[asterisk-dev] Dropping incompatible frame....

[Rich Adamson]

Joseph Rothstein wrote:
> I have already posted this several times on the users list, and have never
> gotten a response.
> 
> http://lists.digium.com/pipermail/asterisk-users/2006-January/135205.html
> http://lists.digium.com/pipermail/asterisk-users/2006-January/136122.html
> 
> Other people seem to be having the same problems with different phones:
> 
> http://lists.digium.com/pipermail/asterisk-users/2006-March/143926.html
> 
> I am getting these messages on an asterisk server located at a customer:
> 
> Mar 23 10:59:35 NOTICE[17891] channel.c: Dropping incompatible voice frame
> on Local/001727413769 at sanset-6a3a,2 of format slin since our native format
> has changed to g729
> Mar 23 10:59:35 NOTICE[17891] channel.c: Dropping incompatible voice frame
> on Local/001727413769 at sanset-6a3a,2 of format slin since our native format
> has changed to g729
> Mar 23 10:59:35 NOTICE[17891] channel.c: Dropping incompatible voice frame
> on Local/001727413769 at sanset-6a3a,2 of format slin since our native format
> has changed to g729
> Mar 23 10:59:35 NOTICE[17891] channel.c: Dropping incompatible voice frame
> on Local/001727413769 at sanset-6a3a,2 of format slin since our native format
> has changed to g729
> 
> This message repreats itslef for up to ten seconds during which time a call
> is impossible.
> 
> We were having this exact same problem in the past when we had their phones
> (both SNOM and Cisco 79XX) running on a server located in house. 
> 
> Now we are getting this same error message on the server that has been moved
> to their location, and is running g729 over IAX to our main External GW.
> 
> Any help would be appreciated as this seriously effects this customer as
> they are very telephone intensive business.

I'm running 7960's behind multiple inexpensive firewalls with g729 and 
svn trunk asterisk, and haven't seen those messages.

What version of * are you running?