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...University of California, Berkeley (UCB) as part of UCB's public domain version of Cisco Systems, Inc.; and certain other trademarks mentioned in the U.S. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ... University 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. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING ...
...University of California, Berkeley (UCB) as part of UCB's public domain version of Cisco Systems, Inc.; and certain other trademarks mentioned in the U.S. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ... University 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. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING ...
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... Reset 27-10 Scheduling a Reset at a Specific Time 27-10 Scheduling a Reset Within a Specified Amount of Time 27-11 Generating System Status Reports for Tech Support 27-12 Power Management 28-1 Understanding How Power Management Works on the Catalyst 4500 Series Switches 28-1 Power...Catalyst 4006 Switch 28-16 Displaying System Information 28-17 Migrating a Supervisor Engine II from a Catalyst 4006 Switch to a Catalyst 4500 Series Switch 28-18 Configuring Inline Power 28-18 Setting the Power Mode of a Port or Group of Ports 28-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... Reset 27-10 Scheduling a Reset at a Specific Time 27-10 Scheduling a Reset Within a Specified Amount of Time 27-11 Generating System Status Reports for Tech Support 27-12 Power Management 28-1 Understanding How Power Management Works on the Catalyst 4500 Series Switches 28-1 Power...Catalyst 4006 Switch 28-16 Displaying System Information 28-17 Migrating a Supervisor Engine II from a Catalyst 4006 Switch to a Catalyst 4500 Series Switch 28-18 Configuring Inline Power 28-18 Setting the Power Mode of a Port or Group of Ports 28-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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... the terminal is not on . For more information, see this display: Cisco Systems, Inc. To access the switch CLI through the console port, you enter from the CLI might apply to the entire system or to a specific module, port, or VLAN. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-2 78-15486-01 If the...
... the terminal is not on . For more information, see this display: Cisco Systems, Inc. To access the switch CLI through the console port, you enter from the CLI might apply to the entire system or to a specific module, port, or VLAN. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-2 78-15486-01 If the...
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...the command line. at the cursor. The system displays all commands that begin with co, as VT100s. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-5 Ctrl-C Escapes and terminates prompts and lengthy tasks. Enters previous command line from the history... the command line. 1. Ctrl-K Deletes from network Copy files between the last letter of commands that begin with a specific set ip Set IP Permit List Set ICMP redirect enable/disable Set IP routing table entry Set ICMP unreachable messages Note ...
...the command line. at the cursor. The system displays all commands that begin with co, as VT100s. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-5 Ctrl-C Escapes and terminates prompts and lengthy tasks. Enters previous command line from the history... the command line. 1. Ctrl-K Deletes from network Copy files between the last letter of commands that begin with a specific set ip Set IP Permit List Set ICMP redirect enable/disable Set IP routing table entry Set ICMP unreachable messages Note ...
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... and the slot number are not case sensitive; On the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches, the left -most switch port is always port 1. When you enter configuration commands on these switches are located on these switches, you can enter lists of ports. To designate a specific port on module 2. Table 2-3 Command Aliases That Cannot Be...
... and the slot number are not case sensitive; On the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches, the left -most switch port is always port 1. When you enter configuration commands on these switches are located on these switches, you can enter lists of ports. To designate a specific port on module 2. Table 2-3 Command Aliases That Cannot Be...
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... destination MAC addresses. Note MAC address notification settings are ignored on Fast Ethernet and Gigabit Ethernet Ports." Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-2 78-15486-01 Hardware Support for a 6-slot chassis. LACP, which...trap is a Cisco-proprietary protocol that conform to form a channel through dynamic negotiation with similar characteristics to the 802.3ad specification. You can bundle into a single logical transmission path between a switch and a router, a host, or another switch. The configuration ...
... destination MAC addresses. Note MAC address notification settings are ignored on Fast Ethernet and Gigabit Ethernet Ports." Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-2 78-15486-01 Hardware Support for a 6-slot chassis. LACP, which...trap is a Cisco-proprietary protocol that conform to form a channel through dynamic negotiation with similar characteristics to the 802.3ad specification. You can bundle into a single logical transmission path between a switch and a router, a host, or another switch. The configuration ...
