Nokia ESB26 User Manual page 186

14.
Forward Transitions
Port Role
Port Path Cost
CIST Root
ExternalPortPathCost
Designated Root
Port Path Cost
Designated Bridge
Designated Port Id
AdminEdgePort
OperEdgePort
AdminLink-Type
Link-Type
MSTP Global Parameters Configuration
The following example shows how to configure MSTP global parameters.
1. Enter into Protocol Configuration mode and set the forward-delay value to 5 seconds:
device-name#configure terminal
device-name(config)#protocol
device-name(cfg protocol)#mstp forward-delay 5
2. Configure the following parameters:
Hello-time to 4 seconds, max-age time to 34 seconds and max-hop count to 23.
device-name(cfg protocol)#mstp hello-time 4
device-name(cfg protocol)#mstp max-age 34
device-name(cfg protocol)#mstp max-hops 23
device-name(cfg protocol)#end
3. Display the MSTP configuration:
device-name#show mstp
Multiple spanning trees
ProtocolSpecification
Priority
TimeSinceTopologyChange
TopChanges
CIST Root
CIST Port
CIST Cost
MaxAge
HelloTime
ForwardDelay
BridgeMaxAge
BridgeHelloTime
BridgeForwardDelay
ProtoMigratioDelay
MaxHopCount
TxHoldCount
MST00
VLAN mapped
Regional Root
RemainingHopCount
TopChanges
====================================================================
Port |Pri|Prt role|State|PCost |DCost |Designated bridge | Prt
--------+---+--------+-----+-----+-------+------------------+-------
01/01/01 128 Designat frwrd 200000 200000 32768.00A01211227A 128.001
01/01/10 128 Root
MN700004 Rev 01
Multiple Spanning Tree Protocol (MSTP)
= 1
= Root
= 200000
= 00000.000000000000
= 200000
= 32768.00A012110708
= 200000
= 32768.00A01211227A
= 128.2
= disabled
= disabled
= PointToPoint
= PointToPoint
= enabled
= ieee8021s
= 32768
= 0 (Sec)
= 8
= 00001.00:A0:12:0F:2F:27
= 01/01/10
= 200000
= 20 (Sec)
= 2 (Sec)
= 5 (Sec)
= 0 (Sec)
= 4 (Sec)
= 5 (Sec)
= 3 (Sec)
= 23
= 3
= 2-4094
= This bridge is the root
= 23
= 8
frwrd 200000 0
175
00000.00A0120F2F27 128.006