Tell me everything

OS (Win XP, 2000 etc)
LW & Java version (help > about LW & it'll tell you)
Connection type (cable, dial-up etc)
Modem/router brand & model
Where you connect from (home, work etc)
ISP
Firewalls you're using
Do you share a connection with other computers
Is this your 1st try with LW

What did the port test say???