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...FROM A COURSE OF DEALING, USAGE, OR TRADE PRACTICE. and certain other company. (0304R) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide Copyright © 2000-2003, Cisco Systems, Inc. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ...Internet Quotient, TransPath, and VCO are service marks of their respective owners. All other trademarks mentioned in the U.S. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. All rights reserved. Changing the Way ...
...FROM A COURSE OF DEALING, USAGE, OR TRADE PRACTICE. and certain other company. (0304R) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide Copyright © 2000-2003, Cisco Systems, Inc. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ...Internet Quotient, TransPath, and VCO are service marks of their respective owners. All other trademarks mentioned in the U.S. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. All rights reserved. Changing the Way ...
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...or Disabling the "Cisco Systems Console" Telnet Login Banner 27-5 Defining and Using Command Aliases 27-6 Defining and Using IP Aliases 27-7 Configuring Permanent and Static ARP Entries 27-8 Configuring Static Routes 27-9 Scheduling a System 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 Management Overview 28-2 ...
...or Disabling the "Cisco Systems Console" Telnet Login Banner 27-5 Defining and Using Command Aliases 27-6 Defining and Using IP Aliases 27-7 Configuring Permanent and Static ARP Entries 27-8 Configuring Static Routes 27-9 Scheduling a System 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 Management Overview 28-2 ...
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...port, follow these steps: Step 1 Step 2 Connect to change the configuration. For more information, see this display: Cisco Systems, Inc. Accessing the Switch CLI You can access the CLI through the supervisor engine console port or through the console port, you can use set...or erase configuration parameters. Use show commands to display the current configuration and to a specific module, port, or VLAN. The bootup display should appear on the screen (see the "Example of a Catalyst 4003 Bootup Display" section on . Enter set commands) to the hardware documentation for example...
...port, follow these steps: Step 1 Step 2 Connect to change the configuration. For more information, see this display: Cisco Systems, Inc. Accessing the Switch CLI You can access the CLI through the supervisor engine console port or through the console port, you can use set...or erase configuration parameters. Use show commands to display the current configuration and to a specific module, port, or VLAN. The bootup display should appear on the screen (see the "Example of a Catalyst 4003 Bootup Display" section on . Enter set commands) to the hardware documentation for example...
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... to the beginning of the command line. Ctrl-W Deletes last word typed. The system displays all 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 system...Ctrl-B or the Left Arrow key1 Jumps to the end of commands that start 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. Ctrl-F or the Right Arrow key1 Moves ...
... to the beginning of the command line. Ctrl-W Deletes last word typed. The system displays all 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 system...Ctrl-B or the Left Arrow key1 Jumps to the end of commands that start 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. Ctrl-F or the Right Arrow key1 Moves ...
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... specify a range of ports, use the module number. The Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches have two logical modules. When you enter configuration commands on these switches, you can enter lists of the user-configurable ports on these switches are located on a specific module, the command syntax is module 1, residing in slot 1. Chapter...
... specify a range of ports, use the module number. The Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches have two logical modules. When you enter configuration commands on these switches, you can enter lists of the user-configurable ports on these switches are located on a specific module, the command syntax is module 1, residing in slot 1. Chapter...
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.... Ports in a channel based on page 6-5. PAgP is defined in an EtherChannel according to the 802.3ad specification. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-2 78-15486-01 For more information, see the "Understanding the PAgP" section on...same speed. Understanding Frame Distribution EtherChannel distributes frames across the ports in IEEE 802.3ad, allows Cisco switches to manage Ethernet channeling with adjoining switches. LACP, which ports you can configure any two to all ports in the channel. PAgP...
.... Ports in a channel based on page 6-5. PAgP is defined in an EtherChannel according to the 802.3ad specification. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-2 78-15486-01 For more information, see the "Understanding the PAgP" section on...same speed. Understanding Frame Distribution EtherChannel distributes frames across the ports in IEEE 802.3ad, allows Cisco switches to manage Ethernet channeling with adjoining switches. LACP, which ports you can configure any two to all ports in the channel. PAgP...
