2 (P2)-Operation of an existing network is a critical impact to your technical issues by inadequate performance of Cisco products. If you have a valid service contract but most business operations remain functional. When you choose depends on the priority...ID or password, go to 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 Cisco TAC Website The Cisco TAC website provides online documents and tools to help troubleshoot ...
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... Interface sc0 vlan set interface sc0 up . To set the IP address and VLAN membership of the in-band (sc0) management interface, perform this task in privileged mode: Step 1 Step 2 Step 3 Step 4 Task Command Assign an IP address, subnet mask (or number of...an IP address to which the IP address belongs). Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-5 set . Chapter 3 Configuring the Switch IP Address and Default Gateway Default IP Address and Default Gateway Configuration Default IP Address ...
... Interface sc0 vlan set interface sc0 up . To set the IP address and VLAN membership of the in-band (sc0) management interface, perform this task in privileged mode: Step 1 Step 2 Step 3 Step 4 Task Command Assign an IP address, subnet mask (or number of...an IP address to which the IP address belongs). Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-5 set . Chapter 3 Configuring the Switch IP Address and Default Gateway Default IP Address and Default Gateway Configuration Default IP Address ...
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... an IP address to either the in the same network or subnet as the switch IP address). Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-6 78-15486-01 To set the management Ethernet (me1) interface IP address, perform this task in dotted decimal format, and verify the configuration: Console> (enable) set interface...
... an IP address to either the in the same network or subnet as the switch IP address). Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-6 78-15486-01 To set the management Ethernet (me1) interface IP address, perform this task in dotted decimal format, and verify the configuration: Console> (enable) set interface...
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...Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-7 If you specify default gateways, then the switch software automatically determines through which interface each default gateway is restored, the switch resumes sending traffic to verify the default gateway configuration: Console> (enable) set ip route default 10.1.1.1 primary Route added. If more default gateways, perform... this task in privileged mode: Step 1 Step 2 Step 3 Task Command Configure a default IP gateway address for the switch. Console> ...
...Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-7 If you specify default gateways, then the switch software automatically determines through which interface each default gateway is restored, the switch resumes sending traffic to verify the default gateway configuration: Console> (enable) set ip route default 10.1.1.1 primary Route added. If more default gateways, perform... this task in privileged mode: Step 1 Step 2 Step 3 Task Command Configure a default IP gateway address for the switch. Console> ...
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... port for the console port. To enable and attach SLIP on the console port, perform this task: Step 1 Step 2 Step 3 Step 4 Step 5 Task Access the switch from a remote host with one default gateway reachable through the sc0 interface and one reachable...slip detach command to restore the console port connection. Console> (enable) set interface sl0 slip_addr dest_addr show interface slip attach Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-8 78-15486-01 Command telnet {host_name | ip_addr} enable set ip route default 10.1.1.1 Route...
... port for the console port. To enable and attach SLIP on the console port, perform this task: Step 1 Step 2 Step 3 Step 4 Step 5 Task Access the switch from a remote host with one default gateway reachable through the sc0 interface and one reachable...slip detach command to restore the console port connection. Console> (enable) set interface sl0 slip_addr dest_addr show interface slip attach Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-8 78-15486-01 Command telnet {host_name | ip_addr} enable set ip route default 10.1.1.1 Route...
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...character is a DHCP, BOOTP, or RARP server on the - Cisco Systems, Inc. Console> (enable) Using DHCP or RARP to Obtain an IP Address Configuration Note For complete information on how the switch uses DHCP or RARP to obtain its IP configuration, see the "... page 3-2. Connected to obtain an IP address for the switch, perform this task: Step 1 Step 2 Task Command Make sure that there is '^]'. network. Console> (enable) show module 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-9 This address is displayed...
...character is a DHCP, BOOTP, or RARP server on the - Cisco Systems, Inc. Console> (enable) Using DHCP or RARP to Obtain an IP Address Configuration Note For complete information on how the switch uses DHCP or RARP to obtain its IP configuration, see the "... page 3-2. Connected to obtain an IP address for the switch, perform this task: Step 1 Step 2 Task Command Make sure that there is '^]'. network. Console> (enable) show module 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-9 This address is displayed...
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... lease on a DHCP-assigned IP address. Command set interface sc0 dhcp renew set interface sc0 0.0.0.0 Reset the switch. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 NTP server 172.16.25.253 added NTP server 172.16.25...172.20.25.254 Console> Renewing and Releasing a DHCP-Assigned IP Address If you are using DHCP for IP address assignment, you can perform either of the DHCP offer: Console> (enable) Sending RARP request with address 00:90:0c:5a:8f:ff Sending DHCP packet with address...
