Service Manual

Preventing Forwarding Loops in a VLT Domain.......................................................1143
Sample RSTP Configuration......................................................................................... 1143
Configuring VLT..............................................................................................................1144
Configuring a VLT Interconnect..................................................................................1144
Enabling VLT and Creating a VLT Domain................................................................ 1145
Configuring a VLT Backup Link................................................................................... 1146
Configuring a VLT Port Delay Period......................................................................... 1146
Reconfiguring the Default VLT Settings (Optional) ................................................ 1147
Connecting a VLT Domain to an Attached Access Device (Switch or Server)..1148
Configuring a VLT VLAN Peer-Down (Optional)......................................................1149
Configuring Enhanced VLT (eVLT) (Optional).......................................................... 1149
PVST+ Configuration........................................................................................................... 1152
Sample PVST+ Configuration.......................................................................................1152
VLT Sample Configuration..................................................................................................1153
eVLT Configuration Example............................................................................................. 1156
eVLT Configuration Step Examples............................................................................ 1158
PIM-Sparse Mode Configuration Example..................................................................... 1160
Verifying a VLT Configuration............................................................................................ 1161
Additional VLT Sample Configurations............................................................................ 1165
Configuring Virtual Link Trunking (VLT Peer 1)Configuring Virtual Link
Trunking (VLT Peer 2)Verifying a Port-Channel Connection to a VLT Domain
(From an Attached Access Switch)..............................................................................1165
Troubleshooting VLT........................................................................................................... 1167
Reconfiguring Stacked Switches as VLT..........................................................................1168
Specifying VLT Nodes in a PVLAN.................................................................................... 1169
Association of VLTi as a Member of a PVLAN...........................................................1170
MAC Synchronization for VLT Nodes in a PVLAN....................................................1170
PVLAN Operations When One VLT Peer is Down.................................................... 1171
PVLAN Operations When a VLT Peer is Restarted....................................................1171
Interoperation of VLT Nodes in a PVLAN with ARP Requests................................1171
Scenarios for VLAN Membership and MAC Synchronization With VLT Nodes
in PVLAN........................................................................................................................... 1172
Configuring a VLT VLAN or LAG in a PVLAN...................................................................1173
Creating a VLT LAG or a VLT VLAN............................................................................. 1173
Associating the VLT LAG or VLT VLAN in a PVLAN..................................................1174
Proxy ARP Capability on VLT Peer Nodes....................................................................... 1176
Working of Proxy ARP for VLT Peer Nodes...............................................................1176
VLT Nodes as Rendezvous Points for Multicast Resiliency..........................................1177
Configuring VLAN-Stack over VLT....................................................................................1178
IPv6 Peer Routing in VLT Domains Overview.................................................................1182
IPv6 Peer Routing........................................................................................................... 1182
Synchronization of IPv6 ND Entries in a VLT Domain............................................ 1183
35