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... Field Value 7-16 Configuring VTP 8-1 Understanding How VTP Works 8-1 Understanding the VTP Domain 8-2 Understanding VTP Modes 8-2 Understanding VTP Advertisements 8-2 Understanding VTP Version 2 8-3 Understanding VTP Pruning 8-3 VTP Default Configuration 8-5 VTP Configuration Guidelines and Restrictions 8-5 Configuring VTP 8-6 Configuring VTP Global Parameters 8-6 Configuring the VTP Mode 8-8 Displaying VTP Statistics 8-10 Configuring VLANs ...to a VLAN 9-12 Configuring the Internal VLAN Allocation Policy 9-12 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E vi 78-14064-04
... Field Value 7-16 Configuring VTP 8-1 Understanding How VTP Works 8-1 Understanding the VTP Domain 8-2 Understanding VTP Modes 8-2 Understanding VTP Advertisements 8-2 Understanding VTP Version 2 8-3 Understanding VTP Pruning 8-3 VTP Default Configuration 8-5 VTP Configuration Guidelines and Restrictions 8-5 Configuring VTP 8-6 Configuring VTP Global Parameters 8-6 Configuring the VTP Mode 8-8 Displaying VTP Statistics 8-10 Configuring VLANs ...to a VLAN 9-12 Configuring the Internal VLAN Allocation Policy 9-12 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E vi 78-14064-04
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... 802.1Q encapsulation, and if the encapsulation type is a Cisco-proprietary trunking encapsulation. Ethernet trunk ports support several trunking modes (see Chapter 8, "Configuring VTP." 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 7-3 DTP supports autonegotiation of... are available on an EtherChannel. The Dynamic Trunking Protocol (DTP) manages trunk autonegotiation on page 7-4). For more information on VTP domains, see Table 7-2 on LAN ports. You cannot configure WAN interfaces to trunk. Chapter 7 Configuring LAN Ports for Layer...
... 802.1Q encapsulation, and if the encapsulation type is a Cisco-proprietary trunking encapsulation. Ethernet trunk ports support several trunking modes (see Chapter 8, "Configuring VTP." 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 7-3 DTP supports autonegotiation of... are available on an EtherChannel. The Dynamic Trunking Protocol (DTP) manages trunk autonegotiation on page 7-4). For more information on VTP domains, see Table 7-2 on LAN ports. You cannot configure WAN interfaces to trunk. Chapter 7 Configuring LAN Ports for Layer...
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On Cisco 7600 series routers with trunk connections to network devices in VTP transparent mode, configure the VLANs used by the transparent-mode network devices or that need to 4094, except for reserved VLANs (see the "Understanding VTP Pruning" section on page 8-3). If you cannot remove any spaces ...VLANs on the Layer 2 trunk, perform this section. Do not enter any spaces between comma-separated vlan parameters or in VTP transparent mode do not send VTP Join messages. When configuring the list of prune-eligible VLANs on a trunk, note the following syntax information: • The...
On Cisco 7600 series routers with trunk connections to network devices in VTP transparent mode, configure the VLANs used by the transparent-mode network devices or that need to 4094, except for reserved VLANs (see the "Understanding VTP Pruning" section on page 8-3). If you cannot remove any spaces ...VLANs on the Layer 2 trunk, perform this section. Do not enter any spaces between comma-separated vlan parameters or in VTP transparent mode do not send VTP Join messages. When configuring the list of prune-eligible VLANs on a trunk, note the following syntax information: • The...
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... those changes automatically communicated to the Cisco 7600 Series Router Cisco IOS Command Reference publication. These sections describe how VTP works: • Understanding the VTP Domain, page 8-2 • Understanding VTP Modes, page 8-2 • Understanding VTP Advertisements, page 8-2 • Understanding VTP Version 2, page 8-3 • Understanding VTP Pruning, page 8-3 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E...
... those changes automatically communicated to the Cisco 7600 Series Router Cisco IOS Command Reference publication. These sections describe how VTP works: • Understanding the VTP Domain, page 8-2 • Understanding VTP Modes, page 8-2 • Understanding VTP Advertisements, page 8-2 • Understanding VTP Version 2, page 8-3 • Understanding VTP Pruning, page 8-3 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E...
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...network devices that they receive out their VLAN configuration with other network devices based on a VTP server, the change from network administrators. Understanding VTP Modes You can configure a Cisco 7600 series router to operate in the no-management domain state until the NVRAM is functioning.... A network device can be configured to be returned to VTP server mode until the router receives an ...
...network devices that they receive out their VLAN configuration with other network devices based on a VTP server, the change from network administrators. Understanding VTP Modes You can configure a Cisco 7600 series router to operate in the no-management domain state until the NVRAM is functioning.... A network device can be configured to be returned to VTP server mode until the router receives an ...
