https://www.bogotobogo.com/DevOps/Docker/Docker_Prometheus_Grafana.php https://github.com/stefanprodan/dockprom
45 sudo yum –y install openssh-server openssh-clients
46 sudo systemctl start sshd
47 sudo systemctl status sshd
48 sudo systemctl enable sshd
50 yum install vim
51 sudo vim /etc/sysconfig/iptables
52 sudo vim /etc/ssh/sshd_config
54 vi /etc/sysconfig/network-scripts/ifcfg-enp0s26f1u2
55 firewall-cmd --zone=public --add-port=22/tcp --permanent
56 firewall-cmd --reload
57 iptables-save | grep 22
58 firewall-cmd --zone=public --add-port=2456-2458/udp --permanent
59 firewall-cmd --reload
60 systemctl start firewalld
61 iptables-save
62 ip addr
63 sudo vim /etc/ssh/sshd_config
64 service sshd restart
65 service sshd start
66 service sshd status
67 firewall-cmd --zone=public --add-port=2222/tcp --permanent
68 firewall-cmd --reload
69 sudo vim /etc/ssh/sshd_config
70 semanage port -a -t ssh_port_t -p tcp 2222
71 service sshd restart
72 service sshd status
73 ip addr
113 shutdown --reboot