Brocade BigIron RX Series Configuration Guide User Manual
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BigIron RX Series Configuration Guide
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Displaying RSTP information
13
Syntax: show rstp [vlan <vlan-id>]
The vlan <vlan-id> parameter displays RSTP information for the specified port-based VLAN.
The show RSTP display command shows the information listed in
TABLE 84
CLI display of RSTP summary
This field...
Displays...
VLAN ID
The port-based VLAN that owns the STP instance and the number of RSTP
instances on that VLAN. VLAN 1 is the default VLAN. If you have not
configured port-based VLANs on this device, all RSTP information is for
VLAN 1.
Bridge IEEE RSTP parameters
Bridge Identifier
The ID of the bridge.
Bridge Max Age
The configured max age for this bridge. The default is 20.
Bridge Hello
The configured hello time for this bridge.The default is 2.
Bridge FwdDly
The configured forward delay time for this bridge. The default is 15.
Force-Version
The configured force version value. One of the following values is displayed:
•
0 – The bridge has been forced to operate in an STP compatibility
mode.
•
2 – The bridge has been forced to operate in an RSTP mode. (This is
the default.)
txHoldCnt
The number of BPDUs that can be transmitted per Hello Interval. The
default is 3.
Root bridge parameters:
Root Bridge Identifier
ID of the Root bridge that is associated with this bridge
Root Path Cost
The cost to reach the root bridge from this bridge. If the bridge is the root
bridge, then this parameter shows a value of zero.
BigIron RX(config)#show rstp
vlan 10
VLAN 10 - RSTP instance 0
--------------------------------------------------------------------
RSTP (IEEE 802.1w) Bridge Parameters:
Bridge Bridge Bridge Bridge Force tx
Identifier MaxAge Hello FwdDly Version Hold
hex sec sec sec cnt
0001000480a04000 20 2 15 Default 3
RootBridge RootPath DesignatedBridge Root Max Hel Fwd
Identifier Cost Identifier Port Age lo Dly
hex hex sec sec sec
0001000480a04000 0 0001000480a04000 Root 20 2 15
RSTP (IEEE 802.1w) Port Parameters:
<
--- Config Params -->|
<
-------------- Current state ----------------->
Port Pri PortPath P2P Edge Role State Designa- Designated
Num Cost Mac Port ted cost bridge
1/3 128 20000 T F DISABLED DISABLED 0 0000000000000000
1/13 128 20000 T F DISABLED DISABLED 0 0000000000000000