Card A/Card B; Protection - ADTRAN MX2800 User Manual

Chapter 4. Status

Card A/Card B

These fields display the current state of the two controller cards.
Possible states for the controller cards are listed in the following
chart:
Condition
Not Installed
Stand By
Active
Failure

Protection

This field lists the type of protection mode currently active. Possible
states are listed in the following chart:
Condition
Network
Circuit
None
4-6
Description
No controller card is installed in this slot.
The controller card is ready to pass data, but is
currently acting as a backup card.
The controller card is acting as the primary card.
The controller card has failed and needs to be re-
placed.
Description
Both controller cards are installed and everything is
healthy. The unit is in full Network Protection Mode.
Unit is in Circuit Protection Mode and everything is
healthy,
or
unit is in Network Protection Mode and a failure on
the network has occurred.
One controller card is installed,
or
the unit is in Circuit Protection Mode and the sec-
ondary card has failed.
MX2800 User Manual 61200290L1-1