... Network logins work a little differently than normal logins. There is a separate physical serial line for each terminal via which it is possible to log in. For each person logging in via the network, there is a separate virtual network connection, and there can be any number of these . ... Network logins have, instead of a herd of getty љ s, a single daemon per way of logging in ( telnet љ and rlogin љ have separate daemons) that listens for all incoming login attempts. ...