H3C S9500 Series Command Manual page 1754

Command Manual – System Maintenance and Debugging
H3C S9500 Series Routing Switches
module-name: Module name.
debugging-option: Debugging option.
Description
Use the debugging command to enable the system debugging.
Use the undo debugging command to disable the system debugging.
By default, all the debugging processes are disabled.
The switch provides various kinds of debugging functions for technical support
personnel and experienced maintenance staff to troubleshoot the network.
Enabling the debugging will generate a large amount of debugging information and
decrease the system efficiency. Specially, network system may collapse after all the
debugging is enabled by the debugging all command. So it is not suggested to use the
debugging all command. It is convenient for the user to disable all the debugging with
undo debugging all command.
Related commands: display debugging.
Examples
# Enable IP packet debugging.
<H3C> debugging ip packet
<H3C> display debugging
IP packet debugging is on
The above output shows that the IP packet debugging is enabled.
1.3.2 display diagnostic-information
Syntax
display diagnostic-information
View
Any view
Parameters
None
Description
Use the display diagnostic-information command to view the current configuration
information about all running modules. You can use all the information to help diagnose
and troubleshoot the switch.
When the switch does not run well, you can collect all sorts of information about the
switch to locate the source of fault. However, each module has many corresponding
Chapter 1 System Maintenance and
1-12
Debugging Commands