TELOS TWOX12 USER’S MANUAL
TECHNICAL DATA & TROUBLESHOOTING
CHAPTER 8 162
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)