... lease on a DHCP-assigned IP address. Command set interface sc0 dhcp renew set interface sc0 0.0.0.0 Reset the switch. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 NTP server 172.16.25.253 added NTP server 172.16.25...172.20.25.254 Console> Renewing and Releasing a DHCP-Assigned IP Address If you are using DHCP for IP address assignment, you can perform either of the DHCP offer: Console> (enable) Sending RARP request with address 00:90:0c:5a:8f:ff Sending DHCP packet with address...
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...of the frames received. Default Ethernet and Fast Ethernet Configurations Chapter 4 Configuring Ethernet and Fast Ethernet Switching The Catalyst enterprise LAN switches solve congestion problems that are attached to the hub is degraded. When packets can store at wire...default configurations. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-2 78-15486-01 If two stations establish a session that uses a significant level of bandwidth, the network performance of the sending station with the port on the switch represents a ...
...of the frames received. Default Ethernet and Fast Ethernet Configurations Chapter 4 Configuring Ethernet and Fast Ethernet Switching The Catalyst enterprise LAN switches solve congestion problems that are attached to the hub is degraded. When packets can store at wire...default configurations. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-2 78-15486-01 If two stations establish a session that uses a significant level of bandwidth, the network performance of the sending station with the port on the switch represents a ...
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...Fast Ethernet Port Names You can assign names to the ports on Ethernet and Fast Ethernet modules to configure Ethernet and Fast Ethernet switching ports on the Catalyst enterprise LAN switches: • Setting Ethernet and Fast Ethernet Port Names, page 4-3 • Setting Ethernet and Fast Ethernet Port Priority Levels,... Disabled on configuring Fast EtherChannel, see Chapter 6, "Configuring Fast EtherChannel and Gigabit EtherChannel." To assign a name to a port, perform this task in privileged mode: Step 1 Step 2 Task Assign a name to a port. Verify that the port name is configured.
...Fast Ethernet Port Names You can assign names to the ports on Ethernet and Fast Ethernet modules to configure Ethernet and Fast Ethernet switching ports on the Catalyst enterprise LAN switches: • Setting Ethernet and Fast Ethernet Port Names, page 4-3 • Setting Ethernet and Fast Ethernet Port Priority Levels,... Disabled on configuring Fast EtherChannel, see Chapter 6, "Configuring Fast EtherChannel and Gigabit EtherChannel." To assign a name to a port, perform this task in privileged mode: Step 1 Step 2 Task Assign a name to a port. Verify that the port name is configured.
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.... Console> (enable) set port name 1/2 Server Link Port 1/2 name set the port priority level, perform this task in which to have the port autonegotiate speed and duplex mode with the neighboring port. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-4 78-15486-01 Step 2 Verify that the port priority level is...
.... Console> (enable) set port name 1/2 Server Link Port 1/2 name set the port priority level, perform this task in which to have the port autonegotiate speed and duplex mode with the neighboring port. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-4 78-15486-01 Step 2 Verify that the port priority level is...
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...2/1 speed set port speed mod num/port num {10 | 100 | port. To set the duplex mode of a port, perform this task in privileged mode: Step 1 Step 2 Task Set the duplex mode of a port. Verify that the duplex mode ... mode. Note If the port speed is set to full or half duplex for a 10/100-Mbps port, perform this task in privileged mode: Step 1 Step 2 Task Command Set the port speed of a 10/100-Mbps...of the port is configured correctly. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-5
...2/1 speed set port speed mod num/port num {10 | 100 | port. To set the duplex mode of a port, perform this task in privileged mode: Step 1 Step 2 Task Set the duplex mode of a port. Verify that the duplex mode ... mode. Note If the port speed is set to full or half duplex for a 10/100-Mbps port, perform this task in privileged mode: Step 1 Step 2 Task Command Set the port speed of a 10/100-Mbps...of the port is configured correctly. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-5
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... how to enable the debounce timer for a port. Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-6 78-15486-01 It results in loss of data traffic during the debouncing period. To set the debounce timer on a port, perform this delay in notification can set port debounce 2/1 enable Debounce is...
... how to enable the debounce timer for a port. Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-6 78-15486-01 It results in loss of data traffic during the debouncing period. To set the debounce timer on a port, perform this delay in notification can set port debounce 2/1 enable Debounce is...
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To check connectivity out a port, perform this task in privileged mode: Step 1 Step 2 Step... want to test. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching This example shows how to display the errdisable timeout configuration: Console> (enable) show errdisable-timeout....1.201) 6 ms 3 ms 3 ms 4 somehost.company.com (10.1.2.3) 3 ms * 2 ms Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-8 78-15486-01 show ip route This example shows how to ping a remote host and...
To check connectivity out a port, perform this task in privileged mode: Step 1 Step 2 Step... want to test. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching This example shows how to display the errdisable timeout configuration: Console> (enable) show errdisable-timeout....1.201) 6 ms 3 ms 3 ms 4 somehost.company.com (10.1.2.3) 3 ms * 2 ms Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-8 78-15486-01 show ip route This example shows how to ping a remote host and...
