Wavecom WMO1-G900 User Manual page 58

Wavecom GSM Modem
Cause no 30: "Unknown subscriber"
This cause indicates that the subscriber is not registered in the HLR
(i.e. IMSI or directory number is not allocated to a subscriber).
Cause no 38: "Network 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 reattempting the short message transfer is not likely to be
successful.
Cause no 41: "Temporary failure"
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 Mobile
Station may wish to try another short message transfer attempt almost
immediately.
Cause no 42: "Congestion"
This cause indicates that the short message service cannot be
serviced because of high traffic.
Cause no 47: "Resources unavailable, unspecified"
This cause is used to report a resource unavailable event only when
no other cause applies.
Cause no 69: "Requested facility not implemented"
This cause indicates that the network is unable to provide the
requested short message service.
Cause no 81: "Invalid short message transfer reference value"
This cause indicates that the equipment sending this cause has
received a message with a short message reference which is not currently in
use on the MS-network interface.
Cause no 95: "Invalid message, unspecified"
This cause is used to report an invalid message event only when no
other cause in the invalid message class applies.
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