Technical data

RackSwitch G8124 Command Reference
Chapter 2: Information Commands
 41BMD00076, January 2009
Layer 2 Information
Table 2-13 contains a summary of Layer 2 general information commands. The following sec-
tions describe detailed Layer 2 information commands.
Table 2-13 Layer 2 General Information Commands
Command Syntax and Usage
show spanning-tree
In addition to seeing if Spanning Tree is enabled or disabled, you can view the following STG
bridge information:
 Priority
 Hello interval
 Maximum age value
 Forwarding delay
You can also view the following port-specific STG information:
 Port alias and priority
 Cost
 State

Command mode: All
show spanning-tree stp {<1-128>}
Displays information about a specific Spanning Tree Group. To view an example of the command
output, see page 48.
Command mode: All
show spanning-tree mstp cist information
Displays Common Internal Spanning Tree (CIST) bridge information, including the following:
 Root bridge information and parameters
 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
 Link type
To view an example of the command output, see page 51.
Command mode: All