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    <tt>Hi Hamid,<br>
      <br>
      Are you sure you Proxy is doing Record Route when handling the
      INVITE ?<br>
      <br>
      Regards,<br>
    </tt>
    <pre class="moz-signature" cols="72">Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
<a class="moz-txt-link-freetext" href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a></pre>
    <div class="moz-cite-prefix">On 02.09.2015 17:23, Hamid Hashmi
      wrote:<br>
    </div>
    <blockquote cite="mid:BLU182-W30EEEA158D29F8C22E9C00E0690@phx.gbl"
      type="cite">
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        <div>ACK is not receiving on Proxy, It directly goes to UAS and
          get in loop at Proxy before relayed to bob. Can you explain
          why ACK is going directly to UAS while all other responses
          going to proxy?</div>
        <div><br>
        </div>
        <div>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">   Alice            Proxy             UAS              Bob</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre>     |   INVITE       |                |                |
     |---------------&gt;|   INVITE       |                |
     |     100        |---------------&gt;|                |
     |&lt;---------------|   INVITE       |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |&lt;---------------|                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |              INVITE             |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |--------------------------------&gt;|</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |
     |                |               180               |
     |                |&lt;--------------------------------|</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |      180       |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |---------------&gt;|                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |      180       |                |
     |      180       |&lt;---------------|                |
     |&lt;---------------|                |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |               200               |
     |                |&lt;--------------------------------|</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |      200       |                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |---------------&gt;|                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre>     |                |      200       |                |
     |                |&lt;---------------|                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |       200      |                |                |</pre>     |&lt;---------------|                |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre>     |               ACK               |                |
     |--------------------------------&gt;|                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |       ACK      |                |
     |                |&lt;---------------|                |
     |                |                |                |</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |               ACK               |                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |               ACK               |                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     |                |                |                |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: al
ways;">     |               ACK               |                |</pre>     .                .                .                .</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     .                .                .                .</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">     .                .                .                .</pre>
     </pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">
</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">Regards</pre>
          <pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;">Hamid R. Hashmi</pre>
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