<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">There is no way to do this without code modification to add this feature.<div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Oct 4, 2018, at 6:01 AM, 薛光宏 <<a href="mailto:albert.hsueh@cloudigit.com" class="">albert.hsueh@cloudigit.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class="">Hi All,<div class=""><br class=""></div><div class="">We run a mobile app to <b class="">register</b> FreeSWITCH 1.6.20 via sip. This app will check value of server field in message header but the packet sent from FreeSWITCH doesn't have this field. </div><div class="">We would like to know is it possible to add filed "Server" to message header by adjusting FreeSWITCH configuration?</div><div class=""><br class=""></div><div class="">We tried this by adjusting dialplan (<a href="https://freeswitch.org/confluence/display/FREESWITCH/Sofia+SIP+Stack" class="">https://freeswitch.org/confluence/display/FREESWITCH/Sofia+SIP+Stack</a>)</div><div class=""><div class=""> <action application="set"><![CDATA[sip_h_Server=xxxxxx]]></action></div><div class=""><br class=""></div><div class="">it works in invite stage, but can not work in register stage. The app checks the filed "Server" in register stage.</div><div class=""><br class=""></div></div></div></div></div></div></blockquote></div><br class=""></div></body></html>