Appendix F: Contacting Technical Support
Support from Your Network Supplier
If you require additional assistance, consult your network supplier. Many suppliers are authorized 3Com service partners who are qual- ified to provide a variety of services, including network planning, installation, hardware maintenance, application training, and sup- port services.
When you contact your network supplier for assistance, have the following information ready:
•Product model name, part number, and serial number
•A list of system hardware and software, including revision levels
•Diagnostic error messages
•Details about recent configuration changes, if applicable
If you are unable to consult your network supplier, see the following section on how to contact 3Com.
Support from 3Com
If you are unable to obtain assistance from the 3Com online techni- cal resources or from your network supplier, 3Com offers technical telephone support services. To find out more about your support options, call the 3Com technical telephone support phone number: 847 262 0070
When you contact 3Com for assistance, have the following informa- tion ready:
•Product model name, part number, and serial number
•A list of system hardware and software, including revision levels
•Diagnostic error messages
•Details about recent configuration changes, if applicable
Returning Products for Repair
Before you send a product directly to 3Com for repair, you must first obtain an authorization number. Products sent to 3Com with- out authorization numbers will be returned to the sender unopened, at the sender’s expense. To obtain an authorization number, call: 847 262 0070
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