It is better to have a dual WAN router. These search results may help.
What's Dual WAN or Load Balance Router
A Dual WAN router or called Load Balance Router allows a router to use
multiple paths to a destination when forwarding packets. With the ability to
connect ...
http://www.howtonetworking.com/whati...wanrouter1.htm - Similar pages
Two gateways for redundancy
Have a Dual WAN router like Cisco 1841 that can handle two gateways.
Or refer to this link: What is Dual WAN or Load Balance Router? ...
www.howtonetworking.com/Routers/2gateways.htm
--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"S Reugebrink" <(E-Mail Removed)> wrote in message
news:96E63711-EB96-4B42-8660-(E-Mail Removed)...
> hello all,
>
> got a question,
>
> i got 2 adsl connections from KPN and i want to connect them both to 1
> server.
> i got a 2003 server and want to make it redundant with internet.
>
> the story:
> i got something like a track and trace program that sends a signal to a ip
> address. KPN is not the best provider and sometimes fails to make
> connection. so i want 2 ADSL lines so i can be sure that i have a
> conection.
>
> can anybody help? what kind of hardware do i need for this?
>
> regards s reugebrink