<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:12pt"><div><span><span style="font-family: 'times new roman', 'new york', times, serif; ">Michael et al,</span></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><br></div><div style="font-size: 16px; font-family: 'times new roman', 'new york', times, serif; "><span><span style="background-color: transparent; color: rgb(0, 0, 0); font-style: normal; font-family: 'times new roman', 'new york', times, serif; ">"I wonder how you can avoid that? Consider this scenario:"</span><br style="font-family: 'times new roman', 'new york', times, serif; "><span style="background-color: transparent; color: rgb(0, 0, 0); font-family: 'times new roman', 'new york', times, serif; "><br></span></span></div><div style="font-size: 16px;
font-family: 'times new roman', 'new york', times, serif; color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "><span><span style="background-color: transparent; color: rgb(0, 0, 0); font-family: 'times new roman', 'new york', times, serif; ">1) You receive 180 w/o SDP from far end - <span style="font-weight: bold; text-decoration: underline; font-style: italic;">Yes, agreed.</span></span><br style="font-family: 'times new roman', 'new york', times, serif; "><span style="font-style: normal; font-family: 'times new roman', 'new york', times, serif; "><span style="background-color: transparent;">2) You send 183 w/SDP ringing to your client - </span><span style="font-weight: bold; text-decoration: underline; color: rgb(0, 0, 255); background-color: rgb(255, 255, 255);">Yes, that's what I want, h<span>ow do I convert 1) into 2)!? :-)</span></span></span><br style="font-family: 'times new roman', 'new york', times, serif; "><span
style="background-color: transparent; color: rgb(0, 0, 0); font-style: normal; font-family: 'times new roman', 'new york', times, serif; ">3) The far end now sends a 183 w/SDP that contains a busy signal? - <span style="font-weight: bold; text-decoration: underline;">If I received a 183 w/SDP I would transit it as is, i.e. take no action. But that's not the problem, if I recvd a 183 w/SDP I would be a very happy man! :-)</span></span><br style="font-family: 'times new roman', 'new york', times, serif; "><br style="font-family: 'times new roman', 'new york', times, serif; "><span style="background-color: transparent; color: rgb(0, 0, 0); font-family: arial, helvetica, sans-serif; font-size: 13px; "><br></span></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: italic; "><span><span style="font-family: arial, helvetica, sans-serif; font-size:
13px; ">Rgds, Mick</span><br style="font-family: 'times new roman', 'new york', times, serif; "></span></div><div><br></div> <div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; "> <div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "> <div dir="ltr"> <font size="2" face="Arial"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> Michael Collins <msc@freeswitch.org><br> <b><span style="font-weight: bold;">To:</span></b> FreeSWITCH Users Help <freeswitch-users@lists.freeswitch.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Wednesday, 10 October 2012, 21:23<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [Freeswitch-users] Generate 180/183 with SDP upon receipt of a 180 without SDP<br> </font> </div> <br><div id="yiv786475319">I wonder how you can avoid that? Consider this scenario:<br>You receive 180 w/o SDP from far end<br>You send 183
w/SDP ringing to your client<br>The far end now sends a 183 w/SDP that contains a busy signal?<br><br>What do you do there?<br><br>-MC<br><br><div class="yiv786475319gmail_quote">On Wed, Oct 10, 2012 at 9:39 AM, Mick Stevens <span dir="ltr"><<a rel="nofollow" ymailto="mailto:mickstevens@yahoo.com" target="_blank" href="mailto:mickstevens@yahoo.com">mickstevens@yahoo.com</a>></span> wrote:<br><blockquote class="yiv786475319gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div><div style="font-size: 12pt; font-family: arial, helvetica, sans-serif; "><div><span>Hi Andrew,</span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span><br>
</span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span>Many thanks for the prompt response.</span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; ">
<span><br></span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span>Unfortunately it's this bit I don't want:</span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; ">
<span><br></span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span><span style="font-family: sans-serif; font-size: 13px; line-height: 19px; font-weight: bold; text-decoration: underline; ">"Note that this may cause undesirable effects, like ringing for 3 seconds that turns into a busy signal."</span><br>
</span></div><div class="yiv786475319im"><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span style="font-size:12pt;background-color:transparent;"></span></div></div></div>
</div></blockquote><br>
</div>I wonder how you can avoid that? Consider this scenario:<br>You receive 180 w/o SDP from far end<br>You send 183 w/SDP ringing to your client<br>The far end now sends a 183 w/SDP that contains a busy signal?<br><br>
What do you do there?<br><br>-MC<br>
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