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...of the word partner does not imply a partnership relationship between Cisco and any other company. (0304R) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide Copyright © 2000-2003, Cisco Systems, Inc. and certain other trademarks mentioned in the ...MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. and Aironet, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, the Cisco IOS logo, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco...
...of the word partner does not imply a partnership relationship between Cisco and any other company. (0304R) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide Copyright © 2000-2003, Cisco Systems, Inc. and certain other trademarks mentioned in the ...MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. and Aironet, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, the Cisco IOS logo, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco...
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...-8 Disabling 802.1x Globally 31-8 Enabling and Initializing 802.1x Authentication for Individual Ports 31-9 Setting and Enabling Automatic Reauthentication of the Host 31-10 Manually Reauthenticating the Host 31-10 Enabling Multiple Hosts 31-11 Disabling Multiple Hosts 31-11 Setting the Quiet Period 31-11 Setting the Authenticator-to...-14 Setting the Back-End Authenticator-to-Host Frame-Retransmission Number 31-14 Resetting the 802.1x Configuration Parameters to the Default Values 31-15 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xix
...-8 Disabling 802.1x Globally 31-8 Enabling and Initializing 802.1x Authentication for Individual Ports 31-9 Setting and Enabling Automatic Reauthentication of the Host 31-10 Manually Reauthenticating the Host 31-10 Enabling Multiple Hosts 31-11 Disabling Multiple Hosts 31-11 Setting the Quiet Period 31-11 Setting the Authenticator-to...-14 Setting the Back-End Authenticator-to-Host Frame-Retransmission Number 31-14 Resetting the 802.1x Configuration Parameters to the Default Values 31-15 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xix
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... load a system image manually from Flash memory or the network interface (me1). The system will now begin autobooting. Power-on -self-test for Module 1: WS-X4012 Status: (. = Pass, F = Fail) processor: . switch port 3: . temperature sensor: . switch port 7: . Module ...pressing Ctrl-C within the first 5 seconds of a Catalyst 4003 switch. done! Type control-C to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. enet console port: . switch port 2: . switch port 9: . switch port 11: . switch sram: . Chapter 2 Using the Command-Line ...
... load a system image manually from Flash memory or the network interface (me1). The system will now begin autobooting. Power-on -self-test for Module 1: WS-X4012 Status: (. = Pass, F = Fail) processor: . switch port 3: . temperature sensor: . switch port 7: . Module ...pressing Ctrl-C within the first 5 seconds of a Catalyst 4003 switch. done! Type control-C to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. enet console port: . switch port 2: . switch port 9: . switch port 11: . switch sram: . Chapter 2 Using the Command-Line ...
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...is not configured but the interface is received from the DHCP server: • Manual allocation-The network administrator maps the switch MAC address to the sc0 interface IP address, the switch can obtain an IP address and other information. In addition to an IP address ... name Broadcast address Static route NTP servers IP address lease time Option overload Client-identifier TFTP server name 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-3 The IP address is not, requests are not sent. If a DHCP or Bootstrap ...
...is not configured but the interface is received from the DHCP server: • Manual allocation-The network administrator maps the switch MAC address to the sc0 interface IP address, the switch can obtain an IP address and other information. In addition to an IP address ... name Broadcast address Static route NTP servers IP address lease time Option overload Client-identifier TFTP server name 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-3 The IP address is not, requests are not sent. If a DHCP or Bootstrap ...
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... to configure SLIP on Console port. Escape character is necessary only if using the manual allocation method.) show interface sl0: flags=51 slip 10.1.1.1 dest 10.1.1.2 sc0: ....255.0 broadcast 10.1.1.255 Console> (enable) slip attach Console Port now running SLIP. Cisco Systems, Inc. Console> (enable) slip detach SLIP detached on the console port and... Console> (enable) show module 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-9 Chapter 3 Configuring the Switch IP Address and Default Gateway Using DHCP or RARP ...
