设置ip和网关
ifconfig eth0 10.82.16.233 netmask 255.255.255.0
route add default gw 10.82.16.1

或者

ip addr add 192.168.0.100/24 dev enp0s4

ip link set dev enp0s4 up

ip route add default via 192.168.0.1

echo nameserver 208.67.222.222 >> /etc/resolv.conf

详细网络配置
https://www.cnblogs.com/mitnick/p/5111348.html
设置dsn
vim /etc/resolv.conf

nameserver 8.8.8.8
nameserver 10.82.1.3

换镜像源
/etc/pacman.d/mi*****

详细安装教程
https://www.linuxidc.com/Linux/2018-08/153579.htm

arch安装以及配置记录

原文：https://www.cnblogs.com/misfit/p/10689905.html