Fedora

Add firewall rules to /etc/sysconfig/iptables

http://www.cyberciti.biz/faq/linux-iptables-firewall-open-port-80/

SE Linux – apache
Maintaining SELinux Labels
Command for changing label to http content:
chcon -t http_sys_content_t filename

Services:

#List services config or turn on/off something at multiple levels
chkconfig --list
chkconfig --level 35 crond on

#Graphical wizard to turn services on/off
ntsysv

#Service command
service --status-all
service {status|start|stop|...}

More common information on fedoraguide.info

EDIT