If you need new item in server not only client convert IT0.ull, IT1.ull IT2.ull, IT3.ull and IT0ex.ull to .bin file. Next rename IT0.bin to 0, IT1.bin to 1,IT2.bin to 2, IT3.bin to 3, IT0ex.bin to 0ex and copy this file to your server. Copy this file to folder ZoneServer/Zonedata/Item and BattleServer/Zonedata/Item, restart server. Oki you server hawe items from part 5. You need changed IP and connect ports i client part 5 and you hawe server "part 5".