Setup Guide
PIM-Sparse Mode Support on VLT........................................................................................................................921
VLT Routing .............................................................................................................................................................923
Non-VLT ARP Sync................................................................................................................................................. 926
RSTP Conguration.......................................................................................................................................................927
Preventing Forwarding Loops in a VLT Domain................................................................................................... 927
Sample RSTP conguration....................................................................................................................................927
Conguring VLT....................................................................................................................................................... 928
PVST+ Conguration.....................................................................................................................................................937
Sample PVST+ Conguration.................................................................................................................................937
Peer Routing Conguration Example.......................................................................................................................... 937
Dell-1 Switch Conguration.....................................................................................................................................938
Dell-2 Switch Conguration....................................................................................................................................942
R1 Conguration...................................................................................................................................................... 945
Access Switch A1 Congurations and Verication.............................................................................................. 946
eVLT Conguration Example........................................................................................................................................ 947
eVLT Conguration Step Examples....................................................................................................................... 947
PIM-Sparse Mode Conguration Example.................................................................................................................948
Verifying a VLT Conguration...................................................................................................................................... 949
Additional VLT Sample Congurations........................................................................................................................952
Troubleshooting VLT......................................................................................................................................................953
Reconguring Stacked Switches as VLT....................................................................................................................954
Specifying VLT Nodes in a PVLAN..............................................................................................................................954
Association of VLTi as a Member of a PVLAN.................................................................................................... 955
MAC Synchronization for VLT Nodes in a PVLAN..............................................................................................955
PVLAN Operations When One VLT Peer is Down.............................................................................................. 956
PVLAN Operations When a VLT Peer is Restarted.............................................................................................956
Interoperation of VLT Nodes in a PVLAN with ARP Requests..........................................................................956
Scenarios for VLAN Membership and MAC Synchronization With VLT Nodes in PVLAN............................ 956
Conguring a VLT VLAN or LAG in a PVLAN............................................................................................................ 958
Creating a VLT LAG or a VLT VLAN......................................................................................................................958
Associating the VLT LAG or VLT VLAN in a PVLAN...........................................................................................959
Proxy ARP Capability on VLT Peer Nodes................................................................................................................. 960
Working of Proxy ARP for VLT Peer Nodes.........................................................................................................960
VLT Nodes as Rendezvous Points for Multicast Resiliency...................................................................................... 961
Conguring VLAN-Stack over VLT.............................................................................................................................. 961
IPv6 Peer Routing in VLT Domains Overview............................................................................................................964
IPv6 Peer Routing................................................................................................................................................... 964
Synchronization of IPv6 ND Entries in a VLT Domain.........................................................................................965
Synchronization of IPv6 ND Entries in a Non-VLT Domain................................................................................965
Tunneling IPv6 ND in a VLT Domain......................................................................................................................965
Sample Conguration of IPv6 Peer Routing in a VLT Domain........................................................................... 966
Congure BFD in VLT Domain..................................................................................................................................... 969
Sample BFD conguration in VLT domain............................................................................................................ 969
VXLAN on VLT............................................................................................................................................................... 972
Static VXLAN Conguration in a VLT setup.........................................................................................................973
32
Contents