[SOLVED] Upgrade 10.04-12.04 no response on imap port

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http://ubuntuforums.org – I upgraded from 10.04 to 12.04 and most everything went smooth except for errors upgrading cyrus from 2.2 to 2.4. There was an issue with converting the dbs, and several bugs have been filed on that problem. I worked through that problem and got cyrus 2.4 up and running with no errors in the mail.log and mail is now being delivered to the mailboxes (as per the log). My problem now, however, is that while cyrus is listening on port 143, any connection to that port are met with no response from the server. I can telnet to it (even from localhost) and the connection gets established, but I ge (Hardware)