
Chapter 7: Ethernet Problems
7-6 Troubleshooting Guide
7.4 User Configurable Parameters for a Device Are Lost When That Device Is
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Does the device have a battery backup feature for NVRAM?
YN
Check the NVRAM reset switch for proper setting. Refer to the device documentation for the proper setting. Power up
the device. Reenter the user configurable parameters. Power down the device. Then power up the device to see if the
new parameters were retained.
Were the user configurable parameters retained?
YN
Call Cabletron Technical Support.
Congratulations, the problem is solved.
Check the positioning of the battery enable/disable jumper. Make sure that the jumper is in the battery enable position. Refer
to the device documentation for jumper location and setting. Power up the device and reenter the user configurable
parameters. Power down the device. Then power up the device to see if the reentered configuration parameters were
retained.
Were the user configurable parameters retained?
YN
Call Cabletron Technical Support.
Congratulations, the problem is solved.
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