>>> send us the output from that command, and from the iptables command >>> you tried earlier. >> >> the message that is returned is: error reading information on service >> cyrus-imapd: No such file or directory >> >> Does this mean this service is not installed? > > Correct. > > rpm -qa | grep cyrus | sort > that will list you all installed packages with cyrus in their name > cyrus-sasl-2.1.20-5 cyrus-sasl-devel-2.1.20-5 cyrus-sasl-gssapi-2.1.20-5 cyrus-sasl-md5-2.1.20-5 cyrus-sasl-plain-2.1.20-5 This is the result that comes back when I type the rpm command above. Does this mean that tcyrus is installed? If not, where can I get info on how to install cyrus properly so I can have an IMAP server up and running?