<div id="RTEContent"> <tt>Thanks .Find My replies in between your lines <o:p></o:p></tt> <pre><tt>"Please note that recent IOS has SIP NAT traversal turned on by default.<o:p></o:p></tt></pre> <pre><tt>I believe that it only supports internal UA / external server.<o:p></o:p></tt></pre> <pre><tt>Since you also want the opposite, you should probably turn it off:<o:p></o:p></tt></pre> <pre><tt>no ip nat service sip tcp port 5060<o:p></o:p></tt></pre> <pre><tt>no ip nat service sip udp port 5060<o:p></o:p></tt></pre> <pre><tt>Some IOS versions will even crash on SIP behind NAT.<span style=""> </span>See<o:p></o:p></tt></pre> <pre><tt><a href="http://lists.digium.com/pipermail/asterisk-users/2004-January/033718.html" target="_blank">http://lists.digium.com/pipermail/asterisk-users/2004-January/033718.html</a>”<o:p></o:p></tt></pre> <pre><tt>Hope your comment above will not affect the Natting configuration on my router . What will be the effect of me
turning it off ?<o:p></o:p></tt></pre> <pre><tt><o:p> </o:p></tt></pre> <pre><tt><o:p> </o:p></tt></pre> <pre><tt>“You don't say what's failing.<span style=""> </span>"Make calls outside our LAN" sounds like<o:p></o:p></tt></pre> <pre><tt>you are trying to call using a VoIP provider that Asterisk registers<o:p></o:p></tt></pre> <pre><tt>with.<span style=""> </span>But "your remote SIP phones" is something different; which of<o:p></o:p></tt></pre> <pre><tt>the above are failing?<span style=""> </span>Are the registrations successful?<span style=""> </span>Is it just<o:p></o:p></tt></pre> <pre><tt>the RTP that's not working (in which case the called phone will still<o:p></o:p></tt></pre> <pre><tt>ring)?<span style=""> </span>If not, what error or timeout is reported?”<o:p></o:p></tt></pre> <pre><tt>We are not using a VOIP service provider, we use asterisks server behind a nat device (Cisco router), and the asterisk
server is connected to an E1 link.</tt><span style="color: black;"> We can make and receive calls on pc with xten <span style=""> </span>that is on the same private LAN with the asterisk server<tt><o:p></o:p></tt></span></pre> <pre><tt><o:p> </o:p></tt></pre> <pre><tt>“If * verbose and/or debug logs don't show precisely what is going <o:p></o:p></tt></pre> <pre><tt>wrong,<o:p></o:p></tt></pre> <pre><tt>use Ethereal (on both sides of the router if necessary) to see what<o:p></o:p></tt></pre> <pre><tt>is happening.”<o:p></o:p></tt></pre> <pre><tt>How can I use verbose and/or debug logs and Ethereal</tt></pre> </div><p>
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