[SR-Users] Kamailio as front proxy for multiple sip servers

[Daniel-Constantin Mierla]

Hello,


if both endpoints can do webrtc srtp, then it works with rtpproxy to do
srtp packet forwarding for nat traversal or networks bridging.


Cheers,
Daniel


On 06.05.21 10:31, Wojtko, Daniel wrote:
>
> ​Hi, 
>
> afaik rtpproxy doesn't support WebRTC but rtpengine does
>
>
> Regards
>
>
> Daniel
>
> ------------------------------------------------------------------------
> *Von:* sr-users <sr-users-bounces at lists.kamailio.org> im Auftrag von
> Eliphas Levy Theodoro <eliphas at gmail.com>
> *Gesendet:* Mittwoch, 5. Mai 2021 23:44
> *An:* sr-users at lists.kamailio.org
> *Betreff:* [SR-Users] Kamailio as front proxy for multiple sip servers
>  
> Hello!
>
> I am trying to config one kamailio as reverse proxy for a bunch of
> internal (no internet address) separate asterisk sip instances (per
> domain). The kamailio server would be the only with the valid IP
> address, so would use rtpengine to force to be in the media path.
>
> Like this scenario:
> https://opensips.org/pipermail/users/2020-August/043610.html
> <https://opensips.org/pipermail/users/2020-August/043610.html>
>
> I have used as starting point this very basic config:
> https://blog.voipxswitch.com/2015/03/27/kamailio-basic-sip-proxy-all-requests-setup/
> <https://blog.voipxswitch.com/2015/03/27/kamailio-basic-sip-proxy-all-requests-setup/>
>
> Basically just added rtpproxy support, and voilà, inter-SIP is
> working, media always passing into the proxy.
>
> The problem: I would have WebRTC phones connecting too. I tried
> setting WSS up in kamailio, and asterisk (pjsip) wouldn't know how to
> send the message to the proxy: on register it has trasnport=wss in the
> contact: header, looks like it is confusing the asterisk.
>
> So, I resort for the wisdom of the list :) What would be the
> good-best-path to take here, hack the header, or put the webphones
> registering directly on the asterisks (with a nginx reverse proxy maybe)?
>
> Someone must have already made a blog with such setup, but I could not
> google-unearth it at least until now.
>
> Regards,
> -- 
> Eliphas
>
> __________________________________________________________
> Kamailio - Users Mailing List - Non Commercial Discussions
>   * sr-users at lists.kamailio.org
> Important: keep the mailing list in the recipients, do not reply only to the sender!
> Edit mailing list options or unsubscribe:
>   * https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users

-- 
Daniel-Constantin Mierla -- www.asipto.com
www.twitter.com/miconda -- www.linkedin.com/in/miconda
Kamailio Advanced Training - Online
May 17-20, 2021 (Europe Timezone) - June 7-10, 2021 (America Timezone)
  * https://www.asipto.com/sw/kamailio-advanced-training-online/

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.kamailio.org/pipermail/sr-users/attachments/20210506/fd9a5e8d/attachment.htm>