trying to login squirrelmail using dovecot-1.1.17 on a qmail-server with vpopmail setup has also running your: courier-dovecot-migrate.pl --recursive --convert --overwrite here are the output from dovecot-log: Info: imap-login: Disconnected (no auth attempts): rip=192.168.1.220, lip=192.168.1.220, TLS handshaking: SSL_accept() failed: error:140760FC:SSL routines:SSL23_GET_CLIENT_HELLO:unknown protocol

• any hint or pointers are more then welcome

cat dovecot.conf base_dir = /usr/local/var/run/dovecot/ protocols = imap imaps pop3s disable_plaintext_auth = no shutdown_clients = yes

## ## Logging ##

log_path = /dev/stderr info_log_path = /dev/stderr log_timestamp = ""

## ## SSL settings - Self-Signed SSL Certificate 'openssl' ##

ssl_disable = no ssl_cert_file = /var/qmail/control/servercert.pem ssl_key_file = /var/qmail/control/servercert.pem ssl_cipher_list = ALL:!LOW verbose_ssl = yes

## ## Login processes ## login_dir = /usr/local/var/run/dovecot/login login_user = dovecot login_process_per_connection = yes login_processes_count = 3 #login_max_processes_count = 128 login_max_processes_count = 140 #login_greeting = Dovecot ready. #login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c

## ## Mailbox locations and namespaces ##

mail_location = maildir:~/Maildir

namespace private { separator = . prefix = INBOX. inbox = yes } namespace private { separator = . prefix = INBOX. inbox = no hidden = yes list = no # for v1.1+ }

## ## Mail processes ##

verbose_proctitle = yes first_valid_uid = 89 last_valid_uid = 89

## ## Maildir-specific settings ##

maildir_copy_with_hardlinks = yes maildir_copy_preserve_filename = no ## ## IMAP specific settings ##

protocol imap { # non-encrypted IMAP: 127.0.0.1 (webmail) is secure by definition # # in the name of all that is good in the world, PLEASE # don't allow your users to use IMAP without encryption! # listen = 192.168.1.220:143

     # SSL-encrypted IMAP on port 993
     ssl_listen = 192.168.1.220:993

     imap_max_line_length = 65536
     login_greeting_capability = yes

} ## ## POP3 specific settings ##

protocol pop3 { # in the name of all that is good in the world, PLEASE # don't allow your users to use POP3 without encryption! # listen = 192.168.1.220:110

     # SSL-secured POP3 on port 995
     ssl_listen = 192.168.1.220:995

     pop3_no_flag_updates = no
     pop3_uidl_format = %v-%u

} ## ## Authentication processes ##

auth default { mechanisms = plain

     passdb vpopmail {
             args =
     }

     userdb vpopmail {
     }

     user = vpopmail
     count = 1
     ssl_require_client_cert = no

}