SetCIDNum( ) Sets the Caller ID number for a channel
SetCIDNum(cnum[,a])
Sets the Caller ID number on the current channel to the number specified by cnum, while preserving the original Caller ID name. This is useful for providing additional information to the called party. The application sets ANI as well if the a flag is used.
Always returns 0.
exten => 123,1,SetCIDNum(8885551212)