Card A/Card B; Protection; Card Comm; Table 4-5. Card A/B State - ADTRAN MX2800 STS-1 System Manual

MX2800 STS-1 User Manual

Card A/Card B

These fields display the current state of the two controller cards. Possible states for the controller cards are
listed in Table 4-5.
Condition
Not Installed
Stand By
Active
Failure

Protection

This field lists the type of protection mode currently active. Possible states are listed in
Condition
Network
Circuit
None
For more information on the different types of Protection Modes, Refer to
Section 7, Circuit

Card Comm

This field displays the current state of the communication link between the two controller cards.
• OK indicates that the cards are communicating
• Failure indicates that the cards are not able to communicate with each other
• Non-Redundant is displayed if there is only one card installed
61204659L1-1A

Table 4-5. Card A/B State

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 replaced.

Table 4-6. Protection States

Description
Both controller cards are installed and everything is functioning properly. The
unit is in full Network Protection Mode.
The unit is in Circuit Protection Mode and everything is functioning properly, or
the 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
secondary card has failed.
NOTE
Redundancy.
Status, Section 4
System State
Table 4-6.
4-5