The following examples show imsconnutil and some various flags.
Lists every user ID currently logged into IMAP and http.
# imsconnutil -c
Lists last IMAP, POP, or Messenger Express access (log in or log out) of every user ID.
# imsconnutil -a
Lists access history (last log off or log on) of all user IDs. Lists current user IDs logged into IMAP and http.
# imsconnutil -a -c
Lists IMAP users currently logged on the message store.
# imsconnutil -c -s imap
Reveals whether user ID George is logged onto IMAP or not.
# imsconnutil -c -s imap -u George
Reveals whether user ID George is currently logged onto IMAP or Messenger Express, and lists the last time George was logged o or off.
# imsconnutil -c -a -u George