On Tue, Jun 24, 2003 at 04:58:09AM +0900, John Platte wrote: > I'm getting delays making TCP connections to "localhost" on our OS X > box. > > >irb(main):003:0> TCPSocket.open("localhost", 1234) Did you try using 127.0.0.1 instead of localhost? Maybe Roundevous (included in OSX >= 10.1) tries to resolve localhost on the local network (using multicast dns), instead of looking it up in the netinfo database... greetings, Florian Pflug