Date: Thu, 12 Feb 1998 09:58:26 -0600 (CST) From: Jeff Lynch <jeff@mercury.jorsm.com> To: freebsd-isp@FreeBSD.ORG Subject: OOPS! Re: FreeBSD firewall questions Message-ID: <Pine.BSF.3.95q.980212095505.11995F-100000@mercury.jorsm.com> In-Reply-To: <Pine.BSF.3.95q.980212094130.11995E-100000@mercury.jorsm.com>
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On Thu, 12 Feb 1998, Jeff Lynch wrote:
> On Thu, 12 Feb 1998, Cliff Addy wrote:
>
> > The firewall machine is named odo, the router is wormhole, and my test
> > server is tribble. All I did (in the brief experiment I tried) was to tell
> > odo his default route is wormhole. Then I changed tribble's default route
> > from wormhole to odo. Now, running a traceroute to freebsd.org, I get
> [snip]
> >
> > My one concern is: what if odo dies? Can I set up the other FreeBSD
> > machines to "fallback" to wormhole if odo cannot be contacted?
>
> On tribble from cron:
>
> #!/bin/sh
> loss=` /sbin/ping -c2 -q mercury | grep "packet loss" | awk '{print $7}' |
^^^^^^^
make that ping -c2 -q odo
cut and paste error
> tr -d '%'`
> if [ $loss -gt 0 ]
> then
> route delete wormhole
make that route delete odo
> route add default 206.181.190.29
make that route add default wormhole
> fi
>
> Putting the routing back in when wormhole comes back is left as
> an exercise to the reader.
>
> =========================================================================
> Jeffrey A. Lynch, President JORSM Internet
> email: jeff@jorsm.com Northwest Indiana's Full-Service Provider
> Voice: (219)322-2180 927 Sheffield Avenue, Dyer, IN 46311
> Autoresponse: info@jorsm.com http://www.jorsm.com
>
--jeff "correcting his own mistakes" lynch
=========================================================================
Jeffrey A. Lynch, President JORSM Internet
email: jeff@jorsm.com Northwest Indiana's Full-Service Provider
Voice: (219)322-2180 927 Sheffield Avenue, Dyer, IN 46311
Autoresponse: info@jorsm.com http://www.jorsm.com
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