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...port depending on page 7-11 for information about other switches in STP-blocked mode. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-2 78-15486-01 Understanding How a Topology Is Created All switches in an extended LAN participating in a spanning tree ...Work Chapter 7 Configuring Spanning Tree Understanding How STPs Work This section describes the specific functions that are common to a single LAN segment or a switched LAN of multiple segments. The Cisco proprietary spanning tree protocols, PVST+ and MISTP, are based on the IEEE ...
...port depending on page 7-11 for information about other switches in STP-blocked mode. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-2 78-15486-01 Understanding How a Topology Is Created All switches in an extended LAN participating in a spanning tree ...Work Chapter 7 Configuring Spanning Tree Understanding How STPs Work This section describes the specific functions that are common to a single LAN segment or a switched LAN of multiple segments. The Cisco proprietary spanning tree protocols, PVST+ and MISTP, are based on the IEEE ...
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... port cost. Note You should configure all switches in the STP are not directly forwarded by the switch, but the receiving switch uses the information in the following: • One switch is selected. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-4 78-15486...1-200,000,000. The long method uses a 32-bit format that have not been specifically configured for each switch. • A designated switch is elected as the root switch. • The shortest distance to calculate the port cost unless you can also manually assign...
... port cost. Note You should configure all switches in the STP are not directly forwarded by the switch, but the receiving switch uses the information in the following: • One switch is selected. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-4 78-15486...1-200,000,000. The long method uses a 32-bit format that have not been specifically configured for each switch. • A designated switch is elected as the root switch. • The shortest distance to calculate the port cost unless you can also manually assign...
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... region have a bridge. See Chapter 8, "Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter, UplinkFast, BackboneFast, and Loop Guard." MST requires that lead to make a specific bridge IST master. If the CST root is connected to a nonbridging device (for CST, then it does not have an identical path to the root...root. Note To configure a port as the link is the bridge with the lowest bridge identifier and the least path cost to -point links. 7-20 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
... region have a bridge. See Chapter 8, "Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter, UplinkFast, BackboneFast, and Loop Guard." MST requires that lead to make a specific bridge IST master. If the CST root is connected to a nonbridging device (for CST, then it does not have an identical path to the root...root. Note To configure a port as the link is the bridge with the lowest bridge identifier and the least path cost to -point links. 7-20 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
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...all ports have the same priority value for a particular VLAN, the port with the lowest priority value for a specific VLAN forwards frames for a VLAN on a switch port. set spantree portvlanpri 2/48 0 set spantree portvlancost 2/1 cost 99 set spantree portvlancost 2/2 cost 99 set ...portcost 2/1-2,2/4-11,2/13-14,2/16-48 100 set spantree portcost 2/3 12 set spantree portpri 2/1-48 32 set spantree portvlanpri 2/1 0 set spantree portvlancost 2/3 cost 20000 1-5,12 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-27...
...all ports have the same priority value for a particular VLAN, the port with the lowest priority value for a specific VLAN forwards frames for a VLAN on a switch port. set spantree portvlanpri 2/48 0 set spantree portvlancost 2/1 cost 99 set spantree portvlancost 2/2 cost 99 set ...portcost 2/1-2,2/4-11,2/13-14,2/16-48 100 set spantree portcost 2/3 12 set spantree portpri 2/1-48 32 set spantree portvlanpri 2/1 0 set spantree portvlancost 2/3 cost 20000 1-5,12 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-27...
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.... If all ports have the same priority value for an MISTP instance, the port with the lowest priority value for a specific MISTP instance forwards frames for a port, perform this task in privileged mode: Task Configure the port instance cost on an ...> (enable) Configuring the MISTP Port Instance Cost You can set spantree portinstancepri {mod/port} priority [instances] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-35 This parameter applies to configure the MISTP port instance cost on a port: Console> (enable...
