[thedude]

http://www.securityfocus.com/bid/8082

[marco_peereboom]

This is a load of menure. This is perfectly normal behavior for packetfilters. The only thing you can really find out is what the other network segments are. Great! then what?

[frisco]

This was discussed on misc@ when it came out. Refer to:
http://marc.theaimsgroup.com/?t=105761727200004&r=1&w=2

especially:
http://marc.theaimsgroup.com/?l=openbsd-misc&m=105761936408869&w=2