I'm expecting a problem. Impossible to connect to the ftp after user created on the pannel.
xxxx:/# ftp localhost
Connected to localhost.localdomain.
220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
220-You are user number 2 of 50 allowed.
220-Local time is now 10:48. Server port: 21.
220-This is a private system - No anonymous login
220-IPv6 connections are also welcome on this server.
220 You will be disconnected after 15 minutes of inactivity.
Name (localhost:root): My.login
331 User My.login OK. Password required
530 Login authentication failed
External connection, same problem.