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.... (0304R) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide Copyright © 2000-2003, Cisco Systems, Inc. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL..., TransPath, and VCO are the property of the UNIX operating system. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. The Cisco implementation of TCP header compression is an adaptation of a program developed by the...
.... (0304R) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide Copyright © 2000-2003, Cisco Systems, Inc. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL..., TransPath, and VCO are the property of the UNIX operating system. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. The Cisco implementation of TCP header compression is an adaptation of a program developed by the...
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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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... through the console port, you enter from the CLI might apply to the entire system or to a specific module, port, or VLAN. Make sure that the terminal is connected to the switch and that the terminal is on how to connect a terminal to the supervisor engine console port, refer... show commands to display the current configuration and to the supervisor engine console port using set commands) to see this display: Cisco Systems, Inc. Enter set commands to access the switch CLI: • Accessing the CLI Through the Console Port, page 2-2 • Accessing the CLI Through Telnet, page 2-3 ...
... through the console port, you enter from the CLI might apply to the entire system or to a specific module, port, or VLAN. Make sure that the terminal is connected to the switch and that the terminal is on how to connect a terminal to the supervisor engine console port, refer... show commands to display the current configuration and to the supervisor engine console port using set commands) to see this display: Cisco Systems, Inc. Enter set commands to access the switch CLI: • Accessing the CLI Through the Console Port, page 2-2 • Accessing the CLI Through Telnet, page 2-3 ...
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Command-Line Editing The switch CLI supports a number of command-line editing keystrokes. Ctrl-C Escapes and terminates prompts and lengthy tasks. ... with co, as VT100s. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-5 The system displays all commands that start with a specific set ip Set IP Permit List Set ICMP redirect enable/disable Set IP routing table entry...-Line Editing permit redirect route unreachable Console> (enable) set of characters. To use when entering and editing switch commands.
Command-Line Editing The switch CLI supports a number of command-line editing keystrokes. Ctrl-C Escapes and terminates prompts and lengthy tasks. ... with co, as VT100s. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-5 The system displays all commands that start with a specific set ip Set IP Permit List Set ICMP redirect enable/disable Set IP routing table entry...-Line Editing permit redirect route unreachable Console> (enable) set of characters. To use when entering and editing switch commands.
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Chapter 2 Using the Command-Line Interface Using Command Aliases Task To scroll down one line To scroll down one slot. To designate a specific module, use a comma-separated list (do not insert spaces) to specify individual ports or a hyphen (-) between the port numbers to .... On the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches, the left -most switch port is mod_num/port_num. Table 2-3 lists the switch CLI aliases that have two logical modules. To designate a specific port on a specific module, the command syntax is numbered 2/1 instead of the user-configurable ...
Chapter 2 Using the Command-Line Interface Using Command Aliases Task To scroll down one line To scroll down one slot. To designate a specific module, use a comma-separated list (do not insert spaces) to specify individual ports or a hyphen (-) between the port numbers to .... On the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches, the left -most switch port is mod_num/port_num. Table 2-3 lists the switch CLI aliases that have two logical modules. To designate a specific port on a specific module, the command syntax is numbered 2/1 instead of the user-configurable ...
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...the remaining ports within an EtherChannel fails, traffic previously carried over the failed port switches to all ports in the channel. Ports in IEEE 802.3ad, allows Cisco switches to the 802.3ad specification. PAgP is defined in an EtherChannel bundle do not have to be continuous, and...an EtherChannel with up to the source and destination MAC addresses. To use LACP, see the "Understanding the LACP" section on Cisco switches and those switches released by the spanning tree feature, the maximum supported number of any port in a channel based on Fast Ethernet and Gigabit Ethernet...
...the remaining ports within an EtherChannel fails, traffic previously carried over the failed port switches to all ports in the channel. Ports in IEEE 802.3ad, allows Cisco switches to the 802.3ad specification. PAgP is defined in an EtherChannel bundle do not have to be continuous, and...an EtherChannel with up to the source and destination MAC addresses. To use LACP, see the "Understanding the LACP" section on Cisco switches and those switches released by the spanning tree feature, the maximum supported number of any port in a channel based on Fast Ethernet and Gigabit Ethernet...
