3Com MSR 30, MSR 50 manual Display stp, Port number, Brief Displays brief information, Information

598CHAPTER 38: MSTP CONFIGURATION COMMANDS

mapping table and the same MSTP revision level setting. A device will not be in a different region if it is different in any of these three settings. You can view all the MST region-related configuration information by using this command and determine the MST region the device is currently in, or check whether the MST region configuration is correct.

Related commands: instance, region-name,revision-level,vlan-mapping modulo, and active region-configuration.

Examples # View all the configuration information of the MST region

<Sysname> system-view

[Sysname] stp region-configuration [Sysname-mst-region] check region-configuration Admin Configuration

Format selector	:0
Region name	:00b010000001
Revision level	:0

Instance Vlans Mapped

01 to 9, 11 to 4094

1510

Table 102 Description on the fields of the check region-configuration command

Field	Description
Format selector	Configuration format selector of the MST region
Region name	MST region name
Revision level	Revision level of the MST region
Instance Vlans Mapped	VLAN-to-instance mappings in the MST region

display stp

Syntax	display stp [ instance instance-id] [ interface interface-list] [ brief ]
View	Any view
Parameters	instance instance-id: Displays the spanning tree information of a particular MST
	instance. The minimum value of instance-idis 0, representing the common
	internal spanning tree (CIST), and the maximum value of instance-idis 15.
	interface interface-list: Displays the spanning tree information on one or multiple
	ports. You can provide up to 10 port lists, by each of which you can specify an
	individual port in the form of interface-typeinterface-number, or a port range in
	the form of interface-type start-interface-number to interface-type
	end-interface-number, where the end port number must be greater than the start
	port number.
	brief: Displays brief information.
Description	Use the display stp command to view the MSTP status information and statistics
	information.