I didn't put that entry in there, and I certainly wouldn't have put in that stupid netmask. The entry just appears and disappears on its own, and what's worse..I can't delete the entry.

&*$#(*&^ Windows.

Things are better now with the new firewall, though...it might have had something to do with the old DSL router, which used to be the first hop--it had a DHCP server built in, which I turned off, but--you just never know what 'off' means these days.