Disable SELinux

Check current status:

cat /selinux/enforce

1 => enabled

0 => disable

To disable SELinux:

• Disable immediately withoput reboot, change will be lost upon reboot:
  echo 0 > /selinux/enforce
• Reboot required:
  • Set selinux=disabled in /etc/selinux/config, then reboot
  • In grub boot command-line add: selinux=0, and reboot

[Ref] Excellent post with details available here