[OpenSIPS-Users] OpenSIPS as the Firewall

[Nick Khamis]

MediaProxy it is! Thank you sir.

Cheers,

Nick

On Wed, Nov 30, 2011 at 7:15 PM,  <duane.larson at gmail.com> wrote:
> I use Mediaproxy and don't have any issues with it. I have no experience
> with RTPProxy. OpenSIPS b2bua is not what you are looking for when it comes
> to RTP. The B2B_LOGIC module can do network hiding (b2b_init_request("top
> hiding")) but so can the dialog module now (topology_hiding()).
>
> With Mediaproxy you can just add more Mediaproxies if the first one is
> getting used too much. So from a loadbalancing and HA perspective Mediaproxy
> is very simple to deploy. It also supports ICE so that could be good
> depending on your clients.
>
> This tutorial for Mediaproxy is pretty old but should help you get started
> http://voiprookie.blogspot.com/2009/04/blog-post.html
>
>
>
>
>
> On , Nick Khamis <symack at gmail.com> wrote:
>> Hey Duane,
>>
>>
>>
>>
>>
>> Thank you so much for your response. That is exactly my problem.
>>
>>
>> Currently I only have
>>
>>
>> OpenSIPS flowing SIP packets.
>>
>>
>>
>>
>>
>> As for the actual RTP, I was thinking of using either the STUN or
>>
>>
>> NATHELPER module.
>>
>>
>> Only I am not worried about NAT, I only need the flowing of RTP along
>>
>>
>> with SIP. What
>>
>>
>> is the most lightweight, and elgant solution to flow RTP? RTP Proxy
>>
>>
>> from b2bua.org?
>>
>>
>> I read somwhere that OpenSIPS also has a network hiding, and b2bua
>>
>>
>> layer, is this
>>
>>
>> the silver bullit I am looking for?
>>
>>
>>
>>
>>
>> Thanks in Advnace,
>>
>>
>>
>>
>>
>> Nick
>>
>>
>>
>>
>>
>>
>>
>>
>> On Wed, Nov 30, 2011 at 5:08 PM,  duane.larson at gmail.com> wrote:
>>
>>
>> > Are your diagrams the path that SIP takes or RTP? Asterisk can be
>> > internal
>>
>>
>> > and private from the outside world when it comes to SIP. It can also be
>>
>>
>> > internal only when it comes to RTP but you would need to use a relay
>> > server
>>
>>
>> > like Mediaproxy or RTPProxy. Mediaproxy can sit on the internet with a
>>
>>
>> > public IP and Asterisk can be behind a firewall.
>>
>>
>> >
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>> >
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>> >
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>> >
>>
>>
>> > On , Nick Khamis symack at gmail.com> wrote:
>>
>>
>> >> Hello Everyone,
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> >> We are trying to close the doors entirely to our asterisk servers,
>> >> making
>>
>>
>> >>
>>
>>
>> >> only opensips visible to the outside world:
>>
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>> >>
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>> >>
>>
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>> >>
>>
>>
>> >> Incoming  -> OpenSIPS -> Asterisk -> OpenSIPS -> Trunk
>>
>>
>> >>
>>
>>
>> >>               |           In                                   Out
>>
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>> >>   |
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>> >>
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>> >>               | _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ |
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>> >>
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>> >>
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>> >>
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>> >>
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>> >>
>>
>>
>> >> What I think we currently have is:
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> >> Incoming  -> OpenSIPS -> Asterisk -> OpenSIPS -> Trunk
>>
>>
>> >>
>>
>>
>> >>                        In                  |                Out
>>
>>
>> >>    |
>>
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>> >>
>>
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>> >>                                            | _ _ _ _ _ _ _ _ _ __ _ _ |
>>
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>> >>
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>> >>
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>> >>
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>>
>> >> Without any port forwarding to the OpenSIPS box, everything
>>
>>
>> >>
>>
>>
>> >> works fine. With port forwarding, I get no audio both ways.
>>
>>
>> >>
>>
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>> >>
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>> >>
>>
>>
>> >> If I am not mistaken, my questions are:
>>
>>
>> >>
>>
>>
>> >> * Can this be achieved
>>
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>> >>
>>
>>
>> >> * Do we have an externip, and port range settings for OpenSIPS.
>>
>>
>> >>
>>
>>
>> >>
>>
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>> >>
>>
>>
>> >> Thanks in Advnace,
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> >> Nick
>>
>>
>> >>
>>
>>
>> >>
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>> >>
>>
>>
>> >> _______________________________________________
>>
>>
>> >>
>>
>>
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>>
>>
>> >>
>>
>>
>> >> Users at lists.opensips.org
>>
>>
>> >>
>>
>>
>> >> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>>
>> >>
>>
>>
>> >>
>>
>>
>> > _______________________________________________
>>
>>
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>>
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>>
>>
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>>
>>
>> >
>>
>>
>>
>>
>>
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>>
>>
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>>
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