OK Tobe.
Can you try this for us.
Disconnect from the net.
Completely uninstall AOL safety security center. (using AOL uninstaller)
Turn on XP firewall, then re start your computer.
Now I know its long winded but I think necessary to scrub & reinstall
AOL may have stopped parts of L/W setting up or java last time.
Follow these instructions exactly.
So, you need to Go, Start/All Programs/LimeWire n Uninstall all L/W versions.
Do Not Uninstall From Change or Remove Programs.
Re BOOT Your computer NOW.
Now Go to, Start/Search/click on all files n folders/more advanced options/
& make sure, case sensitive, is not ticked. (all other boxes should be ticked)
Now!!, Put limewire in box, (all or part of file name) & click search.
Delete everything found, including Prefetch folder, (I mean everything)
Re BOOT Your computer NOW.
Now! Go to,
START/Set Program Access/Change or Remove Programs,
now completely remove all versions of java.
Re BOOT Your computer NOW.
Now! Use this Link to get (jre-1.5.11) Use the off line installer, NOT the (recommended) one,
Java SE Downloads - Previous Release - JDK 5
When Download is completed.
Disconnect from internet, close ALL apps n reinstall java.
Now!! Use this link to download latest L/W version using the off line installer (or try the Beta 4.13.4) Chat is working in this release.
LimeWire
If you need help, Shout, If it fixed your problem or not, Feedback helps others.
P.S...Motorola - SB5120 ? Modem, Modem/Router, Wireless/Modem/Router, (Which one) there are many of that Number ?
P.P.S...To save time you could ring Atlantic Broadband & check its not them shaping P2P traffic, There not listed as such, But rule it out.
Peace