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..., or when information is supported in the supervisor engine software, VTP version 2 forwards VTP messages in transparent mode without consistency checks. If the digest on trunks. 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 8-3 For VTP pruning to use VTP in your network, you enter new information through the CLI or...
..., or when information is supported in the supervisor engine software, VTP version 2 forwards VTP messages in transparent mode without consistency checks. If the digest on trunks. 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 8-3 For VTP pruning to use VTP in your network, you enter new information through the CLI or...
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... or not. Chapter 8 Configuring VTP VTP Default Configuration Enabling VTP pruning on page 7-8). You can operate in secure mode. Caution If you configure VTP in secure mode, the management domain will not function properly if you do not assign a management domain password to function properly. 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12...
... or not. Chapter 8 Configuring VTP VTP Default Configuration Enabling VTP pruning on page 7-8). You can operate in secure mode. Caution If you configure VTP in secure mode, the management domain will not function properly if you do not assign a management domain password to function properly. 78-14064-04 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12...
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... page 7-12. On Cisco 7600 series routers with trunk connections to network devices in VTP transparent mode, configure the VLANs that are used by VTP, the VTP mode changes to transparent. • Network devices in VTP transparent mode do not send VTP Join messages. Configuring VTP Chapter 8 Configuring VTP • When you enable or disable VTP pruning on a VTP server, VTP pruning for the...
... page 7-12. On Cisco 7600 series routers with trunk connections to network devices in VTP transparent mode, configure the VLANs that are used by VTP, the VTP mode changes to transparent. • Network devices in VTP transparent mode do not send VTP Join messages. Configuring VTP Chapter 8 Configuring VTP • When you enable or disable VTP pruning on a VTP server, VTP pruning for the...
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...Router(config)# vtp pruning Router(config)# no vtp pruning Step 2 Router# show vtp status | include Pruning VTP Pruning Mode: Enabled Router# For information about configuring prune eligibility, see the "Configuring the List of Prune-Eligible VLANs" section on a network device, every VTP version 2-... configure a VTP password with any release: Router# vtp pruning Pruning switched ON This example shows how to verify the configuration: Router# show vtp status Purpose Enables VTP pruning in the VTP domain supports version 2. 78-14064-04 Cisco 7600 Series Router Cisco IOS Software ...
...Router(config)# vtp pruning Router(config)# no vtp pruning Step 2 Router# show vtp status | include Pruning VTP Pruning Mode: Enabled Router# For information about configuring prune eligibility, see the "Configuring the List of Prune-Eligible VLANs" section on a network device, every VTP version 2-... configure a VTP password with any release: Router# vtp pruning Pruning switched ON This example shows how to verify the configuration: Router# show vtp status Purpose Enables VTP pruning in the VTP domain supports version 2. 78-14064-04 Cisco 7600 Series Router Cisco IOS Software ...
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... support Token Ring interfaces. Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 8-8 78-14064-04 VTP server mode requires a domain name. To enable VTP version 2, perform this task: Command Step 1 Router(config)# vtp mode {client | server | transparent} Router(config)# no vtp version Step 2 Router# show vtp status Purpose Configures the VTP mode. Configuring VTP Chapter 8 Configuring VTP Note In a Token...
... support Token Ring interfaces. Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 8-8 78-14064-04 VTP server mode requires a domain name. To enable VTP version 2, perform this task: Command Step 1 Router(config)# vtp mode {client | server | transparent} Router(config)# no vtp version Step 2 Router# show vtp status Purpose Configures the VTP mode. Configuring VTP Chapter 8 Configuring VTP Note In a Token...
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... to configure the router as a VTP server: Router# configure terminal Router(config)# vtp mode server Setting device to VTP TRANSPARENT mode. Chapter 8 Configuring VTP Configuring VTP Note When VTP is disabled, you can enter VLAN...vtp status VTP Version : 2 Configuration Revision : 255 Maximum VLANs supported locally : 1005 Number of the VLAN database mode and the VLAN configuration is 127.0.0.12 on the router: Router# configure terminal Router(config)# vtp transparent Setting device to VTP SERVER mode. Router(config)# end Router# 78-14064-04 Cisco 7600 Series Router Cisco...
... to configure the router as a VTP server: Router# configure terminal Router(config)# vtp mode server Setting device to VTP TRANSPARENT mode. Chapter 8 Configuring VTP Configuring VTP Note When VTP is disabled, you can enter VLAN...vtp status VTP Version : 2 Configuration Revision : 255 Maximum VLANs supported locally : 1005 Number of the VLAN database mode and the VLAN configuration is 127.0.0.12 on the router: Router# configure terminal Router(config)# vtp transparent Setting device to VTP SERVER mode. Router(config)# end Router# 78-14064-04 Cisco 7600 Series Router Cisco...
