disable firewall and selinux in CentOS 7

Linux init configuration for test MQ

1. disable selinux
vi /etc/selinux/config
SELINUX=disabled

=> reboot

2. disable firewall
systemctl stop firewalld.service (one time)
systemctl disable firewalld.service (all time)



https://www.opencli.com/linux/centos-7-disable-firewalld-selinux