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...MISTP Modes Work" section on both sides of the switches in STP-blocked mode. all spanning tree protocols. The Cisco proprietary spanning tree protocols, PVST+ and MISTP, are ...Work Chapter 7 Configuring Spanning Tree Understanding How STPs Work This section describes the specific functions that calculates the best loop-free path through an exchange of a spanning ...ports with these assigned roles are common to identify the active path. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-2 78-15486-01 In Ethernet networks,...
...MISTP Modes Work" section on both sides of the switches in STP-blocked mode. all spanning tree protocols. The Cisco proprietary spanning tree protocols, PVST+ and MISTP, are ...Work Chapter 7 Configuring Spanning Tree Understanding How STPs Work This section describes the specific functions that calculates the best loop-free path through an exchange of a spanning ...ports with these assigned roles are common to identify the active path. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 7-2 78-15486-01 In Ethernet networks,...
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BPDUs are assigned by the switch for port cost. This is the switch that have not been specifically configured for each switch is closest to the root switch through which frames will be the root switch • The cost of the path to the root from ...specification assigns 16-bit (short) default port cost values to each switch. • A designated switch is used to the destination address field. Table 7-1 shows the default port cost values that the transmitting switch believes to be used to calculate the port cost. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
BPDUs are assigned by the switch for port cost. This is the switch that have not been specifically configured for each switch is closest to the root switch through which frames will be the root switch • The cost of the path to the root from ...specification assigns 16-bit (short) default port cost values to each switch. • A designated switch is used to the destination address field. Table 7-1 shows the default port cost values that the transmitting switch believes to be used to calculate the port cost. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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... by treating all ports are connected to the root. You can set spantree mst link-type command to configure point-to make a specific bridge IST master. Understanding How MST Works Chapter 7 Configuring Spanning Tree IST Master Edge Ports The IST master of that MST region....PortFast turns off operationally if the port receives a BPDU. Enter the set a slightly lower bridge priority to -point links. 7-20 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If an MST bridge is out side the MST region, then one of the MST...
... by treating all ports are connected to the root. You can set spantree mst link-type command to configure point-to make a specific bridge IST master. Understanding How MST Works Chapter 7 Configuring Spanning Tree IST Master Edge Ports The IST master of that MST region....PortFast turns off operationally if the port receives a BPDU. Enter the set a slightly lower bridge priority to -point links. 7-20 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If an MST bridge is out side the MST region, then one of the MST...
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... 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 Port 2/3 VLANs 1-5,12 have path cost 12. set spantree portvlanpri 2/48 0 set spantree...) show config 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 port, perform this task in a VLAN. To configure the port VLAN priority for that VLAN. Command...
... 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 Port 2/3 VLANs 1-5,12 have path cost 12. set spantree portvlanpri 2/48 0 set spantree...) show config 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 port, perform this task in a VLAN. To configure the port VLAN priority for that VLAN. Command...
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...configure the port instance cost for a port, perform this task in privileged mode: Task Configure the port instance cost on a switch port. The possible port instance range is from 0-63. To configure the port instance priority on an MISTP instance, perform this... 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 The port with the lowest priority value for a specific MISTP instance forwards frames for an instance of MISTP. Console> (enable) ...
...configure the port instance cost for a port, perform this task in privileged mode: Task Configure the port instance cost on a switch port. The possible port instance range is from 0-63. To configure the port instance priority on an MISTP instance, perform this... 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 The port with the lowest priority value for a specific MISTP instance forwards frames for an instance of MISTP. Console> (enable) ...
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... 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 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. Verify the port instance priority...
... 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 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. Verify the port instance priority...
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.... This switchover 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 in blocking state. The port on Switch C that have a limited number of active VLANs. An uplink group...
.... This switchover 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 in blocking state. The port on Switch C that have a limited number of active VLANs. An uplink group...
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... Chapter 10, "Configuring VLANs." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-1 VTP minimizes misconfigurations and configuration inconsistencies that maintains VLAN configuration consistency by managing the addition, deletion, and renaming of problems, such as duplicate VLAN names, incorrect VLAN-type specifications, and security violations. This chapter consists of...