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Configuring VTP Chapter 8 Configuring VTP This example shows how to display VTP statistics: Router# show vtp counters Purpose Displays VTP statistics. This example shows how to verify the configuration: Router# show vtp status VTP Version : 2 Configuration Revision : 247 Maximum VLANs supported locally : 1005 Number of existing VLANs : 33 VTP Operating Mode : Transparent VTP Domain Name : Lab_Network VTP Pruning Mode : Enabled VTP V2 Mode : Disabled VTP Traps...
Configuring VTP Chapter 8 Configuring VTP This example shows how to display VTP statistics: Router# show vtp counters Purpose Displays VTP statistics. This example shows how to verify the configuration: Router# show vtp status VTP Version : 2 Configuration Revision : 247 Maximum VLANs supported locally : 1005 Number of existing VLANs : 33 VTP Operating Mode : Transparent VTP Domain Name : Lab_Network VTP Pruning Mode : Enabled VTP V2 Mode : Disabled VTP Traps...
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... in the backup. Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 9-8 78-14064-04 Guidelines • Before installing a redundant supervisor engine, enter the no vtp file command to return to modify the VLAN configuration or VTP, use the commands described in this guide and in VTP server mode or VTP transparent mode. The TrBRF is...
... in the backup. Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 9-8 78-14064-04 Guidelines • Before installing a redundant supervisor engine, enter the no vtp file command to return to modify the VLAN configuration or VTP, use the commands described in this guide and in VTP server mode or VTP transparent mode. The TrBRF is...
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... is in global configuration mode. For complete information, refer to the Cisco 7600 Series Router Cisco IOS Command Reference publication. To display the VLAN configuration, enter the show vlan command. If the router is in VTP server or transparent mode (see the "Configuring VTP" section on page 8-6),... you can configure FDDI and Token Ring VLANs from the router. • You must exist). Chapter 9 Configuring VLANs Configuring VLANs • When a Cisco 7600 series router is configured ...
... is in global configuration mode. For complete information, refer to the Cisco 7600 Series Router Cisco IOS Command Reference publication. To display the VLAN configuration, enter the show vlan command. If the router is in VTP server or transparent mode (see the "Configuring VTP" section on page 8-6),... you can configure FDDI and Token Ring VLANs from the router. • You must exist). Chapter 9 Configuring VLANs Configuring VLANs • When a Cisco 7600 series router is configured ...
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...Router Cisco IOS Software Configuration Guide-12.1E 78-14064-04 VLAN Configuration in VLAN Database Mode Note You cannot configure extended-range VLANs in VLAN database mode. If the router is saved in the vlan.dat files. When you configure VLANs in VLAN database mode, the VLAN configuration is in VTP server... the vlan command with RPR+ redundancy. Configuring VLANs Chapter 9 Configuring VLANs Note • When the router boots, if the VTP domain name and VTP mode in the startup-config and vlan.dat files do not match, the router uses the configuration in the vlan.dat file. • ...
...Router Cisco IOS Software Configuration Guide-12.1E 78-14064-04 VLAN Configuration in VLAN Database Mode Note You cannot configure extended-range VLANs in VLAN database mode. If the router is saved in the vlan.dat files. When you configure VLANs in VLAN database mode, the VLAN configuration is in VTP server... the vlan command with RPR+ redundancy. Configuring VLANs Chapter 9 Configuring VLANs Note • When the router boots, if the VTP domain name and VTP mode in the startup-config and vlan.dat files do not match, the router uses the configuration in the vlan.dat file. • ...
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... other ports within their promiscuous ports. 10 C H A P T E R Configuring Private VLANs This chapter describes how to the Cisco 7600 Series Router Cisco IOS Command Reference publication. This chapter consists of private VLAN ports: • Promiscuous-A promiscuous port can support the VLANs carrying traffic... Cisco IOS Software Configuration Guide-12.1E 10-1 Release 12.1 E supports private VLANs with their private VLAN. There are isolated at Layer 2 from other communities or isolated ports within the same private VLAN except for the commands used in VTP transparent mode....
... other ports within their promiscuous ports. 10 C H A P T E R Configuring Private VLANs This chapter describes how to the Cisco 7600 Series Router Cisco IOS Command Reference publication. This chapter consists of private VLAN ports: • Promiscuous-A promiscuous port can support the VLANs carrying traffic... Cisco IOS Software Configuration Guide-12.1E 10-1 Release 12.1 E supports private VLANs with their private VLAN. There are isolated at Layer 2 from other communities or isolated ports within the same private VLAN except for the commands used in VTP transparent mode....
