How to modify IP address, Gateway, and DNS in Linux command line

This article describes how to modify the IP address, Gateway, and DNS of a Linux command line. Change the Nic eth0IP to 10216801ifconfigeth010216801netmask2552552550

This article describes how to modify the IP address, Gateway, and DNS of a Linux command line.

Nic eth0 IP address changed to 102.160.1

Ifconfig eth0 102.160.1 netmask 255.255.255.0

Change gateway to 102.160.254

Route add default gw 102.160.254

Linux command line dns modification

Echo "nameserver 202.202.202.20">/etc/resolv. conf

Restart network service

/Etc/rc. d/init. d/network restrart

Attach an optical drive to a Linux command line

1. create a cdrom directory under the mnt Directory

Cd/mnt

Mkdir cdrom

2. mount the optical drive on the Linux command line

Mount-t iso9660/dev/cdrom/mnt/cdrom

3. unmount the optical drive using the Linux command line

Umount/mnt/cdrom

The above is the Linux command line to modify the IP address, Gateway, DNS method.