[asterisk-users] SIP Source Port

Eric Wieling ewieling at nyigc.com
Sat Jul 10 15:57:09 CDT 2021

Kamailio is useful when you want to do weird, non-standard, or unusual 
stuff with SIP.   You could send your outgoing connections to Kamailio, 
which could then send the connection out with the required source port.

Have you considered using a not stupid provider?

On 7/10/21 3:44 PM, Joshua C. Colp wrote:
> On Sat, Jul 10, 2021 at 2:39 PM Alexander Perkins 
> <alexanderhenryperkins at gmail.com 
> <mailto:alexanderhenryperkins at gmail.com>> wrote:
>     Hi All.  We have a provider that requires us to SOURCE the SIP
>     connection on TCP 5061.  I honestly have no clue how to force
>     Asterisk to always SOURCE the SIP connection on a certain port.
>     Can anybody point me in the right direction?  I am using PJSIP.
> If you are referring to an outgoing connection, it's not possible to 
> configure PJSIP to do this. For an outgoing connection the system uses 
> an ephemeral port as the source.
> -- 
> Joshua C. Colp
> Asterisk Technical Lead
> Sangoma Technologies
> Check us out at www.sangoma.com <http://www.sangoma.com> and 
> www.asterisk.org <http://www.asterisk.org>


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