I have my fire wall unblocking LW, I even disabled my firewall completly
I am able to use P2P because i have Kazaa and it works fine.(im trying something new here)
I do not use a router, I use a linksus Hub wich is connected to a Cable External Modem box, wich the coaxial wire then goes outside to the great beyond...

My computer is an AMD athalon 2600 with similar specs to that speed.
I have over 1G of 333(DDR) Ram
Running Windows XP Pro SP2

I did pass that initial test that was asked on the other threads

Any additional info you need just ask.