[******@localhost ******]$ ftp localhost Connected to localhost.localdomain. 220 ProFTPD 1.2.9 Server (PROftpd) [***.***.***.***] 500 AUTH not understood 500 AUTH not understood KERBEROS_V4 rejected as an authentication type Name (localhost:******): ****** 331 Password required for ******. Password: 530 Login incorrect. Login failed. 421 Service not available, remote server has closed connection ↑proftpdはxinetd経由で起動できたのですが、上記エラーで ftpにログインできません。初心者なので何を調べれかよいか わからず誰か助けていただけないでしょうか??