H3C S7500E Series Command Manual

Command Manual – MSTP
H3C S7500E Series Ethernet Switches Chapter 1 MSTP Configuration Commands
1-5
0 GigabitEthernet2/0/4* DESI FORWARDING NONE
(*) means port in aggregation group
Table 1-2 Description on the fields of the display stp command
Field Description
MSTID spanning tree instance ID in the MST region
Port
Port name, corresponding to each spanning
tree instance
Role Port role
STP State
MSTP status on the port, including
forwarding, discarding, and learning
Protection
Protection type on the port, including root
guard, loop guard, and BPDU guard
(*) means port in aggregation group * indicates a port in an aggregation group
1.1.4 display stp abnormal-port
Syntax
display stp abnormal-port
View
Any view
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:
z Root guard action
z Loop guard action
z MSTP BPDU format compatibility protection action
Examples
# View information about abnormally blocked ports.
<Sysname> display stp abnormal-port
MSTID Blocked Port Reason
1 GigabitEthernet2/0/1 ROOT-Protected

H3C S7500E Series Specifications

General

Brand	H3C
Model	S7500E Series
Category	Switch
Language	English