Technical data

RackSwitch G8124 Command Reference
Chapter 2: Information Commands
 51BMD00076, January 2009
Common Internal Spanning Tree Information
The following command displays Common Internal Spanning Tree (CIST) information:
show spanning-tree mstp cist information
Command mode: All
The output displays the status of the CIST (enabled or disabled), and the following CIST
bridge information:
 Priority
 Maximum age value
 Forwarding delay
You can view port-specific CIST information, including the following:
 Port number and priority
 Cost
 Link type and Port type
Mstp Digest: 0xac36177f50283cd4b83821d8ab26de62
Common Internal Spanning Tree:
VLANs MAPPED: 1-4094
VLANs ENABLED: 1,4
Current Root: Path-Cost Port MaxAge FwdDel
8000 00:17:ef:61:87:00 0 0 20 15
Cist Regional Root: Path-Cost
8000 00:17:ef:61:87:00 0
Parameters: Priority MaxAge FwdDel Hops
32768 20 15 20
Port Prio Cost State Role Designated Bridge Des Port Hello Type
---- ---- -------- ---- ---- ---------------------- - ------- ----- ---
23 128 200000! FWD DESG 8000-00:17:ef:61:87:00 8017 2 P2P
31 128 200000! FWD DESG 8000-00:17:ef:61:87:00 801f 2 P2P
32 128 200000! FWD DESG 8000-00:17:ef:61:87:00 8020 2 P2P
45 128 20000 FWD DESG 8000-00:17:ef:61:87:00 802d 2 P2P
! = Automatic path cost.
# = PV(R)ST Protection enabled.