[OpenSER-Users] a=nortpproxy:yes in SDP and fix_nated_*

[Bogdan-Andrei Iancu]

Hi,

that SDP line is added when you do force_rtp_proxy().

Regards,
Bogdan

liran tal wrote:
> Hey everyone,
>
> When I'm doing sequential forking I'm seeing that for each gateway 
> that doesn't answer and I move forward
> in the list of available gateways to forward the INVITE to, openser 
> adds an "a=nortpproxy:yes" into the SDP
> so what happens is that the final gateway which is alive receives the 
> sip header with multiple lines
> of "a=nortpproxy:yes" repeating themselves in the SDP and throws away 
> the packet.
>
> From my browsing in nathelper's code I see the only place that writes 
> a "a=nortpproxy:yes" string to
> the SDP is the fix_nated_sdp function, and I'm actually not using it 
> in my cfg but rather using
> fix_nated_register and fix_nated_contact which from what the README 
> says are not handling
> the SDP part.
>
> And so I'm asking, where could it be coming from?
> And also, it would be easier if I can insert a piece of code that can 
> do some regular expression
> miracles with the SIP header and remove any duplicate lines of the 
> "nortpproxy" string.
>
> I'm running on openser 1.1.1
>
>
> Thanks,
> Lir.
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