some pointers towards policy routing : http://www.debian-administration.org/articles/379
-hizibiz On 3/31/06, Arun K. Khan <[EMAIL PROTECTED]> wrote: > On Thu, 2006-03-30 at 22:10 -0800, jay shi wrote: > > > > here i want to use user my first internet > > connetion ( gateway 192.168.0.1) as a primary net . > > The simple script for this which i written is as > > follows > > > > wget -t 1 --timeout=4 --bind-address 192.168.0.80 > ^^^^^^^^^^^^^^^^^^^^^^^^^^^ > Do you have mutiple NICs on your Linux box? > > > http://< some ip > > > > > if > > [ -s /root/index.html ] > > then > > echo " Net is working" > > route del default > > route add default gw 192.168.0.1 > > else > > echo " Net is down but it is up with anothe gw " > > route del default > > route add default gw 192.168.0.50 > > > > fi > > rm -f /root/index.html > > > > here 192.168.0.80 is my server ip.My problem is > > by this script, when net started through primary > > gatway then i am not able to switch to my primary > > gateway ( 192.168.0.1). > > When asking for such kind of help it is worthwhile to give a topology of > your network. An ASCII line art depiction would suffice. > > Appears you have the router/modems to isp_pri and isp_sec on the same > subnet 192.168.0.x. > > isp_pri_wan_peer is the ip on the ISP side of the link of isp_pri or > find out the ip of the "default" gw used by your router/modem on the WAN > port. > > Define a route to isp_pri_wan_peer reachable through "host" 192.168.0.1 > (your pri router/modem) - see man page for route). Now when you ping > isp_pri_wan_peer it will route thru your pri router 192.168.0.1. If the > ping response is success then you do nothing o/w switch to sec ISP. You > can poll this at whatever interval you decide. > > HTH > -- > Arun Khan > Linux is like a wigwam - no gates, no windows, apache inside > > > > ------------------------------------------------------- > This SF.Net email is sponsored by xPML, a groundbreaking scripting language > that extends applications into web and mobile media. Attend the live webcast > and join the prime developer group breaking into this new coding territory! > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=110944&bid=241720&dat=121642 > _______________________________________________ > linux-india-help mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/linux-india-help > ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. Attend the live webcast and join the prime developer group breaking into this new coding territory! http://sel.as-us.falkag.net/sel?cmd=lnk&kid0944&bid$1720&dat1642 _______________________________________________ linux-india-help mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-india-help
