add tcpport to firewall centos code example
Example 1: firewall-cmd add port 8080
sudo firewall-cmd --zone=public --permanent --add-port=5000/tcp
sudo firewall-cmd --zone=public --permanent --add-port=4990-4999/udp
sudo firewall-cmd --zone=public --permanent --list-ports
Example 2: how to allow traffic on port 8080 in centos 7
firewall-cmd --zone=public --permanent --add-port=8080/tcp