Advanced Traffic Management Guide K/KA/KB.15.15

exit
spanning-tree
spanning-tree Trk1 priority 4
spanning-tree Trk2 priority 4
spanning-tree config-name "mstp-vrrp"
spanning-tree config-revision 1
spanning-tree instance 1 vlan 3-5 23-25 33-35 43-45
spanning-tree instance 2 vlan 7-9 27-29 37-39 47-49
Show spanning-tree instance IST
In order to save space for this document all show spanning-tree statistics will be specific to trunks
only. If interested in edge ports the command is “show span ins IST”.
IDF1WEST(config)#: show span trk1-trk2 ins ist
IST Instance Information
Instance ID : 0
Mapped VLANs : 1
Switch Priority : 32768
Topology Change Count : 47
Time Since Last Change : 4 mins
Regional Root MAC Address : 001871-b80a00
Regional Root Priority : 0
Regional Root Path Cost : 20000
Regional Root Port : Trk1
Remaining Hops : 19
Designated
Port Type Cost Priority Role State Bridge
----- --------- --------- -------- ---------- ---------- -------------
Trk1 20000 64 Root Forwarding 001871-b80a00
Trk2 20000 64 Designated Forwarding 0017a4-b2e100
Show spanning-tree instance 1
IDF1WEST(config)#: show spanning-tree trk1-trk2 instance 1
MST Instance Information
Instance ID : 1
Mapped VLANs : 3-5,23-25,33-35,43-45
Switch Priority : 32768
Topology Change Count : 3
Time Since Last Change : 10 mins
Regional Root MAC Address : 001871-b80a00
Regional Root Priority : 0
Regional Root Path Cost : 20000
Regional Root Port : Trk1
Remaining Hops : 19
Designated
Port Type Cost Priority Role State Bridge
----- --------- --------- -------- ---------- ---------- -------------
Trk1 20000 128 Root Forwarding 001871-b80a00
Trk2 20000 128 Designated Forwarding 0017a4-b2e100
390 Spanning tree interoperability between HP and Cisco switches