ADTRAN ISU 512 User Manual

Page 93

Appendix A. Status Buffer Messages

61202.086L1-1

ISU 512 User Manual

TANULL expired
Bonding timer TANULL expired; non BONDING equipment attempted to call
into the ISU 512 while optioned for BONDING.

TEMPORARY_FAILURE
The network has temporarily failed; try the call again.

TIMER_EXPIRY
Call control error.

TXADD01 expired
Bonding timer TXADD01 expired, probably making a long distance call to a
foreign country; adjust timer value to correct.

TXFA1 expired
Bonding timer TXFA1 expired; other vendor's BONDING equipment did not
operate properly.

TXFA2 expired
Bonding timer TXFA1 expired; other vendor's BONDING equipment did not
operate properly.

TXINIT expired
Bonding timer TXINIT expired; called non-BONDING equipment.

UNASSIGNED_NUMBER
The phone number dialed does not exist.

Unknown AT & cmd
User issued an unknown AT command.

UNSPECIFIED_CAUSE
Received a cause message from the network that is not understood.

USER_BUSY
The dialed number is busy.

WRONG_MESSAGE
The ISU 512 received a message that does not match the valid messages de-
fined for the switch.