I wrote a watchdog for a client that ran via cron (can't find it now, and
the client no longer uses dialup).  Every minute it pinged the next hop 5
times.  If the ping failed, it ran ifup ppp0 and changed the default route
to the ppp0 route.
--
Thomas Cameron, RHCE, CNE, MCSE, MCT
Cameron Technical Services, Inc.
(512) 454-3200 Main
http://www.camerontech.com

----- Original Message ----- 
From: "Bryce C" <Plug@BryceCo.Net>
To: "PLUG" <plug-discuss@lists.plug.phoenix.az.us>
Sent: Thursday, June 26, 2003 11:44 PM
Subject: Cable/Dial-Up failover