Telos ZephyrExpress user manual Cause No No circuit available, Cause No Net out of order

Cause No. 30 - Result of a STATus ENQuiry/Special Intercept announcment:# unassigned

This cause is included in the STATus message the user sends to the switch when the rea- son for generating this message was a prior receipt of a STATus ENQuiry message

or

This value indicates that a user from outside a special business group (i.e. Centrex) has di- aled a number associated with the business group which is unassigned.

Cause No. 31 - Network disconnect/Special Intercept Announc.:Call blocked

This cause is used to report a normal event only when no other cause in the normal class applies.

or

This cause is used to indicate that a user in a special business group (i.e. Centrex) has vio- lated an access restriction feature.

Cause No. 34 - No circuit available

This cause indicates that there is no appropriate circuit/channel presently available to handle the call. May be due to switch congestion as well as trunk congestion.

Cause No. 38 - Net out of order

This cause indicates that the network is not functioning correctly and that the condition is likely to last a relatively long period of time e.g. immediately re-attempting the call is not likely to be successful.

Cause No. 41 - Net problem, redial

This cause indicates that the network is not functioning correctly and that the condition is not likely to last a long period of time; e.g. the user may wish to try another call attempt almost immediately. May also indicate a data link layer malfunction locally or at the re- mote network interface or that a call was cleared due to protocol error(s) at the remote network interface.

Cause No. 42 - Net busy, redial

This cause indicates that the switching equipment generating this cause is experiencing a period of high traffic.

Cause No. 43 - Access information discarded

This cause indicates that the network was unable to deliver user information (i.e. subad- dress) to the remote user as requested.

Cause No. 44 - No channel available

This cause is returned when the circuit or channel indicated by the requesting entity can- not be provided by the other side of the interface.

TROUBLESHOOTING 9-21