[PLUG] web failover server at remote location

[Matt Alexander]

On Wed, 21 Apr 2004, Matt Alexander wrote:

> Let's say you have a web server at location A.  You also have a
> mirror copy of the server at location B.  If server A goes down or the
> connection to A is lost, what methods have people used to redirect all
> traffic to server B?  What products have people used to accomplish this?
> I suppose I could use a box running IPTables to do DNAT/SNAT to redirect
> the traffic to the remote location, but that's assuming that the
> connection to location A is available.  I guess the only option left would
> be DNS and perhaps configuring the primary DNS server so that other
> servers only cache the IP address for a short period of time?

This might work...

http://www.linux-vs.org/

with...

http://keepalived.sourceforge.net/