Re: Redundant Data Center Architectures

[Ryan Brooks <ryan () hack net>]

Roland Dobbins wrote:
> On Oct 28, 2009, at 8:26 PM, Stefan Fouant wrote:
>
> > I'm wondering what are the growing trends in connecting Data Centers 
> > for redundancy in DR/COOP environments.
>
> 'DR' is an obsolete 40-year-old mainframe concept; it never works, as 
> funding/testing/scaling of the 'backup' systems is never adequate 
> and/or allowed.
>
> Layer-2 between sites is evil, as well.
>
> Layer-3-independence and active/active/etc. is where it's at in terms 
> of high availability in the 21st Century.  GSLB, et. al.
And that's about all you need to know.  Never heard it put so 
succinctly  - thanks,

-Ryan Brooks