# telnet localhost 110

user user1
pass password1
list
+OK 1 messages (810 octets)
1 810
.
top 1 0
+OK 810 octets
Received: by server.corpX.un (mbox user1)
 (with Cubic Circle's cucipop (v1.31 1998/05/X) Thu Feb  2 18:12:X 2006)
…
retr 1
+OK 810 octets
Received: by server.corpX.un (mbox user1)
 (with Cubic Circle's cucipop (v1.31 1998/05/X) Thu Feb  2 18:14:58 2006)
…
dele 1
+OK Message 1 deleted
quit
+OK