NEC N8406-022 manual Layer 2 information, show mac-address-table, show spanning-tree, show layer2

The following table describes the user status information.

Table 16	User status Information
Field	Usage
user	Displays the status of the user access level.
oper	Displays the status of the oper (operator) access level.
admin	Displays the status of the admin (administrator) access level.

Layer 2 information

The following table describes the Layer 2 Information commands. The following sections provide more detailed information and commands.

Table 17 Layer 2 information commands

Command	Usage
show mac-address-table	Displays Forwarding Database Information.
	Command mode: All
show spanning-tree	In addition to seeing if STP is enabled or disabled, you can
	view the following STP bridge information:
	•	Priority
	•	Hello interval
	•	Maximum age value
	•	Forwarding delay
	•	Aging time
	You can also refer to the following port-specific STP
	information:
	• Port number and priority
	•	Cost
	•	State

Command mode: All

show spanning-tree mstp cist information

Displays Common internal Spanning Tree (CIST) bridge information, including the following:

•Priority

•Hello interval

•Maximum age value

•Forwarding delay

You can also view port-specific CIST information, including the following:

•Port number and priority

•Cost

•State

Command mode: All

show portchannel information	When trunk groups are configured, you can view the state
	of each port in the various trunk groups.
	Command mode: All
show vlan information	Displays VLAN configuration information, including:
	•	VLAN Number
	•	VLAN Name
	•	Status
	• Port membership of the VLAN
	Command mode: All
show layer2	Dumps all switch information available from Layer 2
	memory (10K or more, depending on your configuration).
	If you want to capture dump data to a file, set your

communication software on your workstation to capture session data prior to issuing the dump commands. Command mode: All

Information Commands 24