H3C S12500 Installation Manual page 104

Technical support
If the failures still exist, contact the agents or technical support engineers. 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
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• Serial number of the chassis (located on a label on the chassis)
Software version (which you can view by using the display version command)
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Maintenance agreement or warranty card
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• Brief problem description
Brief explanation of the troubleshooting measures that have been taken
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You can contact the customer service through the customer service hotline, the H3C website, or email.
Customer service hotline: 400-810-0504
Website: http://www.h3c.com
E-mail: customer_service@h3c.com
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