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<body class='hmmessage'><div dir='ltr'><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 | | |
|--------------->| INVITE | |
| 100 |--------------->| |
|<---------------| INVITE | |</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;"> | | | |</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;"> | |-------------------------------->|</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;"> | | | |</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;"> | |--------------->| |</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 |<---------------| |
|<---------------| | |</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><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;"> | |--------------->| |</pre><pre class="newpage" style="font-size: 13.3333330154419px; margin-top: 0px; margin-bottom: 0px; page-break-before: always;"> | | | |</pre> | | 200 | |
| |<---------------| |</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> |<---------------| | |</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 | |
|-------------------------------->| |</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 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: always;"> | 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;"><br></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></div>                                            </div></body>
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