Thanks Alex and Hans.<div><br></div><div>The Discussion was Really helpful.</div><div><br></div><div>Now a days i am using VPN for far SIP clients. But I will try what Hans Suggested and let you know if i found any problem.</div>
<div><br></div><div><br><br><div class="gmail_quote">On Sun, Sep 27, 2009 at 9:34 AM, C F <span dir="ltr"><<a href="mailto:shmaltz@gmail.com">shmaltz@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im">On Sat, Sep 26, 2009 at 12:47 PM, Alex Balashov<br>
<<a href="mailto:abalashov@evaristesys.com">abalashov@evaristesys.com</a>> wrote:<br>
> Don't put a SIP server behind destination NAT. Just don't.<br>
<br>
</div>Why not? Mind to explain?<br>
<div><div></div><div class="h5"><br>
><br>
> ABBAS SHAKEEL wrote:<br>
><br>
>> Sorry My Question was not very clear.<br>
>><br>
>> Asterisk System that is placed some where on local LAN (suppose in<br>
>> office A).... A sip(or any other whose softphone is available) phone<br>
>> Client that is out side this local network (suppose at office B).<br>
>><br>
>> now if I want the asterisk server to be avaiable for this sip phone.<br>
>><br>
>> As Asterisk Server is also behind NAT. SIP phone is also in any other<br>
>> network.<br>
>><br>
>> How can I make them communicate. As in LAN i can easily by giving<br>
>> asterisk server IP.<br>
>><br>
>><br>
>> On Sat, Sep 26, 2009 at 7:57 PM, Philipp Kempgen<br>
>> <<a href="mailto:philipp.kempgen@amooma.de">philipp.kempgen@amooma.de</a> <mailto:<a href="mailto:philipp.kempgen@amooma.de">philipp.kempgen@amooma.de</a>>> wrote:<br>
>><br>
>> Abbas Shakeel wrote:<br>
>> > I Recently completed an IVR application with Asterisk.<br>
>> ><br>
>> > Now we are moving towards VOIP. Please give a direction how to<br>
>> move forward.<br>
>><br>
>> Depends on what your goals are.<br>
>><br>
>> > What i have studied so far<br>
>> > I am confused with NAT issues. As i can have many SIP peers on<br>
>> local LAN it<br>
>> > works but from internet it donts. We need to do configuration at<br>
>> router<br>
>> > level and all things like that.<br>
>><br>
>> <a href="http://www.voip-info.org/wiki/view/NAT+and+VOIP" target="_blank">http://www.voip-info.org/wiki/view/NAT+and+VOIP</a><br>
>><br>
>> > I also heard that in Pakistan VOIP is not allowed. We need to buy<br>
>> a liscense<br>
>> > that is very expensive and so on ...<br>
>><br>
>> What exactly is your question?<br>
>> <a href="http://catb.org/~esr/faqs/smart-questions.html#explicit" target="_blank">http://catb.org/~esr/faqs/smart-questions.html#explicit</a><br>
>> <a href="http://catb.org/~esr/faqs/smart-questions.html#homework" target="_blank">http://catb.org/~esr/faqs/smart-questions.html#homework</a><br>
>> <a href="http://catb.org/~esr/faqs/smart-questions.html#keepcool" target="_blank">http://catb.org/~esr/faqs/smart-questions.html#keepcool</a><br>
>> *SCNR*<br>
>><br>
>><br>
>> Philipp Kempgen<br>
>> --<br>
>> AMOOMA GmbH - Bachstr. 126 - 56566 Neuwied -> <a href="http://www.amooma.de" target="_blank">http://www.amooma.de</a><br>
>> Geschäftsführer: Stefan Wintermeyer, Handelsregister: Neuwied B14998<br>
>> Asterisk: <a href="http://the-asterisk-book.com" target="_blank">http://the-asterisk-book.com</a> - <a href="http://das-asterisk-buch.de" target="_blank">http://das-asterisk-buch.de</a><br>
>> Videos of the AMOOCON VoIP conference 2009 -> <a href="http://www.amoocon.de" target="_blank">http://www.amoocon.de</a><br>
>> --<br>
>><br>
>> _______________________________________________<br>
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>> AstriCon 2009 - October 13 - 15 Phoenix, Arizona<br>
>> Register Now: <a href="http://www.astricon.net" target="_blank">http://www.astricon.net</a><br>
>><br>
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>> To UNSUBSCRIBE or update options visit:<br>
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>><br>
>><br>
>><br>
>><br>
>> --<br>
>> Best Regards<br>
>> Shakeel Abbas<br>
>><br>
>><br>
>> ------------------------------------------------------------------------<br>
>><br>
>> _______________________________________________<br>
>> -- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com" target="_blank">http://www.api-digital.com</a> --<br>
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>> AstriCon 2009 - October 13 - 15 Phoenix, Arizona<br>
>> Register Now: <a href="http://www.astricon.net" target="_blank">http://www.astricon.net</a><br>
>><br>
>> asterisk-users mailing list<br>
>> To UNSUBSCRIBE or update options visit:<br>
>> <a href="http://lists.digium.com/mailman/listinfo/asterisk-users" target="_blank">http://lists.digium.com/mailman/listinfo/asterisk-users</a><br>
><br>
><br>
> --<br>
> Alex Balashov - Principal<br>
> Evariste Systems<br>
> Web : <a href="http://www.evaristesys.com/" target="_blank">http://www.evaristesys.com/</a><br>
> Tel : (+1) (678) 954-0670<br>
> Direct : (+1) (678) 954-0671<br>
><br>
> _______________________________________________<br>
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><br>
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><br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br>Best Regards<br>Shakeel Abbas<br><br>
</div>