Technical support – H3C Technologies H3C S12500-X Series Switches User Manual
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5.
If the interface uses a transceiver, make sure the current transceiver operates correctly by replacing
a normal transceiver.
NOTE:
•
If an interface is brought down by the shutdown command, use the undo shutdown command to
bring up the interface.
•
After an interface fails, if the switch has an idle interface of the same type, you can plug the cable
into the idle interface.
6.
Verify that the speed and duplex settings of the interfaces of a link are the same. Make sure two
interfaces can work together.
7.
If the problem persists, contact H3C Support.
Technical support
If the failures still exist, contact H3C Support. Before contacting the customer service, prepare the
following information to help the agents solve the problem as quickly as possible:
•
Arrival time of the switch.
•
Serial number of the chassis (located on a label on the right of the rear panel).
•
Software version (Which you can view by using the display version command.).
•
Maintenance agreement or warranty card.
•
Brief problem description.
•
Brief explanation of the troubleshooting measures that have been taken.
You can contact the customer service through the H3C website, or email.
Website:
E-mail: [email protected]