20 REPLY * -ERR AUTH exchange cancelled by client
36 POP3 DIGEST-MD5 graceful cancellation
39 pop3://%HOSTIP:%POP3PORT/878 -u user:secret
44 # Verify data after the test has been "shot"
46 # 67 - CURLE_LOGIN_DENIED
51 # The multi interface considers a broken "CONNECT" as a prematurely broken
52 # transfer and such a connection will not get a "QUIT"