Re: two gateways, one as a backup on second internet line
From: Phillip Windell (_at_.)
Date: 08/10/04
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Date: Tue, 10 Aug 2004 11:53:42 -0500
Yes, the routers is the right way to go. But since the ISP owns the router
at the opposite end (sometimes both ends) it requires getting them involved
in setting it up.
-- Phillip Windell [MCP, MVP, CCNA] www.wandtv.com "Emiliano G. Estevez" <eestevez@sistran.com.ar> wrote in message news:OjHRT4ufEHA.3416@TK2MSFTNGP09.phx.gbl... > You can setup two lines one in each router, the you can configure HSRP on > both routers, this should work, if you need references on how to setup HSRP > look in the cisco site. > > Best Regards. > > "Phillip Windell" <@.> wrote in message > news:uRsfis8eEHA.3428@TK2MSFTNGP11.phx.gbl... > > "philippe mercier" <pmercier@telelingua.com> wrote in message > > news:c77d3e62.0408060715.e75da50@posting.google.com... > > > 1/ when i turn on my main route again (10.0.0.1), some packets still > > > go thru the backup 10.0.0.200,, why?? > > > > Dead Gateway Detection will not return back to the first gateway when it > > comes back up unitl the second gateway fails. If their are more than two, > > then it must work its way all the way to that last gateway (due to gateway > > failures) before returning to the first one. > > > > 128978 - Dead Gateway Detection in TCP/IP for Windows NT > > http://support.microsoft.com/default.aspx?scid=kb;EN-US;128978 > > > > 171564 - TCP/IP Dead Gateway Detection Algorithm Updated for Windows NT > > http://support.microsoft.com/default.aspx?scid=kb;EN-US;171564 > > > > > 2/ this system does not switch to the backup line,, if the [cisco] or > > > the [leased line] goes down. because in that case the firewall is > > > still responding to the server... > > > > > > How can i configure that? a timeout? > > > > You can't. > > > > The right way to do all this it with two lines from the same ISP that both > > come into the same Router (ex. one into each of the Serial Ports on the > > router). The Router is then setup with Routing Protocols that handle > > determining the Routes. This Router must work together with the ISP's > Router > > at the other end. So, in other words you have to work together with the > ISP > > to make this work. Redundnacy and fault tolerance should be part of the > > "plan" that you have worked out with the ISP for the services that you pay > > for. > > > > -- > > > > Phillip Windell [MCP, MVP, CCNA] > > www.wandtv.com > > > > > >
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