Command Reference Guide
Command Reference Guide (ISCLI) Command Reference Guide (ISCLI)  31 
Common Internal Spanning Tree information 
The following command displays Common Internal Spanning Tree (CIST) information: 
show spanning-tree mstp cist information 
Command mode: All 
Mstp Digest: 0xac36177f50283cd4b83821d8ab26de62 
Common Internal Spanning Tree: 
VLANs: 1 3-4094 
Current Root: Path-Cost Port MaxAge FwdDel 
 8000 00:03:42:fa:3b:80 11 1 20 15 
CIST Regional Root: Path-Cost 
 8000 00:03:42:fa:3b:80 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: 
  CIST root 
  CIST regional root 
  Priority 
  Maximum age value 
  Forwarding delay 
  Hops 