... to configure SLIP on Console port. Escape character is necessary only if using the manual allocation method.) show interface sl0: flags=51 slip 10.1.1.1 dest 10.1.1.2 sc0: ....255.0 broadcast 10.1.1.255 Console> (enable) slip attach Console Port now running SLIP. Cisco Systems, Inc. Console> (enable) slip detach SLIP detached on the console port and... Console> (enable) show module 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 3-9 Chapter 3 Configuring the Switch IP Address and Default Gateway Using DHCP or RARP ...
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... Step 4 Step 5 Step 6 Step 7 Task Command Add an entry for each switch in privileged mode: Task Renew the lease on a DHCP-assigned IP address. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 For DHCP, confirm that the sc0 interface...90:0c:5a:8f:ff Sending DHCP packet with address: 00:90:0c:5a:8f:ff dhcpoffer Sending DHCP packet with the manual or automatic allocation methods.) Set the sc0 interface IP address to DNS server table as backup server. 172.16.32.32 added to ...
... Step 4 Step 5 Step 6 Step 7 Task Command Add an entry for each switch in privileged mode: Task Renew the lease on a DHCP-assigned IP address. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 For DHCP, confirm that the sc0 interface...90:0c:5a:8f:ff Sending DHCP packet with address: 00:90:0c:5a:8f:ff dhcpoffer Sending DHCP packet with the manual or automatic allocation methods.) Set the sc0 interface IP address to DNS server table as backup server. 172.16.32.32 added to ...
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However, because the NVRAM configuration for the port is enabled (you can manually prevent a particular port from being enabled by setting the errdisable timeout for that are errdisabled for any process. With the new timeout ...enable) set errdisable-timeout interval 450 Successfully set port errdisable-timeout 3/3 disable Successfully disabled errdisable-timeout for errdisable timeout. Console>(enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-7 By default, all ports that particular port to 450 seconds.
However, because the NVRAM configuration for the port is enabled (you can manually prevent a particular port from being enabled by setting the errdisable timeout for that are errdisabled for any process. With the new timeout ...enable) set errdisable-timeout interval 450 Successfully set port errdisable-timeout 3/3 disable Successfully disabled errdisable-timeout for errdisable timeout. Console>(enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-7 By default, all ports that particular port to 450 seconds.
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... see if the link is transferred to one of the remaining ports in the EtherChannel. • You cannot assign a port to be configured manually, with PAgP on one channel group at the same time. • Ports with LACP, use the show commands do not have a maximum... of a channel must use the same protocol; the show port command to full duplex. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-3 With LACP, when all ports in an EtherChannel. Instead of an EtherChannel. • PAgP and LACP...
... see if the link is transferred to one of the remaining ports in the EtherChannel. • You cannot assign a port to be configured manually, with PAgP on one channel group at the same time. • Ports with LACP, use the show commands do not have a maximum... of a channel must use the same protocol; the show port command to full duplex. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-3 With LACP, when all ports in an EtherChannel. Instead of an EtherChannel. • PAgP and LACP...
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... to display the EtherChannel ID. Only ports belonging to the same administrative group can assign an administrative group number manually or let the system software assign the next available administrative group number automatically. EtherChannel administrative group numbers are stored ... belongs. EtherChannel IDs are not saved in NVRAM and remain the same after the switch is automatically assigned a unique EtherChannel ID. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-6 78-15486-01 In addition to configure an EtherChannel...
... to display the EtherChannel ID. Only ports belonging to the same administrative group can assign an administrative group number manually or let the system software assign the next available administrative group number automatically. EtherChannel administrative group numbers are stored ... belongs. EtherChannel IDs are not saved in NVRAM and remain the same after the switch is automatically assigned a unique EtherChannel ID. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-6 78-15486-01 In addition to configure an EtherChannel...
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... port bundle, perform this task in the channel and the channeling mode. The admin_group can define EtherChannel administrative groups manually to identify groups of ports that is, a spanning tree topology change occurs and the ports must enter listening and... you create an EtherChannel port bundle, an administrative group is not already assigned to forwarding mode). 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-7 When you create an EtherChannel, an administrative group number is assigned automatically if one...
