Just installed zimbra 3.1.0 on Fedracore3
i have a install problem as follows

[zimbra@localhost conf]$ zmcontrol status
Host localhost.localdomain
antispam Running
antivirus Running
ldap Running
logger Running
mailbox Running
mta Stopped
postfix is not running
snmp Running
spell Running

[zimbra@localhost conf]$ postfix start
postfix/postfix-script: warning: not owned by root: /opt/zimbra/postfix-2.2.9/conf/main.cf
postfix/postfix-script: starting the Postfix mail system

Any suggestions?