Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
OL_28738-01
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
diagnostic start
diagnostic start
To run the specified diagnostic test, use the diagnostic start command.
diagnostic start {module num} {test test-id} [port num]
Syntax Description
Defaults T his command has no default settings.
Command Modes Privileged EXEC mode
Examples This exampl e shows how to run the specified di agnostic test at the specifie d module:
This exec command starts the TDR test on specified interface
Switch# diagnostic start module 1 test cable-tdr port 3
diagnostic start module 1 test cable-tdr port 3
module 1: Running test(s) 5 Run interface level cable diags
module 1: Running test(s) 5 may disrupt normal system operation
Do you want to continue? [no]: yes
yes
Switch#
2d16h: %DIAG-6-TEST_RUNNING: module 1: Running online-diag-tdr{ID=5} ...
2d16h: %DIAG-6-TEST_OK: module 1: online-diag-tdr{ID=5} has completed successfully
Switch#
Note The show cable-diagnostic tdr command displays the results of a TDR test. The test results will not be
available until approximately 1 minute after the test starts. If you enter the show cable-diagnostic tdr
command within 1 minute of the test starting, you may see a “TDR te st is in p rogress on interface...”
message.
Related Commands
module num Module number.
test Specifies a test to run.
test-id Specifies an identification number for the test to be run; can be the cable
diagnostic test-id, or the ca ble -td r ke yword.
port num (Optio nal) Specifies the interface port number.
Command Description
show diagnostic c ontent Displays diagnostic content information.