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McDATA® 4Gb SAN Switch for HP p-Class BladeSystem user guide 201
Examples To run an internal or external port test, perform the following procedure:
1. Enter the following command and press Enter to start an Admin session.
admin start
2. Enter the following command (x = port number) and press Enter to place the port in Diagnostics
mode.
set port x state diagnostics
3. Choose the type of port loopback test to run. Enter the following command to run an internal
loopback test and press Enter.
test port x internal
Enter the following command and press Enter to run an external loopback test. A loopback plug
must be installed for this test to pass.
test port x external
4. A series of test parameters are displayed on the screen. Press Enter to accept each default
parameter value, or enter a new value for each parameter and press Enter. The TestLength
parameter is the number of frames sent, the FrameSize (256 byte maximum in some cases)
parameter is the number of bytes in each frame, and the DataPattern parameter is the pattern in
the payload.
5. After the test type has been chosen and the command executed, a message on the screen will
appear detailing the test results.
6. After the test is run, put the port back into online state. Enter the following command (x = port
number) and press Enter.
set port x state online
7. Enter the following command and press Enter to verify port is back online. The contents of the
AdminState field should display to be “Online”.
show port x
The online loopback (node-to-node) test requires that port be online and connected to a remote
device. To run the online loopback test, perform the following procedure:
1. To start an Admin session, enter the following command and press Enter.
admin start
2. To run the online loopback test, enter the following command and press Enter.
test port x online
3. A series of test parameters are displayed on the screen. Press Enter to accept each default
parameter value, or enter a new value for each parameter and press Enter. The TestLength
parameter is the number of frames sent, the FrameSize (256 byte maximum in some cases)
parameter is the number of bytes in each frame, and the DataPattern parameter is the pattern in
the payload. Before running the test, make sure that the device attached to the port can handle
the test parameters.
McDATA4GbSAN (admin) #> test port x online
A list of attributes with formatting and current values will follow. Enter a
new value or simply press the ENTER key to accept the default value. If you
wish to terminate this process before reaching the end of the list press 'q'
or 'Q' and the ENTER key to do so.
TestLength (decimal value, 1-4294967295) [100 ]
FrameSize (decimal value, 36-2148) [256 ]
DataPattern (32-bit hex value or 'Default') [Default]
StopOnError (True/False) [False ]
Do you want to start the test? (y/n) [n]
4. After all parameter values are defined, press Y to start the test. After the command executes, a
message on the screen will appear detailing the test results.
See also Set command, page 154