Add this to your host file
24.117.69.88 l2authd.lineage2.com You may need a new game install if you don't have the Freya client so I added a fast torrent to download it. Freya Torrent
If you've done a fresh install you'll need the system folder which has been broken into two parts dude to file size limitations. (System1, System 2)
If you've done all this and still can't connect be sure to try the Game Guard killer that I've posted here.
