Nortel Networks 9150 - Manual (Page 397)

Remote Gateway 9150 Installation and Administration Guide 367
January 2005 Troubleshooting
Responding to a catastrophic failure
For the purposes of this discussion, a catastrophic failure is defined as a failure
of the equipment to operate after review of all troubleshooting information and
implementation of appropriate procedures.
Inoperative hardware
If your RLC fails to operate after thorough review of the troubleshooting
information in this and related Guides, consult your Nortel distributor for
hardware replacement.