CENTOS7 Open Port

Source: Internet
Author: User

after the CentOS upgrade to 7, found unable to use Iptables control Linuxs port, Google found that CentOS 7 use FIREWALLD instead of the original iptables. The following records how to open a Linux port using Firewalld:

Open port
Command meaning:
--zone #作用域
--add-port=80/tcp #添加端口 in the format: Port/Communication protocol
--permanent #永久生效, fail after reboot without this parameter
Restarting the firewall
For more information, refer to the following information:

CENTOS7 Open Port

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