FreeBSD Router Problem
ady at freebsd.ady.ro
Thu Feb 26 16:20:01 PST 2009
On Fri, Feb 27, 2009 at 1:06 AM, Shawn Everett <shawn at tandac.com> wrote:
> Sorry I meant to say FreeBSD 7.0 :)
> > Hi Guys,
> > Here's a weird one... I set up FreeBSD 5.2 to act as a router. I used
> > the pf.conf script shown at:
> > http://www.openbsd.org/faq/pf/pools.html#outgoing
> > Everything works just fine. Traffic is appropriately load balanced and
> > things work as expected.
> > Strangely after a few hours something just stops routing traffic. I
> > ping the remote gateways either. Both external interfaces still show the
> > correct IP addresses. Rebooting the BSD box solves the problem. Nothing
> > else gets rebooted.
Any error messages in dmesg output ?
Significant changes in "netstat -m" output before and after ?
The same for "pfctl -s all" output...
> > Any suggestions would be appreciated.
Try tcpdump'ing on the router's interfaces an on the source machine and
compare the packet flows -- do the packets reach the router ? Do they
attempt to pass to the outside ?
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