Concept Guide

VLT IPv6...................................................................................................................................................................1041
VLT Port Delayed Restoration............................................................................................................................... 1041
PIM-Sparse Mode Support on VLT...................................................................................................................... 1041
VLT Routing ........................................................................................................................................................... 1043
Non-VLT ARP Sync................................................................................................................................................1046
RSTP Conguration..................................................................................................................................................... 1047
Preventing Forwarding Loops in a VLT Domain..................................................................................................1047
Sample RSTP conguration..................................................................................................................................1047
Conguring VLT......................................................................................................................................................1048
PVST+ Conguration...................................................................................................................................................1058
Sample PVST+ Conguration............................................................................................................................... 1059
Peer Routing Conguration Example.........................................................................................................................1059
Dell-1 Switch Conguration...................................................................................................................................1060
Dell-2 Switch Conguration.................................................................................................................................. 1064
R1 Conguration..................................................................................................................................................... 1067
Access Switch A1 Congurations and Verication.............................................................................................1068
eVLT Conguration Example...................................................................................................................................... 1069
eVLT Conguration Step Examples..................................................................................................................... 1069
PIM-Sparse Mode Conguration Example................................................................................................................ 1071
Verifying a VLT Conguration..................................................................................................................................... 1072
Additional VLT Sample Congurations.......................................................................................................................1075
Troubleshooting VLT.....................................................................................................................................................1077
Reconguring Stacked Switches as VLT...................................................................................................................1078
Specifying VLT Nodes in a PVLAN.............................................................................................................................1078
Association of VLTi as a Member of a PVLAN................................................................................................... 1079
MAC Synchronization for VLT Nodes in a PVLAN.............................................................................................1079
PVLAN Operations When One VLT Peer is Down.............................................................................................1080
PVLAN Operations When a VLT Peer is Restarted........................................................................................... 1080
Interoperation of VLT Nodes in a PVLAN with ARP Requests.........................................................................1080
Scenarios for VLAN Membership and MAC Synchronization With VLT Nodes in PVLAN...........................1080
Conguring a VLT VLAN or LAG in a PVLAN...........................................................................................................1082
Creating a VLT LAG or a VLT VLAN.................................................................................................................... 1082
Associating the VLT LAG or VLT VLAN in a PVLAN......................................................................................... 1083
Proxy ARP Capability on VLT Peer Nodes................................................................................................................ 1084
Working of Proxy ARP for VLT Peer Nodes........................................................................................................1084
VLT Nodes as Rendezvous Points for Multicast Resiliency....................................................................................1085
Conguring VLAN-Stack over VLT............................................................................................................................1085
IPv6 Peer Routing in VLT Domains Overview.......................................................................................................... 1089
IPv6 Peer Routing..................................................................................................................................................1089
Synchronization of IPv6 ND Entries in a VLT Domain....................................................................................... 1089
Synchronization of IPv6 ND Entries in a Non-VLT Domain.............................................................................. 1090
Tunneling IPv6 ND in a VLT Domain.................................................................................................................... 1090
Sample Conguration of IPv6 Peer Routing in a VLT Domain.......................................................................... 1091
Congure BFD in VLT Domain....................................................................................................................................1094
Sample BFD conguration in VLT domain...........................................................................................................1094
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