Common Internal Spanning Tree Information - HP GbE2c - Blc Layer 2/3 Fiber SFP Option Command Reference Manual

Common Internal Spanning Tree information

Command: /info/l2/cist
Mstp Digest: 0xac36177f50283cd4b83821d8ab26de62
Common Internal Spanning Tree:
VLANs: 1 3-4094
Current Root:
8000 00:03:42:fa:3b:80
CIST Regional Root:
8000 00:03:42:fa:3b:80
Parameters:
Port Prio Cost State
---- ---- ---- ------ ---- --------------------- -------- ----- ----
1 128
2 128
3 128
4 128
5 128
6 128
7 128
8 128
9 128
10 128
11 128
12 128
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
The following table describes the CIST parameters.
Table 24 Common Internal Spanning Tree parameter descriptions
Parameter
CIST Root
CIST Regional Root
Priority (bridge)
Path-Cost
Path-Cost
Priority MaxAge
32768 20
Role Designated Bridge
2000 FWD DESG 8000-00:03:42:fa:3b:80
2000 FWD DESG 8000-00:03:42:fa:3b:80
2000 DSB
2000 DSB
2000 DSB
2000 DSB
2000 DSB
2000 DSB
2000 DSB
0 DSB
2000 FWD DESG 8000-00:03:42:fa:3b:80
2000 DSB
Description
Shows information about the root bridge for the Common Internal Spanning Tree
(CIST). Values on this row of information refer to the CIST root.
Shows information about the root bridge for this MSTP region. Values on this row of
information refer to the regional root.
The bridge priority parameter controls which bridge on the network will become the
STP root bridge.
Port MaxAge
11 1 20
11
FwdDel Hops
15 20
Des Port Hello Type
FwdDel
15
8001 4 P2P, Edge
8002
Information Menu 41