I don't run 2000 at home, so I can't check this, but I set up a presentation laptop a while ago...
There is a dummy interface "adaptor" available in the network properties, just add one for each IP.
Sorry I can't be more specific... =)

Jazz
(List 112, Mk2 12 gig #40. Mk1 4 gig #30. Mk3 1.6 16v)
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Jazz (List 112, Mk2 42 gig #40. Mk1 4 gig #30. Mk3 1.6 16v)