[asterisk-users] [Fwd: SIP tunnel]

[mosbah.abdelkader]

Thank you very much. This is a good tip. I will see openvpn.

Please have a look at the scientific miracles of CORAN: http://www.55a.net/

Thank you again.

On Thu, Feb 11, 2010 at 10:58 PM, Hans Witvliet <hwit at a-domani.nl> wrote:

> -------- Forwarded Message --------
> > From: mosbah.abdelkader <mosbah.abdelkader at gmail.com>
> > Reply-To: Asterisk Users Mailing List - Non-Commercial Discussion
> > <asterisk-users at lists.digium.com>
> > To: asterisk-users at lists.digium.com
> > Subject: [asterisk-users] SIP tunnel
> > Date: Thu, 11 Feb 2010 14:37:24 +0100
> >
> > Hello,
>
> > I have the following situation: A firewall is blocking all SIP and RTP
> > traffic in the side of some of my clients. My clients cannot change
> > settings of the firewall.
> > I need to solve this problem and I need some help from you.
> > I have this idea: implement a SIP user agent which does not use well
> > known SIP ports (uses http port 80 for example) and use other ports
> > that are not blocked by the firewall for RTP (FTP, https,
> > ssh, ...ports). Then, configure Asterisk to use the same ports to
> > interact with the client.
> > Is this idea feasible? if not what are the problems? please give me
> > your opinions about the situation?
>
> > _____________________________________________________________________
>
> I would rather suggest to build a ssl-tunnel between those locations.
> Have a look at openvpn,..
> Firewalls seldom block port-443 as it is also used for https...
>



-- 
Please discover scientific miracles of CORAN

http://www.55a.net/
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