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...perform this task in which the ports get access. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-7 Console> (enable) show port [mod_num[/port_num]] This example shows how to determine the order in privileged mode: Step 1 Step 2 Task Assign a name to configure Gigabit Ethernet switching ports on the Catalyst enterprise LAN switches...Port 2/1 name set. Command set . Chapter 5 Configuring Gigabit Ethernet Switching Configuring Gigabit Ethernet Ports Configuring Gigabit Ethernet Ports The following sections describe how...
...perform this task in which the ports get access. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-7 Console> (enable) show port [mod_num[/port_num]] This example shows how to determine the order in privileged mode: Step 1 Step 2 Task Assign a name to configure Gigabit Ethernet switching ports on the Catalyst enterprise LAN switches...Port 2/1 name set. Command set . Chapter 5 Configuring Gigabit Ethernet Switching Configuring Gigabit Ethernet Ports Configuring Gigabit Ethernet Ports The following sections describe how...
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... Console> (enable) Receive FlowControl admin oper on on RxPause TxPause Unsupported opcodes 0 0 0 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-8 78-15486-01 mod_num/port_num {off | on | desired}... Verify the flow-control configuration. Configuring Gigabit Ethernet Ports Chapter 5 Configuring Gigabit Ethernet Switching To configure the port priority level, perform...
... Console> (enable) Receive FlowControl admin oper on on RxPause TxPause Unsupported opcodes 0 0 0 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-8 78-15486-01 mod_num/port_num {off | on | desired}... Verify the flow-control configuration. Configuring Gigabit Ethernet Ports Chapter 5 Configuring Gigabit Ethernet Switching To configure the port priority level, perform...
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...disabled Console> (enable) Configuring errdisable State Gigabit Ethernet Port Timeout Periods For information on a 1000BASE-X Gigabit Ethernet port, perform this task in privileged mode: Step 1 Step 2 Task Disable Gigabit Ethernet port negotiation. Verify the port negotiation configuration.... timeout period for ports in errdisable state, see Chapter 4, "Configuring Ethernet and Fast Ethernet Switching." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-9 If a 1000BASE-T GBIC (Gigabit Interface Converter) is inserted...
...disabled Console> (enable) Configuring errdisable State Gigabit Ethernet Port Timeout Periods For information on a 1000BASE-X Gigabit Ethernet port, perform this task in privileged mode: Step 1 Step 2 Task Disable Gigabit Ethernet port negotiation. Verify the port negotiation configuration.... timeout period for ports in errdisable state, see Chapter 4, "Configuring Ethernet and Fast Ethernet Switching." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-9 If a 1000BASE-T GBIC (Gigabit Interface Converter) is inserted...
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...Console> (enable) ping somehost somehost is alive Console> (enable) traceroute somehost traceroute to test connectivity out Gigabit Ethernet ports. To check connectivity out a port, perform this task in privileged mode: Step 1 Step 2 Step 3 Task Command Ping a remote host that is located out the port you want ping [-s] host [...204) 2 ms 3 ms 2 ms 3 gateway_a.company.com (173.16.1.201) 6 ms 3 ms 3 ms 4 somehost.company.com (10.1.2.3) 3 ms * 2 ms Console> (enable) 5-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
...Console> (enable) ping somehost somehost is alive Console> (enable) traceroute somehost traceroute to test connectivity out Gigabit Ethernet ports. To check connectivity out a port, perform this task in privileged mode: Step 1 Step 2 Step 3 Task Command Ping a remote host that is located out the port you want ping [-s] host [...204) 2 ms 3 ms 2 ms 3 gateway_a.company.com (173.16.1.201) 6 ms 3 ms 3 ms 4 somehost.company.com (10.1.2.3) 3 ms * 2 ms Console> (enable) 5-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
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... mode on all the ports in the EtherChannel. Configuring ports in an EtherChannel in different trunk modes can adversely affect switch performance. • Ports with the set to the auto or desirable mode with different VLAN costs or VLAN configurations cannot ...will not form if protocol filtering is set differently on the ports. • Cisco Discovery Protocol (CDP) runs on all the ports in a trunking EtherChannel. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 EtherChannel Configuration Guidelines and Restrictions...
... mode on all the ports in the EtherChannel. Configuring ports in an EtherChannel in different trunk modes can adversely affect switch performance. • Ports with the set to the auto or desirable mode with different VLAN costs or VLAN configurations cannot ...will not form if protocol filtering is set differently on the ports. • Cisco Discovery Protocol (CDP) runs on all the ports in a trunking EtherChannel. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 EtherChannel Configuration Guidelines and Restrictions...