Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
101 Call origination request failed
Client rejected incoming call
Client rejected setup indication
104 Network ended call
105 No funds available
106 No service available
108 Full service not available
Maximum packet calls exceeded
301 Video connection lost
302 Video call setup failure
303 Video protocol closed after setup
Video protocol setup failure
305 Internal error
1 Unassigned/unallocated number
8 Operator determined barring
16 Normal call clearing
17 User busy
18 No user responding
21 Call rejected
22 Number changed
26 Non selected user clearing
28 Invalid/incomplete number
29 Facility rejected
30 Response to Status Enquiry
31 Normal, unspecified
No circuit/channel available
41 Temporary failure
42 Switching equipment congestion
43 Access information discarded
44 Requested circuit/channel not available
Resources unavailable, unspecified
49 Quality of service unavailable
50 Requested facility not subscribed
55 Incoming calls barred within the CUG
Bearer capability not authorized
58 Bearer capability not available