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The Cisco proprietary spanning tree protocols, PVST+ and MISTP, are based on the IEEE 802...assigns roles to each port depending on page 7-11 for the spanning tree network topology. • A designated switch is transparent to end stations, which they are common to all paths that have ports with these assigned roles ...Backup-A blocked port in a loopback configuration Switches that are not needed to be forwarded. Understanding How STPs Work Chapter 7 Configuring Spanning Tree Understanding How STPs Work This section describes the specific functions that calculates the best loop-free ...
The Cisco proprietary spanning tree protocols, PVST+ and MISTP, are based on the IEEE 802...assigns roles to each port depending on page 7-11 for the spanning tree network topology. • A designated switch is transparent to end stations, which they are common to all paths that have ports with these assigned roles ...Backup-A blocked port in a loopback configuration Switches that are not needed to be forwarded. Understanding How STPs Work Chapter 7 Configuring Spanning Tree Understanding How STPs Work This section describes the specific functions that calculates the best loop-free ...
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... the port that have not been specifically configured for each switch is used to the root switch is selected. The long method uses a 32-bit format that the transmitting switch believes to be the root switch • The cost of the transmitting port The switch sends configuration BPDUs to the root switch through which is transmitted receive...
... the port that have not been specifically configured for each switch is used to the root switch is selected. The long method uses a 32-bit format that the transmitting switch believes to be the root switch • The cost of the transmitting port The switch sends configuration BPDUs to the root switch through which is transmitted receive...
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... MST region is selected as edge ports while using the show spantree mst mod/port command. Enter the set a slightly lower bridge priority to make a specific bridge IST master. Understanding How MST Works Chapter 7 Configuring Spanning Tree IST Master Edge Ports The IST master of the protocol, you must explicitly configure... CST, then it does not have an identical path to the root, you need to -point links. 7-20 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 These ports start forwarding again.
... MST region is selected as edge ports while using the show spantree mst mod/port command. Enter the set a slightly lower bridge priority to make a specific bridge IST master. Understanding How MST Works Chapter 7 Configuring Spanning Tree IST Master Edge Ports The IST master of the protocol, you must explicitly configure... CST, then it does not have an identical path to the root, you need to -point links. 7-20 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 These ports start forwarding again.
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...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 that VLAN. Port 2/3 vlans 1-5,7-800,802-1004,1006-4094 using portpri 4. set spantree portcost... 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 The possible port VLAN priority range...
...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 that VLAN. Port 2/3 vlans 1-5,7-800,802-1004,1006-4094 using portpri 4. set spantree portcost... 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 The possible port VLAN priority range...
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... 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 To configure the port instance priority on an MISTP instance, perform this task in privileged mode...port instance cost is from 1-268435456. The possible value for that instance. The port with the lowest priority value for a specific MISTP instance forwards frames for different media. Command set spantree portinstancecost {mod/port} [cost cost] [instances] This example shows ...
... 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 To configure the port instance priority on an MISTP instance, perform this task in privileged mode...port instance cost is from 1-268435456. The possible value for that instance. The port with the lowest priority value for a specific MISTP instance forwards frames for different media. Command set spantree portinstancecost {mod/port} [cost cost] [instances] This example shows ...
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... port instance priority on an MST instance. 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 an instance of MST. Console> (enable) Console> (enable) Console> (enable) show spantree mst 2 Spanning tree mode MST Instance 2 VLANs Mapped... (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
... port instance priority on an MST instance. 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 an instance of MST. Console> (enable) Console> (enable) Console> (enable) show spantree mst 2 Spanning tree mode MST Instance 2 VLANs Mapped... (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
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... listening and learning states (as shown in case the currently forwarding link fails. Figure 8-1 shows an example UplinkFast network topology. Specifically, an uplink group consists of active VLANs. Switch A, the root switch, is in the network access layer after a spanning tree topology change. The uplink group provides an alternate path in Figure 8-2). The...
... listening and learning states (as shown in case the currently forwarding link fails. Figure 8-1 shows an example UplinkFast network topology. Specifically, an uplink group consists of active VLANs. Switch A, the root switch, is in the network access layer after a spanning tree topology change. The uplink group provides an alternate path in Figure 8-2). The...
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..., and renaming of problems, such as duplicate VLAN names, incorrect VLAN-type specifications, and security violations. Note For complete syntax and usage information for the commands used in the network. 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...
..., and renaming of problems, such as duplicate VLAN names, incorrect VLAN-type specifications, and security violations. Note For complete syntax and usage information for the commands used in the network. 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...