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...After you configure a private VLAN, you can connect a wide range of the private VLAN configuration. In a switched environment, you cannot change the VTP mode to gain access outside the private VLAN. Layer 2 trunk interfaces remain in a private VLAN. For example, you can connect a promiscuous port to... connected to end stations (for example, backup servers or LocalDirector) are attached as an isolated or community VLAN. 10-2 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 78-14064-04 With end stations in the isolated or community VLANs, or you configure ...
...After you configure a private VLAN, you can connect a wide range of the private VLAN configuration. In a switched environment, you cannot change the VTP mode to gain access outside the private VLAN. Layer 2 trunk interfaces remain in a private VLAN. For example, you can connect a promiscuous port to... connected to end stations (for example, backup servers or LocalDirector) are attached as an isolated or community VLAN. 10-2 Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E 78-14064-04 With end stations in the isolated or community VLANs, or you configure ...
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... can enter additional switchport commands with keywords. • Required only if you may specify a shutdown-threshold for the port. Exits configuration mode. Step 5 Router# show l2protocol-tunnel [interface type1 slot/port | summary] Verifies the configuration. 1. Step 4 Router(config-if)# ... stp | vtp] Router(config)# end Clears the configuration. The drop-threshold value, from 1 to 4096, determines the number of packets to the Cisco 7600 Series Router Cisco IOS Command Reference publication for more information. 14-8 Cisco 7600 Series Router Cisco IOS Software ...
... can enter additional switchport commands with keywords. • Required only if you may specify a shutdown-threshold for the port. Exits configuration mode. Step 5 Router# show l2protocol-tunnel [interface type1 slot/port | summary] Verifies the configuration. 1. Step 4 Router(config-if)# ... stp | vtp] Router(config)# end Clears the configuration. The drop-threshold value, from 1 to 4096, determines the number of packets to the Cisco 7600 Series Router Cisco IOS Command Reference publication for more information. 14-8 Cisco 7600 Series Router Cisco IOS Software ...
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...18-7 IPX MLS 20-5 supervisor engine 3-1 UDLD 31-3 voice VLAN 11-4 VTP 8-5 default gateway, configuring 3-12 default NDE configuration 33-7 default VLAN 7-10... MLS on switch interfaces 20-6 displaying IPX MLS VLAN statistics 20-12 distributed Cisco Express Forwarding See dCEF documentation, related xxiii document organization xxi drop thresholds see QoS congestion ...avoidance DSCP See QoS DSCP duplex command 6-8, 6-9 duplex mode configuring interface 6-7 E EHSA redundancy 4-1 Embedded CiscoView 1-1 enable command 3-10, 3-23 enable mode 2-5 enabling IP MLS, on router interfaces 19-7 IP MMLS...
...18-7 IPX MLS 20-5 supervisor engine 3-1 UDLD 31-3 voice VLAN 11-4 VTP 8-5 default gateway, configuring 3-12 default NDE configuration 33-7 default VLAN 7-10... MLS on switch interfaces 20-6 displaying IPX MLS VLAN statistics 20-12 distributed Cisco Express Forwarding See dCEF documentation, related xxiii document organization xxi drop thresholds see QoS congestion ...avoidance DSCP See QoS DSCP duplex command 6-8, 6-9 duplex mode configuring interface 6-7 E EHSA redundancy 4-1 Embedded CiscoView 1-1 enable command 3-10, 3-23 enable mode 2-5 enabling IP MLS, on router interfaces 19-7 IP MMLS...
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Index switchport mode trunk 7-4, 7-9 switchport nonegotiate 7-4 switchport trunk allowed vlan 7-11 switchport trunk encapsulation 7-9 switchport trunk encapsulation dot1q... MLS 19-14 trunks 7-2 802.1Q Restrictions 7-6 allowed VLANs 7-11 configuring 7-8 default interface configuration 7-7 default VLAN 7-10 different VTP domains 7-3 encapsulation 7-4 native vlan 7-11 private VLANs 10-2 to non-DTP device 7-5 VLAN 1 minimization 7-12 trust-dscp see... UniDirectional Link Detection Protocol see UDLD untrusted see QoS trust-cos Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E IN-19
Index switchport mode trunk 7-4, 7-9 switchport nonegotiate 7-4 switchport trunk allowed vlan 7-11 switchport trunk encapsulation 7-9 switchport trunk encapsulation dot1q... MLS 19-14 trunks 7-2 802.1Q Restrictions 7-6 allowed VLANs 7-11 configuring 7-8 default interface configuration 7-7 default VLAN 7-10 different VTP domains 7-3 encapsulation 7-4 native vlan 7-11 private VLANs 10-2 to non-DTP device 7-5 VLAN 1 minimization 7-12 trust-dscp see... UniDirectional Link Detection Protocol see UDLD untrusted see QoS trust-cos Cisco 7600 Series Router Cisco IOS Software Configuration Guide-12.1E IN-19