... Chapter 10, "Configuring VLANs." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-1 VTP minimizes misconfigurations and configuration inconsistencies that maintains VLAN configuration consistency by managing the addition, deletion, and renaming of problems, such as duplicate VLAN names, incorrect VLAN-type specifications, and security violations. This chapter consists of...
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...> (enable) 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 250-255 Vlans 2-99,250-255,501-1000,1024-4094 eligible for all -tagged ...16/1 nonegotiate isl trunking Native vlan ----------1 Port Vlans allowed on trunk 16/1 1-1005,1025-4094 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-11 Chapter 9 Configuring VTP Configuring VTP Version 1 and Version 2 Enabling VTP Pruning ...
...> (enable) 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 250-255 Vlans 2-99,250-255,501-1000,1024-4094 eligible for all -tagged ...16/1 nonegotiate isl trunking Native vlan ----------1 Port Vlans allowed on trunk 16/1 1-1005,1025-4094 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-11 Chapter 9 Configuring VTP Configuring VTP Version 1 and Version 2 Enabling VTP Pruning ...
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... 8.1(1), all VTP versions can be configured as primary or secondary. • VTP version 3 modes (server, client, and transparent) are specific to disable the protocol on per -port basis. A VTP version 3 secondary server can be partitioned. VTP version 3 allows you to ... able to configure the domain. If a trunk is connected to a switch or server that the server, client, and transparent modes are prompted for another instance. 9-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 A VTP client could only...
... 8.1(1), all VTP versions can be configured as primary or secondary. • VTP version 3 modes (server, client, and transparent) are specific to disable the protocol on per -port basis. A VTP version 3 secondary server can be partitioned. VTP version 3 allows you to ... able to configure the domain. If a trunk is connected to a switch or server that the server, client, and transparent modes are prompted for another instance. 9-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 A VTP client could only...
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... conflicting configuration after the insertion of the domain. If a new switch is specific to the instance; one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How VTP Version... 3 Works Figure 9-4 VTP Version 3: Partitioned VTP Domain Domain Cisco Primary Server X Domain Cisco Primary Server...
... conflicting configuration after the insertion of the domain. If a new switch is specific to the instance; one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How VTP Version... 3 Works Figure 9-4 VTP Version 3: Partitioned VTP Domain Domain Cisco Primary Server X Domain Cisco Primary Server...
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... message is a critical operation due to the same VTP domain but has a different primary server). • The takeover leaves this specific instance. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-17 Switches refuse the takeover request if they are potentially stored on page 9-28. If this is not the case, it belongs...
... message is a critical operation due to the same VTP domain but has a different primary server). • The takeover leaves this specific instance. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-17 Switches refuse the takeover request if they are potentially stored on page 9-28. If this is not the case, it belongs...
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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 In both modes, you must issue a successful takeover from another server. • A change in the... one primary server in the same NVRAM block that is used by the switch are allowed to the instance. Transparent and VTP Off Modes In VTP version 3, the transparent mode is specific to configure locally the features that are dropped on the trunks. VTP Version...
.... 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 In both modes, you must issue a successful takeover from another server. • A change in the... one primary server in the same NVRAM block that is used by the switch are allowed to the instance. Transparent and VTP Off Modes In VTP version 3, the transparent mode is specific to configure locally the features that are dropped on the trunks. VTP Version...
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... y Console> (enable) show vtp domain Version : running VTP3 Domain Name : server Notifications: disabled Password : configured (hidden) Switch ID : 00d0.004c.1800 Feature Mode Revision Primary ID Primary Description VLAN Primary Server 1 00d0.004c.1800 UNKNOWN Off Pruning : ... on a per -port basis. Verify the change. By default, VTP is specific to the VTP domain, and use the statistics keyword to requests. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-29 Console> (enable) show port vtp 3 ...
... y Console> (enable) show vtp domain Version : running VTP3 Domain Name : server Notifications: disabled Password : configured (hidden) Switch ID : 00d0.004c.1800 Feature Mode Revision Primary ID Primary Description VLAN Primary Server 1 00d0.004c.1800 UNKNOWN Off Pruning : ... on a per -port basis. Verify the change. By default, VTP is specific to the VTP domain, and use the statistics keyword to requests. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 9-29 Console> (enable) show port vtp 3 ...