[SR-Users] Rewrite From domain

[Daniel-Constantin Mierla]

Hello,

for the case when it doesn't work, do you see the xlog message printed?

Cheers,
Daniel


On 21/12/2016 08:37, Gonzalo Gasca Meza wrote:
>
> Hi Daniel,
>
> Thanks for the advise, I'm using the following configuration, 
>
> # Manage outgoing branches
>
> branch_route[MANAGE_BRANCH]{
>
>
>         if($fd=~"sip\.sp1\.com") {
>
>            xlog("L_INFO","|Masking SP1 call from: $fu");
>
>            $fd ="pstn.parzee.io <http://pstn.parzee.io>"; 
>
>         }
>
>         xdbg("new branch [$T_branch_idx]to: $ru from: $fu\n");
>
>         route(NATMANAGE);
>
> }
>
> I have two scenarios which are very similar:
>
> 1) PSTN call -> SP1 --> VXML -> Call forward to --> 5061 Kamailio -->
> DNS resolution -> Remote client, I do see pstn.parzee.io
> <http://pstn.parzee.io> WORKS
>
> 2)  SP1 -> SIP call --> 5061 Kamailio --> DNS resolution -> Remote
> client, I dont see pstn.parzee.io <http://pstn.parzee.io> I see
> sip.sp1.com <http://sip.sp1.com> DOESNT WORK
>
> I have attached the traces, destination is the same, all calls are SIP
> TLS in both call legs, any suggestion tu turn on higher debug level to
> see SIP messages.
>
> Traces:
>
> Works: http://pastebin.com/k0jZ3aDE
>
> Doesnt work: http://pastebin.com/p19rwcrn
>
>
>
>
>
> On Tue, Dec 13, 2016 at 4:50 AM, Daniel-Constantin Mierla
> <miconda at gmail.com <mailto:miconda at gmail.com>> wrote:
>
>     Hello,
>
>     as alternative to assigning to $fd, you can use uac_replace_from()
>     exported by uac module.
>
>     The best place to do updates to headers for outgoing traffic is in
>     a branch_route block.
>
>     Cheers,
>     Daniel
>
>
>     On 13/12/2016 12:05, Gonzalo Gasca Meza wrote:
>>
>>     Hi all,
>>
>>     I'm using Kamailio to forward calls between 2 Service Providers
>>     and I need to rewrite the From header "domain" URI.
>>
>>     Example:
>>
>>     From: "+18888888888 <tel:%28888%29%20888-8888>"
>>     <sip:+18888888888 at sip.sp1.com
>>     <mailto:sip%3A%2B18888888888 at sip.sp1.com>> to
>>
>>     From: "+18888888888 <tel:%28888%29%20888-8888>"
>>     <sip:+18888888888@*sip.sp2.com <http://sip.sp2.com>*> 
>>
>>     *Call flow:*
>>
>>     Phone A --- > SP1 ---> sip ----> (kamailio) SP2 --(LOCATION)->
>>     Phone B
>>
>>     When Phone A calls SP2 PhoneB, it contains original sip domain
>>     from sp1. (sip.sp1.com <http://sip.sp1.com>) hence user in SP2
>>     can see call comes from SP1. I would like to rewrite the From
>>     domain field in this conditions:
>>
>>     a) Calls comes from "sip.sp1.com <http://sip.sp1.com>" AND
>>
>>     b) Call is being routed to PhoneB. 
>>
>>     Right now Im using the following code to find user and send call
>>     to B.
>>
>>     #!ifdef WITH_ALIASDB
>>
>>             # search in DB-based aliases
>>
>>             xlog("L_INFO","alias_db_lookup: Call received. $rU\n"); 
>>
>>             if(alias_db_lookup("dbaliases")) {
>>
>>                     route(SIPOUT);
>>
>>             }
>>
>>     #!endif
>>
>>
>>     I found this in documentation:
>>
>>
>>           $fd - From URI domain
>>
>>     if($hdr(From)=~"sip.sp1\.com") {
>>      ...
>>     }
>>
>>     But not sure where is the best place to overwrite the From URI
>>     domain header.
>>
>>     Thanks
>>
>>
>>
>>     _______________________________________________
>>     SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>     sr-users at lists.sip-router.org <mailto:sr-users at lists.sip-router.org>
>>     http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>     <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
>
>     -- 
>     Daniel-Constantin Mierla
>     www.twitter.com/miconda <http://www.twitter.com/miconda> -- www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda>
>     Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com <http://www.kamailioworld.com>
>
>     _______________________________________________ SIP Express Router
>     (SER) and Kamailio (OpenSER) - sr-users mailing list
>     sr-users at lists.sip-router.org
>     <mailto:sr-users at lists.sip-router.org>
>     http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>     <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users> 
>
-- 
Daniel-Constantin Mierla
www.twitter.com/miconda -- www.linkedin.com/in/miconda
Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com
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