[Freeswitch-users] Wrong codec used on outbound leg

Anthony Minessale anthony.minessale at gmail.com
Fri Feb 4 20:07:29 MSK 2011

try putting your dial string to your provider like this:

{absolute_codec_string=PCMU}sofia/foo/foo at bar.com

On Fri, Feb 4, 2011 at 10:45 AM, Marcin Wojtowicz <marcin321 at gmail.com> wrote:
> I have the following setup:
> voip.ms < (external profile) > freeswitch < (internal profile)> my devices.
> On my internal profile, the only inbound and outbound codec I allow is iLBC
> (I tried 20ms and 30ms), and on my external profile the only inbound and
> outbound codec I allow is PCMU. All my internal settings are compatible with
> the devices that I'm using, and everything works well when I call from
> outside in, and freeswitch now correctly transcodes from PCMU to iLBC.
> However, when I call from my internal devices to outside, the iLBC codec is
> offered on outbound leg B, not PCMU like I have on my external profile.
> Looking at wireshark voip call flow, my machine is sending iLBC to voip.ms
> and voip.ms is sending me PCMU RTP.
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Anthony Minessale II

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