Specifications

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Catalyst 4500 Se ries S wit ch C is co IO S C om mand R efer ence —Re lease I OS XE 3 .3.0 XO(1 5.1 (1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
show tech-support
show tech-supp ort
To display troubleshooting informa tion for TAC, use the show tech-support command.
show tech-support [bridging | cef | ipmulticast | isis | password [page] | page]
Syntax Description
Defaults The defaults are as follows:
• Outputs are displayed wit hout page breaks.
• Passwords and other security information are removed from the output.
Command Modes Privileged EXEC mode
Usage Guidelines Output from the show tech-support command may be terminated in mids tream with the key
combination Ctrl+Alt+6. The command output is buffered so that the command terminates when output
of the current subcommand running under this command comple tes.
Press the Return key to display the next l ine of output, or press the Space bar to display the next page
of information. If you do not ent er the page keyword, the out put scroll s. It doe s not stop f or page b reaks.
If you enter the password keyword, password encr yption is enabl ed, but only the encrypte d form appears
in the output.
If you do not enter the password keyword, the passwords and other security-sensitive information in the
output are replaced in the output with the word “removed.”
The show tech-support commands are a compilation of several show commands and the ou tput ca n be
quite lengthy. For a sampl e display of the ou tput of the show tech-support command, see the individual
show command listed.
If you enter the show tech-support command without arguments, the output displays the equivalent of
these show commands:
• show version
• show running-config
• show stacks
• show interfaces
• show co ntro llers
• show process memory
bridging (Optional) Specifies bridging-related information.
cef (Optional) Specifies CEF-related information.
ipmulticast (Optional) Specifies IP multicast-related information.
isis (Optional) Specifies CLNS and ISIS-related information.
password (Optional) Includes passwords and other security information in the output.
page (Optional) Displays one page of information at a time in the output.