<div dir="rtl"><div dir="ltr">What I am doing in a similar case is:</div><div dir="ltr"><br></div><div dir="ltr">- I am using the mod_limit to know which extension is in a call and which is free.</div><div dir="ltr">- If a call is made to a busy extension (which has the call waiting feature) then I play a different ring-back tone with the command:</div><div dir="ltr">             &lt;action application=&quot;set&quot; data=&quot;ringback=${callwait-ring}&quot; /&gt;</div><div dir="ltr">- In your case, the busy extension is different than the one being called; thus, you have to add to the extension variables/parameters a new parameter which specifies the other extension number; then you have to call mod_limit for both extensions, and play the call-wait ringback if one of them is busy.</div><div dir="ltr"><br></div><div dir="ltr">         Regards, __Yehavi:</div></div><div class="gmail_extra"><br><div class="gmail_quote"><div dir="ltr">2016-12-21 13:59 GMT+02:00 Bipin Patel <span dir="ltr">&lt;<a href="mailto:bipin@xbipin.com" target="_blank">bipin@xbipin.com</a>&gt;</span>:</div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF" text="#000000">
    <font size="-1"><font face="Arial">hi,<br>
        <br>
        its a multi line phone so i guess B is accepting the call like a
        normal call which it should with call waiting enabled on it, if
        it sent busy then A would simply hear busy tone which i dont
        want, i want to make A hear a different ringtone while call is
        waiting so A can know using the tone that B is on another call
        and might or might not answer<br>
        <br>
        <br>
      </font></font>
    <div class="m_-1073053527446265272moz-signature">
      Regards,<br>
      Bipin<br>
      <br>
      <br>
      <hr>
    </div><div><div class="h5">
    <div class="m_-1073053527446265272moz-cite-prefix">-------- Original Message --------<br>
      Subject: Re: [Freeswitch-users] different ringtone when called
      party is already busy on another call<br>
      From: Lợi Đặng <a class="m_-1073053527446265272moz-txt-link-rfc2396E" href="mailto:loi.dangthanh@gmail.com" target="_blank">&lt;loi.dangthanh@gmail.com&gt;</a><br>
      To: FreeSWITCH Users Help
      <a class="m_-1073053527446265272moz-txt-link-rfc2396E" href="mailto:freeswitch-users@lists.freeswitch.org" target="_blank">&lt;freeswitch-users@lists.<wbr>freeswitch.org&gt;</a><br>
      Date: 12/21/2016, 2:22:11 PM<br>
    </div>
    <blockquote type="cite">
      <div dir="ltr">
        <div>
          <div>
            <div>
              <div>guess It is the B&#39;s function, B is able to put the
                call in waiting instead of respond 486 to FS, when B is
                already a call with another party.<br>
              </div>
              in this case, I&#39;m afraid FS will have no idea about what
              is happening in B. <br>
            </div>
            what branch B is? did you try B&#39;s role with another phone?<br>
            <br>
          </div>
          rgds,<br>
        </div>
        <div class="gmail_extra"><br clear="all">
          <div>
            <div class="m_-1073053527446265272gmail_signature" data-smartmail="gmail_signature">
              <div dir="ltr">
                <div>
                  <div dir="ltr">
                    <div>
                      <div>Loi Dang Thanh<br>
                      </div>
                      Phone : +84.1224.735.448<br>
                    </div>
                    Email : <a href="mailto:loi.dangthanh@gmail.com" target="_blank">loi.dangthanh@gmail.com</a><br>
                  </div>
                </div>
              </div>
            </div>
          </div>
          <br>
          <div class="gmail_quote">On Wed, Dec 21, 2016 at 3:40 PM,
            Bipin Patel <span dir="ltr">&lt;<a href="mailto:bipin@xbipin.com" target="_blank">bipin@xbipin.com</a>&gt;</span>
            wrote:<br>
            <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
              <div bgcolor="#FFFFFF" text="#000000"> hi,<br>
                <br>
                i have been using FS in product on many raspberry pi&#39;s
                and other machines in PBX environment and everything
                works well except im stuck with a requirement which i
                cant seem to be able to get over.<br>
                <br>
                party A calls party B but party B is already in call
                with party C, so party A gets normal ringtone and party
                B gets call waiting beeps, how do we detect in FS that
                party B is already busy on another call and generate a
                different ringtone for party A which he hears so
                indirectly party A knows that party B is already on
                another call?<span class="m_-1073053527446265272HOEnZb"><font color="#888888"><br>
                    <br>
                    <br>
                    <div class="m_-1073053527446265272m_6132622689648418768moz-signature">-- <br>
                      Regards,<br>
                      Bipin<br>
                      <br>
                      <br>
                      <hr> </div>
                  </font></span></div>
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      <br>
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    <br>
  </div></div></div>



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