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Linux之CentOS7初始化配置

天蓝Sea 2022-11-25 阅读 177

1.关闭防火墙和SELinux

​systemctl stop firewalld​

​systemctl disable firewalld​


​setenforce 0​

​[root@server21 ~]# vim /etc/selinux/config​


2.设置IP地址和主机名

​vim /etc/sysconfig/network-scripts/ifcfg-ens33 ​


3.安装必要的软件

yum -y install vim wget lrzsz bash-comp* net-tools


4.设置Yum源

4.1设置本地源

​vim /etc/yum.repos.d/CentOS-Local.repo​

[centos local]
name=centos local
baseurl=file:///mnt
gpgcheck=0
enabled=1


4.2设置网络源

阿里镜像站:​​https://developer.aliyun.com/mirror/​​

​mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup​

​wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo​

​yum makecache​

​yum repolist​


4.3设置epel源

​mv /etc/yum.repos.d/epel.repo /etc/yum.repos.d/epel.repo.backup ​

​mv /etc/yum.repos.d/epel-testing.repo /etc/yum.repos.d/epel-testing.repo.backup​

​wget -O /etc/yum.repos.d/epel.repo https://mirrors.aliyun.com/repo/epel-7.repo​

​yum makecache​

​yum repolist​

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