On tis, 2010-08-10 at 10:11 -0400, Robert Haas wrote:
> These days, I think it's more common the other way around: one IP
> address, and many host names.
Yes, that setup is very common, but it's actually only an illusion that
DNS creates. The actual machine still has only one host name and some
IP addresses, as far as the kernel is concerned. As you are surely
aware, this situation creates all kinds of problems in practice.