I have searched this list and others, and see other pepole having this issue. However, I have not seen how to fix it.<br><br><p class="MsoNormal"><font color="gray" face="Arial" size="2"><span style="font-size: 10pt; color: gray; font-family: Arial;">
Sep 12 18:52:36
</span></font><b><font color="red" face="Arial" size="2"><span style="font-weight: bold; font-size: 10pt; color: red; font-family: Arial;">WARNING</span></font></b><font color="gray" face="Arial" size="2"><span style="font-size: 10pt; color: gray; font-family: Arial;">
[4620]: <b><span style="font-weight: bold;">chan_sip.c</span></b>:<b><span style="font-weight: bold;">1835 retrans_pkt</span></b>: Maximum retries exceeded
on transmission <a href="mailto:778f89593967725f0abe40eb1752504c@10.10.206.53">778f89593967725f0abe40eb1752504c@10.10.206.53</a> for seqno 1620
(Critical Response)</span></font></p>
<p class="MsoNormal"><font color="gray" face="Arial" size="2"><span style="font-size: 10pt; color: gray; font-family: Arial;">Sep 12 18:52:36
</span></font><b><font color="red" face="Arial" size="2"><span style="font-weight: bold; font-size: 10pt; color: red; font-family: Arial;">WARNING</span></font></b><font color="gray" face="Arial" size="2"><span style="font-size: 10pt; color: gray; font-family: Arial;">
[4620]: <b><span style="font-weight: bold;">chan_sip.c</span></b>:<b><span style="font-weight: bold;">1835 retrans_pkt</span></b>: Hanging up call
<a href="mailto:778f89593967725f0abe40eb1752504c@10.10.206.53">778f89593967725f0abe40eb1752504c@10.10.206.53</a> no reply to our critical
packet.</span></font></p><br>What is the critical packet that is not being responded to? Please help.<br>