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<DIV><FONT size=2>Hi all,</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>When I am making call with with my Cisco 7960 SIP phone, I
found only codec g711 works. </FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>The network call is like this:</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>CISCO AS5300 ---sip----> Asterisk ----sip--->
CISCO7960</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT face="Courier New"
size=2>Peer
User/ANR Call ID Seq
(Tx/Rx) Format<BR>cisco7960
30511694 152828207b0 00102/00000
ulaw <BR>ciscoAS5300
34169980 31A6EE0B-AF 00101/00101
gsm <BR></FONT></DIV>
<DIV><FONT face="Courier New" size=2><FONT face=Arial>Codec in CISCO
AS5300</FONT></DIV></FONT>
<DIV><FONT face="Courier New" size=2><FONT face=Arial>
g711alaw G.711 A Law 64000 bps<BR>
g711ulaw G.711 u Law 64000 bps<BR>
g723ar53 G.723.1 ANNEX-A 5300 bps<BR>
g723ar63 G.723.1 ANNEX-A 6300 bps<BR>
g723r53 G.723.1 5300 bps<BR>
g723r63 G.723.1 6300 bps<BR>
g729br8 G.729 ANNEX-B 8000
bps<BR> g729r8 G.729 8000
bps<BR> gsmefr GSMEFR
12200 bps<BR> gsmfr
GSMFR 13200 bps<BR></FONT></FONT></DIV>
<DIV><FONT face="Courier New" size=2><FONT face=Arial>I already did the
following config in sip.conf</FONT></FONT></DIV>
<DIV><FONT face="Courier New" size=2><FONT
face=Arial>allow=g723<BR>allow=g729<BR>allow=gsm<BR>allow=ulaw<BR>allow=alaw<BR></FONT></FONT></DIV>
<DIV><FONT face="Courier New" size=2><FONT face=Arial>However, it seems that
only codec gsm work fines. However, it still occupy more bandwidth.
Just would like to know if asterisk can do codec g723 or g729?
A</FONT></FONT><FONT face="Courier New" size=2><FONT face=Arial>nyone has
encountered this problem or am I missing any config in asterisk?
</FONT></FONT></DIV>
<DIV><FONT face="Courier New" size=2><FONT face=Arial></FONT></FONT> </DIV>
<DIV><FONT face="Courier New" size=2><FONT
face=Arial>Thanks.</FONT></FONT></DIV>
<DIV><FONT face="Courier New" size=2><FONT face=Arial></FONT></FONT> </DIV>
<DIV><FONT face="Courier New" size=2><FONT
face=Arial>Raymond</DIV></FONT></FONT></BODY></HTML>