Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  347  2015-08-03 
34  No circuit/channel available 
38  Network out of order 
41  Temporary failure 
42  Switching equipment Congestion 
43  Access information discarded 
44  Requested circuit/channel not available 
47  Resources unavailable, unspecified 
49  Quality of service unavailable 
50  Requested facility not subscribed 
55  Requested facility not subscribed 
57  Bearer capability not authorized 
58  Bearer capability not presently available 
63  Service or option not available, unspecified 
65  Bearer service not implemented 
68  ACM equal or greater than ACM maximum 
69  Requested facility not implemented 
70  Only restricted digital information bearer capability is available 
79  Service or option not implemented, unspecified 
81  Invalid transaction identifier value 
87  User not member of CUG 
88  Incompatible destination 
91  Invalid transit network selection 
95  Semantically incorrect message 
96  Invalid mandatory information 
97  Message type non-existent or not implemented 
98  Message type not compatible with protocol state 
99  Information element non-existent or not implemented 
100  Conditional information element error 
101  Message not compatible with protocol 
102  Recovery on timer expiry 
111  Protocol error, unspecified 
127  Interworking, unspecified 
128  Telematic interworking not supported 
129  Short message Type 0 not supported 
130  Cannot replace short message 










