1.基础软件

  1. yum -y install wget

2.修改软件源

  1.  mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
  2.  wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
  3.  yum clean all
  4.  yum makecache

3.IP工具包

由于要查看IP，设置静态IP，方便通信。需要下载net-tools包

  1. yum install -y net-tools

4.设置静态IP

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

  1. BOOTPROTO=static
  2. ONBOOT=yes
  3. #另外还有加上4个修改
  4. IPADDR=192.168.1.101
  5. GATEWAY=192.168.1.2
  6. NETMASK=255.255.255.248
  7. DNS1=192.168.1.2

重启网络服务
service network restart