On 3/9/12 8:39 AM, "Phil Mayers" <[email protected]> wrote:
> On 09/03/12 16:23, Matthew Huff wrote:
>> Anyone have any suggestions/best practices/config examples for DNS load
>> balancing for internal use on CISCO ACE blades?
>>
>> I¹ve got the standard example working, but wondered about keepalive
>> frequency, timeouts, fragments, etc
>>
>> Anyone got any examples they use that they could share?
>
> We do transparent LB; the servers all have the service VIP as a /32 on
> their loopback interface. The packet flow is:
>
> Req: client -> ace -> dns server
> Rsp: dns server -> client
>
> This has the advantage that the DNS servers don't have to sit "behind"
> the ACE.
+1 -- Some times called "DSR" or "Direct Server Return", I consider it the
only way to configure sites/services of any significant size.
--
All his life he has looked away... to the horizon, to the sky,
to the future. Never his mind on where he was, on what he was doing.
-- Yoda
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