[H-GEN] DNS Load sharing

[David Findlay]

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On Thu, 17 Oct 2002 09:12 pm, Bruce Campbell wrote this piece of wisdom:
> Poor configuration on the boxes behind the load balancer.  If they bind
> the public IP address to the loopback interface of the machines, named
> will send replies back from that IP address.  You (the user) shouldn't
> notice the laod balancer.
>
> ( Heck, people don't notice the load balancing thats done in front of our
>   services ;) )

That's what I figured.

> > So here's the question. With load balancing, are all replies supposed to
> > appear to come from the load balancer external address, or not? Thanks,
>
> They should come from the same address that you sent them to.  Some
> resolving software will reject answers that come from different IP
> addresses.

Yeah, that's whats happening to us. Has anyone seen their ISPs doing this? 
Thanks,

David

- -- 
If you give someone a program, you will frustrate them for a day. If you teach 
them how to program, you will frustrate them for a lifetime.

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