[asterisk-users] t.38 interop with metaswitch

[Kevin P. Fleming]

On 10/11/2011 02:04 PM, Jeremy Kister wrote:
> On 10/11/2011 11:48 AM, Kevin P. Fleming wrote:
>> Well, as a starting point, I'd suggest disabling directmedia
>> (canreinvite) on s3. It should be possible for directmedia to be enabled
>> for RTP and not interfere with UDPTL, but there could still be lingering
>> problems there.
>
> yep, you hit the nail on the head.
>
> setting directmedia=no on s3 allows me to receive t38 faxes on pbx1.
>
> debug for successful faxes in this case are at:
> http://jeremy.kister.net/tmp/t38/no-reinvite-on-s3/pbx1.txt
> http://jeremy.kister.net/tmp/t38/no-reinvite-on-s3/s3.txt
>
> is there further changes that can be done to allow reinvite on s3? or is
> this something that should go to the tracker ?

It should be reported as a bug; even if the UDPTL stack doesn't support 
directmedia, Asterisk should be able to properly setup a UDPTL media 
stream in spite of a previous directmedia RTP path.

-- 
Kevin P. Fleming
Digium, Inc. | Director of Software Technologies
Jabber: kfleming at digium.com | SIP: kpfleming at digium.com | Skype: kpfleming
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at www.digium.com & www.asterisk.org