Hangup problem:
If you add something “Dial” command in [from-internal] context and Hangup(), I found a problem there. Try to avoid Dial() + Hangup() application in there.
Voice Problem :
If anybody has voice problem in SIP phone please read this documents carefully. It will work 100%. My one worked properly.
voip-info.org/wiki/view/Aste … +Chapter+2
Mohammed Hasan (Rupam)