一 配置网络
TYPE="Ethernet"
PROXY_METHOD="none"
BROWSER_ONLY="no"
BOOTPROTO="static" # 使用静态IP地址,默认为dhcp
IPADDR="192.168.1.102" # 设置的静态IP地址
NETMASK="255.255.255.0" # 子网掩码
GATEWAY="192.168.1.1" # 网关地址
DNS1="192.168.1.1" # DNS服务器
#DNS2="172.20.10.1 "
DNS2="192.168.90.1"
DEFROUTE="yes"
IPV4_FAILURE_FATAL="no"
IPV6INIT="yes"
IPV6_AUTOCONF="yes"
IPV6_DEFROUTE="yes"
IPV6_FAILURE_FATAL="no"
IPV6_ADDR_GEN_MODE="stable-privacy"
NAME="ens33"
UUID="66c0a6eb-0b92-4a00-96e0-92e0980d69df"
DEVICE="ens33"
"ONBOOT="yes"
二 更新yum源:
centos7:
cd /etc/yum.repos.d
wget http://mirrors.aliyun.com/repo/Centos-7.repo
mv Centos-7.repo CentOs-Base.repo
yum clean all
yum makecache
yum update
cd ~
空间另有详细yum配置
centos6.5:
Centos6.6 yum源更新
1、备份
cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d//CentOS-Base.repo.ori
2、下载新的CentOS-Base.repo 到/etc/yum.repos.d/
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo
3、清理
yum clean all
4、更新缓存
yum makecache
yum install tree -y
yum update -y
三 配置时间
date
timedatectl set-timezone Asia/Shanghai
四 开启ssh
yum install -y openssl openssh-server
vim /etc/ssh/sshd_config
systemctl status sshd
五 关闭防火墙
关闭防火墙
#vim /etc/selinux/config
#setenforce 0
#systemctl stop firewalld