cat /etc/rehat-release
cat /etc/issue
lsb_release -a
vi /etc/rc.d/rc.local # 开机自动启动设置
vi /etc/selinux/config
SELINUX=enforcing >>> SELINUX=disabled
setenforce 0
uptime
getconf LONG_BIT #查看64/32位
最简单的独立运行 rsync 服务的方法:
/usr/bin/rsync --daemon
centos7下配置dns:
nmcli connection show # 查看当前启动的连接
nmcli con mod eth0 ipv4.dns 61.139.2.69 #更改dns
nmcli con up eth0 #配置生效
centos7的防火墙是firewall,so,加端口:
firewall-cmd –zone=public –add-port=8080/tcp –permanent
–zone作用域
–add-port=8080/tcp添加端口,端口/通讯协议
firewall-cmd –reload (重启防火墙)
systemctl enable docker(开机启动docker)
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