[OpenSIPS-Users] How to now if Cflags == NAT ?

[Bogdan-Andrei Iancu]

Hi Rodrigo,

After doing the lookup(location), you can do :
     if ( isbflagset("NAT") ) {}

Best regards,

Bogdan-Andrei Iancu
   OpenSIPS Founder and Developer
   http://www.opensips-solutions.com

OpenSIPS Summit May 2017 Amsterdam
   http://www.opensips.org/events/Summit-2017Amsterdam.html

On 04/20/2017 09:37 PM, Rodrigo Pimenta Carvalho wrote:
>
> Dear OpenSIPS users,
>
>
> Every time a SIP UAC registers in my OpenSIPS, if such agent is behind 
> a NAT, the location record receives the NAT flag in the Cflags column. 
> My Opensips configuration file is responsible for that.
>
> For example:
>
>
> AOR:: 1000
>     Contact:: sip:1000 at 192.168.21.5:59047;transport=TLS;ob Q=
>         Expires:: 298
>         Callid:: ec88647d89564d9b8cf112cb254d0f04
>         Cseq:: 34066
>         User-agent:: MicroSIP/3.11.0
>         Received:: sip:XXXXXXXXXXXX:59047;transport=TLS
>         State:: CS_SYNC
>         Flags:: 0
>         Cflags:: NAT   <<===============  HERE IS THE NAT FLAG.
>
>
> Now, if a SIP INVITE arrives in my OpenSIPS, from a UAC that is behind 
> a NAT, I need do something like this:
>
> if (Cflags == NAT) {
>
>     fix_nated_sdp("10")
>
> };
>
>
> What is the correct way to investigate if Cflags is equals to NAT ? I 
> mean, how to program such check in the script file?
>
>
> Any hint will be very helpful!
>
>
> Best regards!
>
>
>
> RODRIGO PIMENTA CARVALHO
> Inatel Competence Center
> Software
> Ph: +55 35 3471 9200 RAMAL 979
>
>
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
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