I patched today (31st March) and just changed EQHost.txt, can connect fine to 5.5 servers. Not tried hosting my own, but it appears that everything is working correctly with latest patch. Keep a backup though, just to be safe :P
Everquest is a registered trademark of Daybreak Game Company LLC.
EQEmulator is not associated or affiliated in any way with Daybreak Game Company LLC.
Except where otherwise noted, this site is licensed under a Creative Commons License.