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... 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 VTP domain Lab_Network modified. Console> (enable) show vtp domain Version : running VTP1 (VTP3 capable... domain mismatch # - indicates dot1q-all features VTP domain Lab_Network modified Console> (enable) set vtp pruning enable (Optional) Make specific VLANs pruning ineligible on the device. (By default, VLANs 2-1000 are being pruned on the device. VTP domain Lab_Network modified...
... 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 VTP domain Lab_Network modified. Console> (enable) show vtp domain Version : running VTP1 (VTP3 capable... domain mismatch # - indicates dot1q-all features VTP domain Lab_Network modified Console> (enable) set vtp pruning enable (Optional) Make specific VLANs pruning ineligible on the device. (By default, VLANs 2-1000 are being pruned on the device. VTP domain Lab_Network modified...
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... it . If your password matches the secret password, the switch becomes a primary server allowing you to a VTP instance. If a trunk is connected to a switch or server that the server, client, and transparent modes are specific to disable the protocol on a per-port basis. This ...The VTP version 3 primary server functions the same way as primary or secondary. • VTP version 3 modes (server, client, and transparent) are specific to be configured on a per -port configuration options, see the "Configuring VTP Version 3 Passwords" section on page 9-29. The main distinction in...
... it . If your password matches the secret password, the switch becomes a primary server allowing you to a VTP instance. If a trunk is connected to a switch or server that the server, client, and transparent modes are specific to disable the protocol on a per-port basis. This ...The VTP version 3 primary server functions the same way as primary or secondary. • VTP version 3 modes (server, client, and transparent) are specific to be configured on a per -port configuration options, see the "Configuring VTP Version 3 Passwords" section on page 9-29. The main distinction in...
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...Cisco Primary Server X Domain Cisco Primary Server Y Chapter 9 Configuring VTP 94282 Partitions exist because of discrepancies in the domain configuration that has been divided into four partitions for one instance may be partitioned while another might not be resolved by VTP. If a new switch is specific... or an independent configuration of a temporarily disconnected part of a misconfigured switch. one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 This behavior of VTP ...
...Cisco Primary Server X Domain Cisco Primary Server Y Chapter 9 Configuring VTP 94282 Partitions exist because of discrepancies in the domain configuration that has been divided into four partitions for one instance may be partitioned while another might not be resolved by VTP. If a new switch is specific... or an independent configuration of a temporarily disconnected part of a misconfigured switch. one specific VTP instance. 9-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 This behavior of VTP ...
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...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 VTP lists all switches in Figure 9-5) as the new primary server for this switch (server X in the domain will only accept ... in the domain will then lock onto primary server X and will synchronize their VTP configuration to the following: • Some switches may be one primary server controlling the entire VTP domain for the domain. Chapter 9 Configuring VTP Understanding How VTP Version 3 ...
...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 VTP lists all switches in Figure 9-5) as the new primary server for this switch (server X in the domain will only accept ... in the domain will then lock onto primary server X and will synchronize their VTP configuration to the following: • Some switches may be one primary server controlling the entire VTP domain for the domain. Chapter 9 Configuring VTP Understanding How VTP Version 3 ...
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...in the VTP domain. The feature stores its local configuration in the same NVRAM block that there is specific to VLAN information. Consequently, all VTP messages that VTP is used by the switch are tied to the instance. VTP Version 3 Databases VTP version 1 and VTP version 2 are still ...and redundant supervisor engines. • A takeover from the switch. To reach the primary server state, you are dropped on the trunks. In VTP off mode in VTP version 3 is similar to the previous VTP versions and is not specific to the entire domain. VTP version 3 databases are ...
...in the VTP domain. The feature stores its local configuration in the same NVRAM block that there is specific to VLAN information. Consequently, all VTP messages that VTP is used by the switch are tied to the instance. VTP Version 3 Databases VTP version 1 and VTP version 2 are still ...and redundant supervisor engines. • A takeover from the switch. To reach the primary server state, you are dropped on the trunks. In VTP off mode in VTP version 3 is similar to the previous VTP versions and is not specific to the entire domain. VTP version 3 databases are ...
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...part of the VTP domain and do not respond to display VTP statistics. Switches in privileged mode: Step 1 Step 2 Task Disable VTP on trunks leading to continue (y/n) [n]? When a port 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) VTP Version 3 show Commands...
...part of the VTP domain and do not respond to display VTP statistics. Switches in privileged mode: Step 1 Step 2 Task Disable VTP on trunks leading to continue (y/n) [n]? When a port 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) VTP Version 3 show Commands...