Specifications

SIM900 AT Command Manual
SIM900_AT Command Manual_V1.03 96 12/24/2010
4 this is a CUG call (also <index> present)
5 outgoing calls are barred
6 incoming calls are barred
7 CLIR suppression rejected
<index> closed user group index
<code2> 0 this is a forwarded call
1 this is a CUG call (also <index> present) (MT call
setup)
2 call has been put on hold (during a voice call)
3 call has been retrieved (during a voice call)
4 multiparty call entered (during a voice call)
5 call on hold has been released (this is not a SS
notification) (during a voice call)
6 forward check SS message received (can be received
whenever)
7 call is being connected (alerting) with the remote party
in alerting state in explicit call transfer operation (during
a voice call)
8 call has been connected with the other remote party in
explicit call transfer operation (also number and
subaddress parameters may be present) (during a voice
call or MT call setup)
9 this is a deflected call (MT call setup)
Reference
Note