Configuring VLAN-Stack over VLTTo configure VLAN-stack over VLT, follow these steps.1. Configure the VLT LAG as VLAN-stack access or trunk mode on both the peers.INTERFACE PORT-CHANNEL modevlan-stack {access | trunk}2. Configure VLAN as VLAN-stack compatible on both the peers.INTERFACE VLAN modevlan-stack compatible3. Add the VLT LAG as a member to the VLAN-stack on both the peers.INTERFACE VLAN modemember port-channel port—channel ID4. Verify the VLAN-stack configurations.EXEC Privilegeshow running-configSample configuration of VLAN-stack over VLT (Peer 1)Configure VLT domainDell(conf)#vlt domain 1Dell(conf-vlt-domain)#peer-link port-channel 1Dell(conf-vlt-domain)#back-up destination 10.16.151.116Dell(conf-vlt-domain)#primary-priority 100Dell(conf-vlt-domain)#system-mac mac-address 00:00:00:11:11:11Dell(conf-vlt-domain)#unit-id 0Dell(conf-vlt-domain)#Dell#show running-config vlt!vlt domain 1peer-link port-channel 1back-up destination 10.16.151.116primary-priority 100system-mac mac-address 00:00:00:11:11:11unit-id 0Dell#Configure VLT LAG as VLAN-Stack Access or Trunk PortDell(conf)#interface port-channel 10Dell(conf-if-po-10)#switchportDell(conf-if-po-10)#vlt-peer-lag port-channel 10Dell(conf-if-po-10)#vlan-stack accessDell(conf-if-po-10)#no shutdownDell#show running-config interface port-channel 10!interface Port-channel 10no ip addressswitchportvlan-stack accessvlt-peer-lag port-channel 10786 Virtual Link Trunking (VLT)
