Telos Zephyr Xstream User Manual page 319

USER'S MANUAL
This cause indicates that the switch sending this cause is clearing the call because a threshold
has been exceeded for multiple protocol errors during an active call.
Cause No. 102 ‐ Timeout disconnect (Recovery on timer expiration)
This cause indicates that a procedure has been initiated by the expiry of a timer in association
with error handling procedures.
Cause No. 111 – Protocol Error, unspecified
This cause is used to report a protocol error event only when no other cause in this class applies.
Among other things, this cause may be displayed if you failed to dial a "9" or "8" for an outside
line, if required. Also may be returned if you have some types of restrictions as to the number of
calls, etc.
CLASS 1.7 (Interworking class)
Cause No. 127 ‐ SW56 disconnect (Internetworking, unspecified)
This cause indicates that an interworking call (usually a call to SW56 service) has ended. May
also be seen in the case of a non specific rejection by your long distance carrier (try again at a
different rate or with a different carrier)
Appendix 3 – ISDN Cause Phrases/Values 307