Finally figured out why I couldn't get users to connect to port 2323 on Camelot BBS.

Seems I still had the port going to a now non existent game server I had running last year. All fixed now.

Camelot BBS
camelotbbs.ddns.net:2323

--- Mystic BBS v1.12 A48 (Windows/32)
* Origin: Camelot BBS - Milton, Wv (21:2/137)