Display Stp Down-Port - HP E4510-48G Command Reference Manual

View
Any view
Default Level
1: Monitor level
Parameters
None
Description
Use the display stp abnormal-port command to view the information about abnormally blocked ports.
Any of the following reasons may cause a port to be abnormally blocked:
Root guard function
Loop guard function
MSTP BPDU format incompatibility protection function
Examples
# View information about abnormally blocked ports.
<Sysname> display stp abnormal-port
MSTID Blocked Port
1 GigabitEthernet1/0/1
2 GigabitEthernet1/0/2
2 GigabitEthernet1/0/3
Table 4-4 display stp abnormal-port command output description
Field
MSTID
Blocked Port
Reason

display stp down-port

Syntax
display stp down-port
View
Any view
Default Level
1: Monitor level
Reason
ROOT-Protected
LOOP-Protected
Formatcompatibility–Protected
ID of the MSTI to which an abnormally blocked port belongs
Name of an abnormally blocked port
Reason that caused abnormal blocking of the port.
ROOT-Protected: root guard function
LOOP-Protected: loop guard function
Formatcompatibility-Protected: MSTP BPDU format incompatibility
protection function
4-9
Description