CentOS 7 8 How To Disable SELinux
To disable selinux temporarily and immediately:
setenforce 0
To make it permanent edit /etc/selinux/config:
vi /etc/selinux/config........
Centos 7 tftpd will not work with selinux enabled
In Centos 7 tftpd will not work with selinux. Clients will not be able to connect and this is all you'll see in the log (then nothing more):
Sep 18 14:39:15 localhost xinetd[4327]: START: tftp pid=4331 from=192.168.1.65
On the client/computer side you will see this:
TFTP.
PXE-M0F: Exiting Intel Boot Agent
Basically the client is being instantly connected and bloc........