HP GbE2c HP GbE2c Ethernet Blade Switch for c-Class BladeSystem Command Refere - Page 41

Common Internal Spanning Tree information, Port Prio Cost State

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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 CIST Regional Root Priority (bridge) 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. Information Menu 41

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Information Menu 41
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.