On Thu, 4 Jun 2009, Roland Dobbins wrote: > With all due respect, both of these posited choices are quite ugly and > tend to lead to huge operational difficulties, susceptibility to DDoS, > etc. Definitely not recommended except as a last resort in a difficult > situation, IMHO. I wouldn't go quite so far as to say that they have security implications, but I definitely agree that these are solutions of last resort, and that any live load-balanced solution is infinitely preferable to a stand-by solution. Which, IMHO, is unlikely to ever work as hoped for. I was just answering the question at hand, rather than the meta-question of whether the question being asked was the right question. :-) -Bill