GavinGuo的博客

# 查看防火墙状态systemctl status firewalld# 开启防火墙systemctl start firewalld# 主机启动时，开启防火墙systemctl enable firewalld# 关闭防火墙systemctl stop firewalld# 主机启动时，禁止启动防火墙systemctl disable firewalld# 开启 xxxx 端口firewall-cmd --permanent --zone=public --add-por.

本地Windows 环境VMware虚拟机安装的CentOS 7，环境已安装Open jdk 1.8 ，但是启动Nacos Server报错：[root@CentOS7 bin]# sh startup.sh -m standalonewhich: no javac in (/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64//bin:/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-0.