Can you give us a total desciption of your set up:
1. OS version? (eg: Windows 98)
2. What firewalls you have?
3. ram?
4. HDD space available?
5. Connection type? (eg: dialup, broadband, cable, etc.)
6. Modem & router brand name & model numbers?
7. Where are you trying to connect from (home, school, work, etc.)?
8. What version of Limewire (LW) & Java do you have? (Go to LW's menu Help>About LW...) this will tell you the version of both.
These details are vital if you want us to find out what your connection problem is.
9. Who is your isp provider?
10. Is this th 1st time you've used LW & did you have problems before?