I added a second IP address to my Cyrus mail host: 10.0.0.2 My error log shows the following: Sep 12 14:18:53 imap imap[17667]: badlogin: mailadmin.com [10.0.0.2] plaintext tqis SASL(-13): user not found: checkpass failed Sep 12 14:19:18 imap imap[17667]: accepted connection Sep 12 14:19:18 imap perl: No worthy mechs found Sep 12 14:19:21 imap imap[17667]: login: localhost [127.0.0.1] tqis plaintext User logged in Sep 12 14:21:43 imap imap[17667]: accepted connection Can anyone explain this mystery? Hopefully, there is an easy workaround. Sincerely, Jim Schueler Motor City Interactive ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html