Software DNS hghi availability and load balancer solution

Jack Bates jbates at
Tue Jan 18 14:55:02 CST 2011

On 1/18/2011 1:42 PM, david raistrick wrote:
> Normally, VRRP would be the way to go.   But these days multicast isn't
> supported everywhere (major example - Amazon EC2), leaving DNS...

Many HA environments use both, and F5 is designed to do both, supporting 
DNS tricks (of which, you could possibly run host based monitoring and 
dynamic updates to accomplish), anycast routing, and vrrp-like DSR/NAT 
load balancing.


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