1、下载相关安装包
CentOS-7 所有rpm包的仓库地址：http://mirror.centos.org/centos/7/os/x86_64/Packages/
- net-tools-2.0-0.25.20131004git.el7.x86_64.rpm快速下载地址：
http://mirror.centos.org/centos/7/os/x86_64/Packages/net-tools-2.0-0.25.20131004git.el7.x86_64.rpm
2、传输安装包到Linux
3、执行安装命令
rpm -ivh net-tools-2.0-0.25.20131004git.el7.x86_64.rpm
本文参考
https://dandelioncloud.cn/article/details/1608852994403811330