Hi,<br><br>I am doing a video call from a 3G to SIP.<br><br>The video works fine, but there is no audio for both the parties.<br><br>I using Asterisk <a href="http://1.4.20.1">1.4.20.1</a> <br><br>and i get the following warning message on asterisk<br>
<br>WARNING[15840] chan_sip.c: Asked to transmit frame type 8192, while native formats is 0x4 (ulaw)(4) read/write = 0x0 (nothing)(0)/0x0 (nothing)(0)<br><br>and the show channel commands results in the following output.<br>
<br><br>*CLI> core show channel Zap/1-1<br> -- General --*CLI><br> Name: Zap/1-1<br> Type: Zap<br> UniqueID: 1219243635.23<br> Caller ID: XXXXXXXX<br> Caller ID Name: (N/A)<br> DNID Digits: XXXXXXX<br>
State: Up (6)<br> Rings: 1<br> NativeFormats: 0x44 (ulaw|slin)<br> WriteFormat: 0x4 (ulaw)<br> ReadFormat: 0x4 (ulaw)<br> WriteTranscode: No<br> ReadTranscode: No<br>1st File Descriptor: 19<br>
Frames in: 3275<br> Frames out: 2532<br> Time to Hangup: 0<br> Elapsed Time: 0h1m5s<br> Direct Bridge: <none><br>Indirect Bridge: <none><br> -- PBX --<br> Context: default<br> Extension: s<br>
Priority: 2<br> Call Group: 0<br> Pickup Group: 0<br> Application: h324m_gw<br> Data: dial@cell_to_sip<br> Blocking in: ast_waitfor_nandfds<br> Variables:<br>ul1=65535<br>CALLEDTON=33<br>
ANI2=0<br>TRANSFERCAPABILITY=DIGITAL<br><br> CDR Variables:LI><br>level 1: clid=XXXXXXXX<br>level 1: src=XXXXXXXX<br>level 1: dst=s<br>level 1: dcontext=default<br>level 1: channel=Zap/1-1<br>level 1: lastapp=h324m_gw<br>
level 1: lastdata=dial@cell_to_sip<br>level 1: start=2008-08-20 15:47:15<br>level 1: answer=2008-08-20 15:47:30<br>level 1: end=2008-08-20 15:47:30<br>level 1: duration=0<br>level 1: billsec=0<br>level 1: disposition=ANSWERED<br>
level 1: amaflags=DOCUMENTATION<br>level 1: uniqueid=1219243635.23<br><br><br><br>Is there any thing i am doing wrong..<br><br><br>regards<br><br>aster<br>