Information Menu 46
Common Internal Spanning Tree information
Command:
/info/l2/cist
Mstp Digest: 0xac36177f50283cd4b83821d8ab26de62
Common Internal Spanning Tree:
VLANs MAPPED: 1-16 18-31 33-4094
VLANs: 1 25 26 4095
Current Root: Path-Cost Port MaxAge FwdDel
8000 00:03:42:fa:3b:80 0 1 20 15
CIST Regional Root: Path-Cost
8000 00:03:42:fa:3b:81 11
Parameters: Priority MaxAge FwdDel Hops
32768 20 15 20
Port Prio Cost State Role Designated Bridge Des Port Hello Type
---- ---- ---- ------ ---- --------------------- -------- ----- ----
1 128 2000 FWD DESG 8000-00:03:42:fa:3b:80 8001 4 P2P, Edge
2 128 2000 FWD DESG 8000-00:03:42:fa:3b:80 8002
3 128 2000 DSB
4 128 2000 DSB
5 128 2000 DSB
6 128 2000 DSB
7 128 2000 DSB
8 128 2000 DSB
9 128 2000 DSB
10 128 0 DSB
11 128 2000 FWD DESG 8000-00:03:42:fa:3b:80
12 128 2000 DSB
...
In addition to seeing if Common Internal Spanning Tree (CIST) is enabled or disabled, you can view
the following CIST bridge information:
•
Status of Uplink Fast (upfast)
•
CIST root
•
CIST regional root
•
Priority
•
Maximum age value
•
Forwarding delay
•
Hops
You can also refer to the following port-specific CIST information:
•
Port number and priority
•
Cost
•
State
•
Role
•
Designated bridge and port
•
Hello interval
•
Link type and port type