This is a snapshot from my WebPopper Java applet, which lets you get your mail of a web page. It uses APOP. Here is a transcript of a session:
I: Connecting S: +OK QPOP (version 2.3) at passaic.cs.miami.edu starting. <19481.888520091@passaic.cs.miami.edu> C: APOP burt 5916139512e4cc9433a24ba7d1e803f4 S: +OK burt has 1 message(s) (3065 octets). C: STAT S: +OK 1 3065 C: UIDL 1 S: +OK 1 3b8cacb9f9d0938adc49c33eb112af31 C: TOP 1 10 S: +OK 3065 octets C: QUIT S: +OK Pop server at passaic.cs.miami.edu signing off. I: Disconnecting... I: Socket closed