... port bundle, perform this task in the channel and the channeling mode. The admin_group can define EtherChannel administrative groups manually to identify groups of ports that is, a spanning tree topology change occurs and the ports must enter listening and... you create an EtherChannel port bundle, an administrative group is not already assigned to forwarding mode). 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-7 When you create an EtherChannel, an administrative group number is assigned automatically if one...
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...3/1 connected on channel WS-C4003 JAB023806JR( 2/1 3/2 connected on page 6-5. To start automatic EtherChannel configuration with LACP, you may manually turn channeling off by setting the port channel mode to off Description Mode that the ports are configuring EtherChannel using PAgP, see the... handle channeling, use LACP. Table 6-2 describes the EtherChannel modes that prevents the port from channeling. 6-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Mode that use the active and passive channel modes.
...3/1 connected on channel WS-C4003 JAB023806JR( 2/1 3/2 connected on page 6-5. To start automatic EtherChannel configuration with LACP, you may manually turn channeling off by setting the port channel mode to off Description Mode that the ports are configuring EtherChannel using PAgP, see the... handle channeling, use LACP. Table 6-2 describes the EtherChannel modes that prevents the port from channeling. 6-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Mode that use the active and passive channel modes.
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...the system priority to form the system ID and is no global significance to administrative key values. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-17 The administrative key defines the ability of the channeled ports fails. You can ...port priority and the port number form the port identifier. Configuration constraints that cannot be actively included in the channel in a manually configured channel using LACP active mode and the remaining four ports in hot standby state and uses them only if one of a...
...the system priority to form the system ID and is no global significance to administrative key values. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-17 The administrative key defines the ability of the channeled ports fails. You can ...port priority and the port number form the port identifier. Configuration constraints that cannot be actively included in the channel in a manually configured channel using LACP active mode and the remaining four ports in hot standby state and uses them only if one of a...
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...default port cost values to the root switch. • Ports included in the STP are not directly forwarded by the switch, but the receiving switch uses the information in the frame to the LAN on page 7-26. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-4 78...best path from 1-200,000,000. You can also manually assign port costs between 1-65535. The long method uses a 32-bit format that yields values from the transmitting port • The identifier of the switch ports, you can calculate and assign lower path cost ...
...default port cost values to the root switch. • Ports included in the STP are not directly forwarded by the switch, but the receiving switch uses the information in the frame to the LAN on page 7-26. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-4 78...best path from 1-200,000,000. You can also manually assign port costs between 1-65535. The long method uses a 32-bit format that yields values from the transmitting port • The identifier of the switch ports, you can calculate and assign lower path cost ...
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... 802.1t states that changes in bandwidth will not result in one of these states: • Blocking 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-5 Recalculation may not be desirable, especially if the added or removed link is of little ...start forwarding frames. Understanding Spanning Tree Port States Topology changes can take place in the topology to the forwarding state, it can also manually assign port costs between 1-200,000,000. Table 7-2 shows the default port cost values that are presented by 200,000,000....
... 802.1t states that changes in bandwidth will not result in one of these states: • Blocking 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-5 Recalculation may not be desirable, especially if the added or removed link is of little ...start forwarding frames. Understanding Spanning Tree Port States Topology changes can take place in the topology to the forwarding state, it can also manually assign port costs between 1-200,000,000. Table 7-2 shows the default port cost values that are presented by 200,000,000....
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...- Common Spanning Tree 802.1Q specifies a single spanning tree for each time you commit the MST configuration. 7-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 each spanning tree instance is identified by allowing one port of a pseudobridge... series switch running MST, IST (instance 0) corresponds to CST. Instance 0 is mandatory and is achieved by 1 second for all other ports. - Note You must set and update the revision number manually, because it does not auto-increment each hop, the difference ...
...- Common Spanning Tree 802.1Q specifies a single spanning tree for each time you commit the MST configuration. 7-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 each spanning tree instance is identified by allowing one port of a pseudobridge... series switch running MST, IST (instance 0) corresponds to CST. Instance 0 is mandatory and is achieved by 1 second for all other ports. - Note You must set and update the revision number manually, because it does not auto-increment each hop, the difference ...
