Debugging Stp - Nokia ESB26 User Manual

12.
PortPriority
PortState
PortEnable
PortPathCost
DesignatedRoot
DesignatedCost
DesignatedBridge
DesignatedPort
FrwrdTransitions
TopChangeDetection = Enabled

Debugging STP

Table 12-5 lists the STP debugging commands.
Table 12-5 STP Debugging Commands
C o m m a n d
debug stp
show debug stp
Enabling STP Debug Information
The debug stp command, in Privileged (Enable) mode, displays the information related to
processing the Spanning Tree protocol (STP). Use the no form of this command to disable the
display of STP information.
The STP debug commands will not be saved after reload.
By default, the debug is disabled.
Command Syntax
device-name#debug stp {all|flush|tc|tcn}
device-name#no debug stp {all|flush|tc|tcn}
Argument Description
all Activates all STP debug options.
flush Activates MAC address table flush debugging.
tc Activates debugging when the switch receives or transmits BPDU with topology change.
tcn Activates debugging when the switch receives TCN or transmits BPDU with topology change
ACK.
MN700004 Rev 01
Spanning Tree Protocol (STP)
= 128
= disabled
= disabled
= 10
= This bridge is the root
= 0
= This bridge
= 128.1
= 0
D e s c r i p t i o n
Displays the information related to processing the Spanning Tree Protocol
(STP).
Displays the debug status for the Spanning Tree protocol (STP).
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