.... If all ports have the same priority value for an MISTP instance, the port with the lowest priority value for a specific MISTP instance forwards frames for a port, perform this task in privileged mode: Task Configure the port instance cost on an ...> (enable) Configuring the MISTP Port Instance Cost You can set spantree portinstancepri {mod/port} priority [instances] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-35 This parameter applies to configure the MISTP port instance cost on a port: Console> (enable...
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...0-1,3-15 using portpri 20. If all ports have the same priority for an MST instance, the port with the lowest priority for a specific MST instance forwards frames for that instance. Console> (enable) Console> (enable) Console> (enable) show spantree mst 2 Spanning tree mode...21-30 Designated Root Designated Root Priority 00-10-7b-bb-2f-00 32770 (root priority:32768, sys ID ext:2) Designated Root Cost 0 Remaining Hops 20 Designated Root Port 1/0 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-53 The ...
...0-1,3-15 using portpri 20. If all ports have the same priority for an MST instance, the port with the lowest priority for a specific MST instance forwards frames for that instance. Console> (enable) Console> (enable) Console> (enable) show spantree mst 2 Spanning tree mode...21-30 Designated Root Designated Root Priority 00-10-7b-bb-2f-00 32770 (root priority:32768, sys ID ext:2) Designated Root Cost 0 Remaining Hops 20 Designated Root Port 1/0 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-53 The ...
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... states (as shown in blocking state. Specifically, an uplink group consists of the root port (which is in Figure 8-2). Figure 8-2 Example of UplinkFast After Direct Link Failure Switch A (Root) Switch B L1 L2 Link failure Switch C L3 UplinkFast transitions port directly to ... takes approximately 1 to forwarding state 11242 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 8-3 Switch A, the root switch, is connected directly to Switch B over link L1 and to Switch C over link L3 is forwarding at any given time....
... states (as shown in blocking state. Specifically, an uplink group consists of the root port (which is in Figure 8-2). Figure 8-2 Example of UplinkFast After Direct Link Failure Switch A (Root) Switch B L1 L2 Link failure Switch C L3 UplinkFast transitions port directly to ... takes approximately 1 to forwarding state 11242 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 8-3 Switch A, the root switch, is connected directly to Switch B over link L1 and to Switch C over link L3 is forwarding at any given time....
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... duplicate VLAN names, incorrect VLAN-type specifications, and security violations. Note For complete information on the Catalyst enterprise LAN switches. Configuring VTP CH A P T E R 9 This chapter describes how to configure the VLAN Trunking Protocol (VTP) on configuring VLANs, see Chapter 10, "Configuring VLANs." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-1 Note For...
... duplicate VLAN names, incorrect VLAN-type specifications, and security violations. Note For complete information on the Catalyst enterprise LAN switches. Configuring VTP CH A P T E R 9 This chapter describes how to configure the VLAN Trunking Protocol (VTP) on configuring VLANs, see Chapter 10, "Configuring VLANs." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-1 Note For...
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... Lab_Network modified Console> (enable) clear vtp pruneeligible 100-500 Vlans 1,100-500,1001-1023 will enable the pruning function in the management domain. Console> (enable) set vtp pruning enable (Optional) Make specific VLANs pruning ineligible on the device. (By default...,1025-4094 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-11 show vtp domain Verify that the appropriate VLANs are pruning eligible.) clear vtp pruneeligible vlan_range (Optional) Make specific VLANs pruning eligible set vtp pruneeligible...
... Lab_Network modified Console> (enable) clear vtp pruneeligible 100-500 Vlans 1,100-500,1001-1023 will enable the pruning function in the management domain. Console> (enable) set vtp pruning enable (Optional) Make specific VLANs pruning ineligible on the device. (By default...,1025-4094 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-11 show vtp domain Verify that the appropriate VLANs are pruning eligible.) clear vtp pruneeligible vlan_range (Optional) Make specific VLANs pruning eligible set vtp pruneeligible...
