<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Rupa-<div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>Can you offer up a tcpdump command he could run on the box that would catch all of this for later diagnosis if it happens again?</div><div><br><div><div>On Feb 9, 2010, at 5:55 PM, Rupa Schomaker wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">That is a different keep-alive. I'm specifically talking about the keep-alive packet that we get via upnp multicast. Whenever we receive one from the gateway we republish the nat mappings to.. um... keep them alive. :)<br>
<br><div class="gmail_quote">On Tue, Feb 9, 2010 at 8:52 AM, Kim Culhan <span dir="ltr"><<a href="mailto:w8hdkim@gmail.com">w8hdkim@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im">On Mon, February 8, 2010 11:21 pm, Troy Anderson wrote:<br>
> I have been using pfSense (1.2.3) and FS. FS nicely uses UPnP to poke<br>
> holes in the firewall, but it seems that the holes close after a while. I<br>
> cannot find any documentation in FS nor in pfSense as to what the timeout<br>
> is. Is there a setting in FS to do some kind of keep-alive thing with<br>
> UPnP to keep, e.g. 5060, open? Or is it already doing that and pfSense is<br>
> the issue?<br>
<br>
</div>FS has provisions for keep-alive, see the bottom of the page for ping<br>
time value:<br>
<br>
<a href="http://wiki.freeswitch.org/wiki/SIP_Provider_Examples" target="_blank">http://wiki.freeswitch.org/wiki/SIP_Provider_Examples</a><br>
<br>
To watch the pf firewall hole timing you can install pftop from<br>
FreeBSD ports/sysutils<br>
which displays the filter states 'and more'.<br>
<font color="#888888"><br>
-kim<br>
</font><div><div></div><div class="h5"><br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br>-Rupa<br>
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