Get callerID in real Time ( coming from FXO port)

suggestion
ip-communications

#1

Hello All
we have a dispatching system (its Mini CRM ) for taxi offices, our system needs to read CallerID in real time from Grandstream UCM6300 Audio Series , in real time ( i mean once the call is received at the FXO port ) , and not getting CDR after call is end , what is the possible method

Regards
Qutaybah