[Dovecot] using palm pre client with imap server

[zhong ming wu]

Hello

Anyone here tried to use palm pre built-in email client with imap server (TLS)?
Mine does not work; only one line in the log.

imap-login: Disconnected (no auth attempts): rip=xxx.xxx.19.21,
lip=xxx.yyy.zzz.aaa

dovecot -n

# 1.2.11: /etc/dovecot/dovecot.conf
# OS: Linux 2.6.9-42.ELsmp i686 Red Hat Enterprise Linux ES release 4
(Nahant Update 8) ext3
base_dir: /var/run/dovecot
syslog_facility: local0
protocols: imap
listen: xxx.yyy.zzz.aaa
ssl_ca_file: /etc/pki/ca.crt.crl
ssl_cert_file: /etc/pki/private/ssl.crt.key.pem
ssl_key_file: /etc/pki/private/ssl.crt.key.pem
ssl_parameters_regenerate: 29
login_dir: /var/run/dovecot/login
login_executable: /usr/libexec/dovecot/imap-login
mail_location: maildir:/home/vmail/%d/%n/Mail
auth default:
  user: squab
  username_chars:  abcdefghijklmnopqrstuvwxyz01234567890.-_@
  username_format: %Lu
  passdb:
    driver: sql
    args: /etc/dovecot/sql.conf
  userdb:
    driver: sql
    args: /etc/dovecot/sql.conf