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Re: [OT] IP address collisions (was: Accessing a host with variable IP addresses / connection types)




On Thu, Apr 18, 2019 at 08:12:04AM -0500, Nicholas Geovanis wrote:
But isn't it irrelevant whether they pick the same prefix or not? Routers that
respect ULA and RFC1918 shouldn't route any traffic destined to them off the
logical subnet. Right?

If it didn't matter, people wouldn't keep looking for solutions, right? In theory, you're right. In the real world, companies merge, etc., and stuff that started independently gets VPN'd together and things break.