<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><DIV><DIV> </DIV><DIV><DIV>On Aug 4, 2005, at 10:37 PM, Martin Kronstad wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"> <DIV class="Section1"><P class="MsoNormal"><FONT size="2" face="Arial"><SPAN style="font-size:10.0pt; font-family:Arial">Hi!</SPAN></FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial" size="4"><SPAN class="Apple-style-span" style="font-size: 13.3333px;"></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" face="Arial"><SPAN style="font-size:10.0pt; font-family:Arial">Problem:</SPAN></FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial" size="4"><SPAN class="Apple-style-span" style="font-size: 13.3333px;"></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" face="Arial"><SPAN lang="EN-GB" style="font-size: 10.0pt;font-family:Arial">I can’t hear what the people at Location B i saying, they hear me but I do not hear them. They can call, I can call. Just no sound.</SPAN></FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial" size="4"><SPAN class="Apple-style-span" style="font-size: 13.3333px;"></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" face="Arial"><SPAN lang="EN-GB" style="font-size: 10.0pt;font-family:Arial">My current setup is:</SPAN></FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial" size="4"><SPAN class="Apple-style-span" style="font-size: 13.3333px;"></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" face="Verdana"><SPAN lang="EN-GB" style="font-size: 10.0pt">Softphones/Hardphones(Location A) <-> Asterisk <-> Firewall/Nat <-> Internet <-> Firewall/Nat <-> Softphone/hardphone(Location B)<O:P></O:P></SPAN></FONT></P></DIV></BLOCKQUOTE></DIV><DIV><BR class="khtml-block-placeholder"></DIV><FONT class="Apple-style-span" color="#0000DD" size="4"></FONT></DIV><DIV><FONT class="Apple-style-span" face="Helvetica">A great guide is here:</FONT></DIV><DIV><FONT class="Apple-style-span" face="Helvetica"><A href="http://www.asteriskguru.com/tutorials/sip_nat_oneway_or_no_audio_asterisk.html">http://www.asteriskguru.com/tutorials/sip_nat_oneway_or_no_audio_asterisk.html</A></FONT><DIV><FONT class="Apple-style-span" face="Helvetica"><BR class="khtml-block-placeholder"></FONT></DIV><DIV><FONT class="Apple-style-span" face="Helvetica">Pay very close attention to the externip and localnet parameters that belong in the GENERAL section of SIP.conf<BR style=""></FONT><DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">-- </DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Robert Goodyear</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Brand Up LLC</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="http://www.brand-up.com">http://www.brand-up.com</A></DIV></DIV></DIV><FONT class="Apple-style-span" color="#0000DD" size="4"><SPAN class="Apple-style-span" style="font-size: 13.3333px;"></SPAN></FONT></DIV></BODY></HTML>