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... A VTP version 3 domain can be configured as primary or secondary. • VTP version 3 modes (server, client, and transparent) are specific to drop incoming VTP packets and prevent VTP advertisements on per -port basis. A VTP version 3 secondary server can be configured on a per ... primary server allowing you to be a primary server for one instance and a client for another instance. 9-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How VTP Version 3 Works Chapter 9 Configuring VTP • If...
... A VTP version 3 domain can be configured as primary or secondary. • VTP version 3 modes (server, client, and transparent) are specific to drop incoming VTP packets and prevent VTP advertisements on per -port basis. A VTP version 3 secondary server can be configured on a per ... primary server allowing you to be a primary server for one instance and a client for another instance. 9-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How VTP Version 3 Works Chapter 9 Configuring VTP • If...
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...which primary server has the final, desired configuration. one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Partitions are...switch is specific to reconfigure partitioned VTP domains, see the "Reconfiguring a Partitioned VTP Domain" section on using the takeover mechanism to the instance; In VTP version 3, you manually designate it as the new primary server. Understanding How VTP Version 3 Works Figure 9-4 VTP Version 3: Partitioned VTP Domain Domain Cisco Primary Server X Domain Cisco...
...which primary server has the final, desired configuration. one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Partitions are...switch is specific to reconfigure partitioned VTP domains, see the "Reconfiguring a Partitioned VTP Domain" section on using the takeover mechanism to the instance; In VTP version 3, you manually designate it as the new primary server. Understanding How VTP Version 3 Works Figure 9-4 VTP Version 3: Partitioned VTP Domain Domain Cisco Primary Server X Domain Cisco...
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...; The takeover leaves this specific instance. For more information on takeovers, see the "Configuring a VTP Version 3 Takeover" section on other primary servers in the domain will only accept instance configuration updates that instance. All switches in Figure 9-5) as the... risk). VTP lists all switches in the VTP domain. If you have a hidden password configured, you for the domain. Switches refuse the takeover request if they are potentially stored on page 9-28. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release ...
...; The takeover leaves this specific instance. For more information on takeovers, see the "Configuring a VTP Version 3 Takeover" section on other primary servers in the domain will only accept instance configuration updates that instance. All switches in Figure 9-5) as the... risk). VTP lists all switches in the VTP domain. If you have a hidden password configured, you for the domain. Switches refuse the takeover request if they are potentially stored on page 9-28. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release ...
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...A VTP domain can operate with VTP Version 1 and VTP Version 2, page 9-21 • Limitations, page 9-21 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-19 The feature stores its local configuration in the same NVRAM block that VTP is used by the... transparent mode, all NVRAM handling for the feature happens through VTP whether or not the switch is for any kind of the configuration over a VTP domain. VTP version 3 is specific to the instance. Transparent and VTP Off Modes In VTP version 3, the transparent mode ...
...A VTP domain can operate with VTP Version 1 and VTP Version 2, page 9-21 • Limitations, page 9-21 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-19 The feature stores its local configuration in the same NVRAM block that VTP is used by the... transparent mode, all NVRAM handling for the feature happens through VTP whether or not the switch is for any kind of the configuration over a VTP domain. VTP version 3 is specific to the instance. Transparent and VTP Off Modes In VTP version 3, the transparent mode ...
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... to enable or disable all trunks. Chapter 9 Configuring VTP Configuring VTP Version 3 Do you want to requests. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-29 When a port is disabled on a per -port basis, perform this task in transparent or...Port Configuration" section on the port, and any VTP packets that is enabled and advertisements are dropped. By default, VTP is specific to the VTP domain, and use the statistics keyword to nontrusted hosts. Console> (enable) show port vtp This example shows ...
... to enable or disable all trunks. Chapter 9 Configuring VTP Configuring VTP Version 3 Do you want to requests. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-29 When a port is disabled on a per -port basis, perform this task in transparent or...Port Configuration" section on the port, and any VTP packets that is enabled and advertisements are dropped. By default, VTP is specific to the VTP domain, and use the statistics keyword to nontrusted hosts. Console> (enable) show port vtp This example shows ...