3Com 56K User's Manual And Reference page 37

This limited warranty gives you specific legal
rights. You may have others, which vary from
nation to nation. Some nations do not allow
limitations on duration of an implied warranty, or
the exclusion or limitation of incidental or
consequential damages, so the above exclusion or
limitation may not apply to you.
Regulatory Information
To obtain service under this limited warranty,
contact the 3Com U.S. Robotics Customer Support
Service and ask for a RMA (Return Materials
Authorisation) number.
See the "Troubleshooting and Support Resources"
section of your CD-rom.
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