1.虚拟机软件安装CentOs1-1。CentOs下载：http://mirrors.163.com/centos/7/isos/x86_64/CentOS-7-x86_64-Minimal-1804.iso地址：http://mirrors.163.com/centos...1-2。百度网盘：https://pan.baidu.com/s/1boIFOC3密码：v8h31-3。官方下载地址：https://www.centos.org/download/2。准备2-1查看ipifconfigipaddrvi/etc/sysconfig/network-scripts/ifconfig-en3[root@localhost~]#cd/etc/sysconfig/network-scripts[root@localhostnetwork-scripts]#viifcfg-enp0s3修改ifcfg-enp0s3TYPE=EthernetPROXY_METHOD=noneBROWSER_ONLY=noBOOTPROTO=dhcpDEFROUTE=yesIPV4_FAILURE_FATAL=noIPV6INIT=yesIPV6_AUTOCONF=yesIPV6_DEFROUTE=yesIPV6_FAILURE_FATAL=noIPV6_ADDR_GEN_MODE=stable-privacyNAME=enp0s3UUID=f0db1d0a-0102-48c0-8581-d0834f11e4beDEVICE=enp0s3ONBOOT=yes//把no改成yes执行：servicenetworkrestart（此时执行ipaddr，网络已通）shutdown-bridge-start，与电脑网络连接无关这次！2-2注意：将设置中的网络改为：networkbridgereboot//restartyuminstallnet-toolsifconfig//192.168.1.33，替换默认源wget（下载默认不安装）yuminstallwgethttp:///mirrors.163.com/.help/...（忽略）mv/etc/yum.repos.d/CentOS-Base.repo/etc/yum.repos.d/CentOS-Base.repo.backup[root@localhost~]#cd/etc/yum.repos.d/[root@localhostyum.repos.d]#wgethttp://mirrors.163.com/.help/...执行以下命令生成缓存yum清除所有yummakecache3-1。安装vim1:[root@localhostyum.repos.d]#yuminstallvim2:安装成功后验证[root@localhostyum.repos.d]#vim/etc/sysconfig/network-scripts/ifcfg-enp0s3如果正常可以打开
