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TECHNICAL DATA & TROUBLESHOOTING | 83
Cause No. 8 – Call is proceeding/Preemption
Call in process, please standby.
or
is cause indicates a call has been preempted.
Cause No. 9 – Preemption, reserved
is cause indicates a calls has been preempted due to the circuit being reserved for reuse.
Cause No. 10 – Prefix 1 not dialed [DMS Custom only]
is cause indicates that the prefix 1 was not included in the called party address and is re-
quired.
Cause No. 11 – Excessive Digits Received, call is proceeding
More digits were dialed than expected. Called number has been truncated to the expected
number.
Cause No. 14 – Excess digits received, call is proceeding
More digits were dialed than expected. Called number has been truncated to the expected
number.
Cause No. 16 - Far end disconnect (Normal call clearing)
is cause indicates that the call is being cleared because one of the users involved in the call has
requested that the call be cleared. Under normal situations, the source of this cause is not the
network.
Cause No. 17 - Busy, try again later (User busy)
is cause is used to indicate that the called party is unable to accept another call because the
user busy condition has been encountered. is cause value may be generated by the called user
or by the network. In the case of user determined user busy it is noted that the user equipment is
compatible with the call.
Cause No. 18 - No far end response (No user responding)
is cause is used when a called party does not respond to a call establishment message with
either an alerting or connect indication within the prescribed period of time allocated (before
timer T303 or T310 has expired).
Cause No. 19 - No answer (No answer from user, user alerted)
is cause is used when the called user has provided an alerting indication, but not a connect
indication within a prescribed period of time (before timer T301 has expired).
Cause No. 20 – Subscriber absent
is cause is used when a mobile station has logged off, radio contact is not obtained with a
mobile station or a personal telecommunications user is temporarily not addressable at any
user-network interface.
Cause No. 21 - Call rejected
is cause indicates that the equipment sending this cause does not wish to accept this call,
although it could have accepted the call because the equipment sending this cause is neither
busy nor incompatible.
is cause may also be generated by the network, indicating that the call was cleared due to a
supplementary service constraint.
Cause No. 22 - Number changed
is cause is returned to a calling party when the called party number indicated by the calling