H3C CR19000-20, Installation Manual, Page: 110 / 139

9-6
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, you can connect the cable to an idle interface of the same type (if
any) on the router.
Technical support
Before contacting H3C Support, prepare the following information:
•
Arrival time of the router.
•
Serial number of the chassis (on the label at the right of the rear panel).
•
Software version, which you can view by using the
display version
command.
•
Maintenance agreement or warranty card.
•
Brief issue description.
•
Brief explanation of the troubleshooting measures that have been taken.
You can contact H3C Support through the phone, H3C website, or email.
Phone: 400-810-0504
Website: http://www.h3c.com
E-mail: service@h3c.com