#format wiki #language en = RedHat Firewall rules = * Links [[Firewall/Rules/Ubuntu]] * Ports Http(80) + Https(443) * 2015 - Rules to allow servers to do !RedHat updates through firewall. * cdn.redhat.com * xmlrpc.rhn.redhat.com * content-xmlrpc.rhn.redhat.com * subscription.rhn.redhat.com * 2015 - Related software repo's * mirrors.fedoraproject.org * yum.puppetlabs.com * 2015 - ...