On 11/11/2009 05:19 PM, William Attwood wrote: > Hello-- > > How does one accomplish geographical load balancing? With that in mind, > what about geographical failover? Example, I have a data center (DC) in > Dallas, and another in Salt Lake. How do I re-direct traffic if Dallas goes > offline? > > Just a project I'm diving into. colo-specific load balancing and > failover is accomplished, now we need to protect against the data center > going offline, and speed of access to machines. I see how I can do > geographical failover with a geographical load balancer, however, do I need > 2 geographical load balancers if one of them goes offline? > > Has someone here worked on a project of this magnitude? >
F5[1]has a product called Global Traffic Manager[2] which purports to do just what you described. It's a proprietary solution, and expensive, but if you're worried about this problem you'll usually have enough budget to accomplish it. [1](http://www.f5.com/) [2](http://www.f5.com/products/big-ip/product-modules/global-traffic-manager.html) -- Derek aka goozbach /* PLUG: http://plug.org, #utah on irc.freenode.net Unsubscribe: http://plug.org/mailman/options/plug Don't fear the penguin. */
