$ telnet <servername_or_ip> <port>
(Default port : 110)
> USER <login>
> PASS <password>
> STAT
> LIST
> RETR <msg>
Telnet logging must be activated on the server
> TOP <msg> <n>
> UIDL <msg>
> DELE <msg>
the message is deleted after the QUIT command
> RSET
> QUIT