Firewall2015/05/27

[1]	If Firewalld in the server is unnecessarry (for example because some firewall is allready running in your LAN ), then stop it.

[root@localhost ~]#

systemctl stop firewalld

[ 9273.261909] Ebtables v2.0 unregistered
[root@localhost ~]#

systemctl disable firewalld

Removed symlink /etc/systemd/system/basic.target.wants/firewalld.service.
Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service.

SELinux

[2]	Disable SELinux (Security-Enhanced Linux) like follows if you don't need it.

[root@localhost ~]#

vi /etc/selinux/config

# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#     enforcing - SELinux security policy is enforced.
#     permissive - SELinux prints warnings instead of enforcing.
#     disabled - No SELinux policy is loaded.

SELINUX=

disabled

# change

# SELINUXTYPE= can take one of these three values:
#     targeted - Targeted processes are protected,
#     minimum - Modification of targeted policy. Only selected processes are protected.
#     mls - Multi Level Security protection.
SELINUXTYPE=targeted

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