3Com 4200G 12-Port Configuration Manual page 383

Displaying Operating
Information about
Modules in System
When your Ethernet switch is in trouble, you may need to view a lot of operating
information to locate the problem. Each functional module has its own operating
information display command(s). You can use the command here to display the
current operating information about the modules (settled when this command is
designed) in the system for troubleshooting your system.
Perform the following operation in any view.
Table 319 Display the current operation information about the modules in the system.
Operation Command
Display the current display diagnostic-information
operation information
about the modules in
the system.
System Debugging 369
Description
You can execute this
command twice and find
the difference between
the two executing results
to locate the problem.