HP xw460c Blade manual Common Internal Spanning Tree information

Common Internal Spanning Tree information

Command: /info/l2/cist

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:

•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	Description
CIST Root	Shows information about the root bridge for the Common Internal Spanning Tree
	(CIST). Values on this row of information refer to the CIST root.
CIST Regional Root	Shows information about the root bridge for this MSTP region. Values on this row of
	information refer to the regional root.
Priority (bridge)	The bridge priority parameter controls which bridge on the network will become the
	STP root bridge.
	Information Menu 41