Appendix C. Status Buffer Messages

SERVICE_NOT_AVAIL

The requested service is not available.

SOURCE NOT ISDN

The incoming calling party is not ISDN (warning only).

TANULL expired

Bonding timer TANULL expired. Received call from non-BOND- ING equipment.

TEMPORARY_FAILURE

The network has temporarily failed, try the call again.

TIMER_EXPIRY

Call control error.

TXADD01 expired

Bonding timer TXADD01 expired.

TXDEQ expired

B-channel delay equalization during bonding failed.

TXFA1 expired

Bonding timer TXFA1 expired.

TXFA2expired

Bonding timer TXFA2 expired.

TXINIT expired

Bonding timer TXINIT expired; called non-BONDING equip- ment.

UNASSIGNED_NUMBER

The phone number dialed does not exist.

Unknown AT cmd

User issued an unknown AT command.

USER_ALERT_NO_ANS

Ringing call is not answered.

USER_BUSY

The dialed number is busy.

V120 connected

The V.120 rate adaption successfully connected to the far-end unit.

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ADTRAN Express XRT manual Servicenotavail, Source not Isdn, Temporaryfailure, Timerexpiry, Unassignednumber, Useralertnoans