CentOS 7开放端口

July 19th, 2019

开放端口

添加对外开放的端口(16010)

[rolyer@localhost hbase-2.2.0]$ sudo firewall-cmd --zone=public --add-port=16010/tcp --permanent
[sudo] password for rolyer: 
success

注：返回success为成功。 命令含义：

  1. –zone 作用域
  2. –add-port=8080/tcp 添加端口，格式为：端口/通讯协议
  3. –permanent 永久生效

重启防火墙

[rolyer@localhost hbase-2.2.0]$ systemctl restart firewalld.service
==== AUTHENTICATING FOR org.freedesktop.systemd1.manage-units ===
Authentication is required to manage system services or units.
Authenticating as: root
Password: 
==== AUTHENTICATION COMPLETE ===

查看已经对外开放的端口

[rolyer@localhost hbase-2.2.0]$ sudo firewall-cmd --list-ports
[sudo] password for rolyer: 
16010/tcp 16030/tcp

其他相关命令

  1. 关闭防火墙
systemctl stop firewalld.service
  1. 查看防火墙状态
systemctl status firewalld.service
  1. 查看监听(Listen)的端口
netstat -lntp
  1. 检查端口被哪个进程占用
netstat -lnp|grep 16010
  1. 删除端口配置
firewall-cmd --zone= public--remove-port=16030/tcp --permanent

Rolyer Luo

This's My Tech Blog!