centos7系统常用配置

1、centos7中没有ifconfig

安装net-tools即可

yum install -y net-tools

2、关闭selinux

查看selinux状态:getenforce

临时关闭:setenforce 0

永久关闭selinux:

vi /etc/selinux/config

将SELINUX=enforcing改为SELINUX=disabled ,重启后生效

3、关闭防火墙

临时关闭:systemctl stop firewalld

禁止开机启动:systemctl disable firewalld

4、报错

1、错误信息:Delta RPMs disabled because /usr/bin/applydeltarpm not installed.

解决:

yum provides '*/applydeltarpm'
yum install deltarpm
 

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转载自blog.csdn.net/alittleyatou/article/details/81629177