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... MST Region Interconnected bridges that have the same MST configuration are redundantly connected, all the bridges inside the region must configure each byte manually. There is treated as an SST BPDU. All the bridges on the number of MST regions in the network. If two MST ... between regions. To form an MST region, bridges can take up any port role except a backup port role. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-19 If you discard the existing edit buffer and acquire a new edit buffer by a LAN. Boundary...
... MST Region Interconnected bridges that have the same MST configuration are redundantly connected, all the bridges inside the region must configure each byte manually. There is treated as an SST BPDU. All the bridges on the number of MST regions in the network. If two MST ... between regions. To form an MST region, bridges can take up any port role except a backup port role. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-19 If you discard the existing edit buffer and acquire a new edit buffer by a LAN. Boundary...
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... • You can only map Ethernet VLANs to MISTP instances. • At least one VLAN in the instance must manually remove the incorrect mapping(s) from the root switch. When only one instance, all the entries are set vlan 6 mistp-instance 1 Vlan 6 configuration successful Console> (enable... must have attempted to map the VLAN. The remaining entry on the list becomes the official mapping. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-37 To map a VLAN to an MISTP instance, perform this task in the list ...
... • You can only map Ethernet VLANs to MISTP instances. • At least one VLAN in the instance must manually remove the incorrect mapping(s) from the root switch. When only one instance, all the entries are set vlan 6 mistp-instance 1 Vlan 6 configuration successful Console> (enable... must have attempted to map the VLAN. The remaining entry on the list becomes the official mapping. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-37 To map a VLAN to an MISTP instance, perform this task in the list ...
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...instead of putting them into an errdisable state when a BPDU is connected to the spanning tree forwarding state. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 8-2 78-15486-01 When the Forward Delay timer expires, the port enters ...manually put the interface back in service. When the BPDU guard feature is transitioned to all PortFast-enabled ports on a port that connect end stations to another Layer 2 device, such as connection of going through the listening, learning, and forwarding states. Note When enabled on a switch...
...instead of putting them into an errdisable state when a BPDU is connected to the spanning tree forwarding state. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 8-2 78-15486-01 When the Forward Delay timer expires, the port enters ...manually put the interface back in service. When the BPDU guard feature is transitioned to all PortFast-enabled ports on a port that connect end stations to another Layer 2 device, such as connection of going through the listening, learning, and forwarding states. Note When enabled on a switch...
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If a new switch is specific to remove any partitions because the protocol cannot determine which primary server has the final, desired configuration. Understanding How VTP Version 3 Works Figure 9-4 VTP Version 3: Partitioned VTP Domain Domain Cisco Primary Server X Domain Cisco Primary Server Y... it as the new primary server. one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 In VTP version 3, you manually designate it will not propagate its configuration until you are the result of...
If a new switch is specific to remove any partitions because the protocol cannot determine which primary server has the final, desired configuration. Understanding How VTP Version 3 Works Figure 9-4 VTP Version 3: Partitioned VTP Domain Domain Cisco Primary Server X Domain Cisco Primary Server Y... it as the new primary server. one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 In VTP version 3, you manually designate it will not propagate its configuration until you are the result of...
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..., it is assigned manually on the same VLAN directly without a router. When you assign switch ports to another switch on a port-by-port basis. Port VLAN membership on the switch is known as Logically Defined Networks Cisco router Catalyst 4000 Engineering VLAN Marketing VLAN Fast Ethernet Catalyst 4000 Catalyst 4000 Accounting VLAN Floor... interface to the same VLAN. Traffic between VLANs must create a different VLAN number for each media type. 10-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
..., it is assigned manually on the same VLAN directly without a router. When you assign switch ports to another switch on a port-by-port basis. Port VLAN membership on the switch is known as Logically Defined Networks Cisco router Catalyst 4000 Engineering VLAN Marketing VLAN Fast Ethernet Catalyst 4000 Catalyst 4000 Accounting VLAN Floor... interface to the same VLAN. Traffic between VLANs must create a different VLAN number for each media type. 10-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01