Request an advance hardware replacement by calling your regional 3Com support telephone number to open a case. To minimize network downtime, a technical support engineer may attempt to diagnose your network issue by telephone. When you need advance hardware replacement, you will be given an estimated arrival time for your replacement product and a return material authorization (RMA) number.
Returning Your Defective Product to 3Com
Return shipping instructions will be included in the box containing your advance hardware replacement.
Defective products must be returned to 3Com within 15 calendar days after you receive the replacement product.
- Master Contract number
- Name and address of the company where the product is located
- Product part number, version, and serial number
- Description of the problem
- Complete error message
3Com Support Telephone Numbers
North America
For Technical Support call 1-800-876-3266Latin America
| Brazil | 0-800-120-001 |
| Mexico | 1-800-849-3266 |
| Colombia | 571-592-5000 |
| Argentina | 0-800-443-266 |
| All other countries | AT&T local number + 1-800-998-2112 |
| Click here to locate AT&T local number |
Europe, Middle East and Africa
Click here to view telephone numbers
Asia Pacific
Click here to view telephone numbers
8x5 Service Contracts
For 8x5 Next-Business-Day service contracts you may request advance hardware replacement from 9:00 A.M. - 5:00 P.M., local time, Monday - Friday, excluding public holidays.
Requests for Next-Business-Day hardware delivery must be received by 4:00 P.M. local time.
24x7 Service Contracts
For 24x7 service contracts you may call for assistance 24 hours a day, seven days a week, including holidays.