<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>How do you group two call legs together when the first is originated by a different server than the second one?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>For example:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>FreeSWITCH 1 ----------------- FreeSWITCH 2.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>A call is originated from FS1 to FS2. <o:p></o:p></p><p class=MsoNormal>FS2 processes the call, plays some messages etc.<o:p></o:p></p><p class=MsoNormal>Within the first call leg, FS2 originates a second call leg to FS1.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>A solution would be to append the CallID of the first call leg as a new header in the INVITE of the second leg. This solution is from the FS2 point of view.<o:p></o:p></p><p class=MsoNormal>What if we want FS1 to be able to detect two calls are within the same ‘session’. Is that possible?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Grant<o:p></o:p></p></div></body></html>