[Asterisk-Dev] Has anyone got Asterisk working behind a NAT
connection to users within a NAT
Jerris, Michael MI
mjerris at ofllc.com
Mon Apr 11 07:22:49 MST 2005
Please take this to the users list or IRC.
Thanks
Mike
> -----Original Message-----
> From: asterisk-dev-bounces at lists.digium.com
> [mailto:asterisk-dev-bounces at lists.digium.com] On Behalf Of
> Fats Neutron
> Sent: Monday, April 11, 2005 10:07 AM
> To: asterisk-dev at lists.digium.com
> Subject: [Asterisk-Dev] Has anyone got Asterisk working
> behind a NAT connection to users within a NAT
>
> I was wondering if anyone has managed to get a working
> solution with asterisk behind a NAT connecting to external
> sip users behind another NAT.
>
> I have been using iax for the asterisk box without any issues
> including internal and external connections as well as
> connecting multiple asterisk boxes together with shared dial plans.
>
> However, and I know this is a running issues, I cannot get
> external sip users behind a NAT to be able to successfully
> connect to asterisk when it's behind a NAT as well.
>
> The external sip user correctly registers with asterisk and I
> can dial their phone and they can dial into to any phone
> internal to the network. They can even hear my conversation
> when they use an external stun server (in this case
> stun.xten.net) but they cannot hear me.
>
> When debugging I realise that the ip addresses are not
> pointing at the right internal server and hence the traffic
> never gets through.
>
> I have been looking at using ser but after compiling and
> testing it I never found a solution owing to it's complexity
> and the possibility that I would need to get ser to answer
> calls on port 5060 and potentially redirect them to another
> port (say 5061) for the sip phones.
>
> I have done port forwarding at both ends dealing with the
> usual ports of 5060, 4569 and 5036 as well as opening up the
> rtp ports for the voice traffic on 10,000 to 20,000.
>
> Is there a way without asterisk being on an external ip?
>
> Any help would be useful especially if someone has managed to
> get a working system.
>
> Thanks or your help.
>
> Regards
> Fats
>
> --
> Fats Neutron
> Fats.neutron at grandmore.com
>
>
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