Connectivity Guide

Table Of Contents
Enable RPVST+........................................................................................................................................................240
Select root bridge.................................................................................................................................................... 240
Root assignment...................................................................................................................................................... 242
Loop guard................................................................................................................................................................242
Global parameters....................................................................................................................................................243
RPVST+ commands.................................................................................................................................................243
Rapid Spanning-Tree Protocol.......................................................................................................................................251
Enable globally...........................................................................................................................................................251
Global parameters....................................................................................................................................................252
Interface parameters............................................................................................................................................... 253
Root bridge selection.............................................................................................................................................. 254
EdgePort forward trac.........................................................................................................................................255
Spanning-tree extensions.......................................................................................................................................255
RSTP commands..................................................................................................................................................... 257
Virtual LANs................................................................................................................................................................... 263
Default VLAN........................................................................................................................................................... 263
Create or remove VLANs........................................................................................................................................264
Access mode............................................................................................................................................................265
Trunk mode...............................................................................................................................................................266
Assign IP address.....................................................................................................................................................266
View VLAN conguration........................................................................................................................................267
VLAN commands.....................................................................................................................................................269
Port monitoring.............................................................................................................................................................. 270
Local port monitoring...............................................................................................................................................270
Remote port monitoring...........................................................................................................................................271
Encapsulated remote port monitoring...................................................................................................................273
Flow-based monitoring............................................................................................................................................274
Remote port monitoring on VLT.............................................................................................................................275
Port monitoring commands.................................................................................................................................... 277
5 Layer 3.......................................................................................................................................................282
Virtual routing and forwarding......................................................................................................................................282
Congure management VRF..................................................................................................................................282
Congure non-default VRF instances...................................................................................................................284
VRF conguration.................................................................................................................................................... 287
View VRF instance information.............................................................................................................................. 291
Static route leaking..................................................................................................................................................292
VRF commands........................................................................................................................................................294
Bidirectional Forwarding Detection............................................................................................................................. 300
BFD session states...................................................................................................................................................301
BFD three-way handshake..................................................................................................................................... 302
BFD conguration....................................................................................................................................................302
Congure BFD globally............................................................................................................................................303
BFD for BGP............................................................................................................................................................ 303
BFD for OSPF.......................................................................................................................................................... 307
BFD for Static route................................................................................................................................................. 312
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