show spanning-tree mst errors
To display information about misconfiguration affecting MSTP, use the show spanning-tree mst errors in
the EXEC mode.
show spanning-tree mst protocol instance identifier errors
Syntax Description
String of a maximum of 25 characters that identifies the protocol
instance.
protocol instance identifier
Displays configuration errors for MST.errors
Command Default
None
Command Modes
EXEC
Command History
ModificationRelease
This command was introduced.Release 3.7.1
Usage Guidelines
To use this command, you must be in a user group associated with a task group that includes appropriate task
IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator
for assistance.
Task ID
OperationsTask ID
readinterface
Examples
The following example shows the output from the show spanning-tree mst command, which produces
information about interfaces that are configured for MSTP but where MSTP is not operational. Primarily this
shows information about interfaces which do not exist:
RP/0/RSP0/CPU0:router# show spanning-tree mst a errors
Interface Error
-------------------------------
GigabitEthernet1/2/3/4 Interface does not exist.
Cisco ASR 9000 Series Aggregation Services Router VPN and Ethernet Services Command Reference, Release
6.1.x
596
Multiple Spanning Tree Protocol Commands
show spanning-tree mst errors
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