[Freeswitch-users] Odd sonus warning

David Knell dave at 3c.co.uk
Thu Aug 27 08:38:13 PDT 2009

On Thu, 2009-08-27 at 11:06 -0400, Greg Thoen wrote:
> Hi, I have some DIDs from Bandwidth.com and when they call in I see
> this in the console:
> 2009-08-27 11:01:47 [WARNING] sofia_glue.c:2701
> sofia_glue_negotiate_sdp() Hello,
> I see you have a Sonus!
> FYI, Sonus cannot follow the RFC on the proper way to send DTMF.
> Sadly, my creator had to spend several hours figuring this out so I
> thought you'd like to know that!
> Don't worry, DTMF will work but you may want to ask them to fix
> it......
> Anything I should worry about?

Not unless you're a Sonus shareholder - see
for an amusing read ;-)


David Knell, Director, 3C Limited
T: +44 20 3298 2000
E: dave at 3c.co.uk
W: http://www.3c.co.uk

More information about the FreeSWITCH-users mailing list