Linux Ask!

Linux Ask! is a Q & A web site specific for Linux related questions. Questions are collected, answered and audited by experienced Linux users.

How to change the DNS setting?

Answer:

1. Edit the /etc/resolv.conf file, assume Debian/Ubuntu

sudo vi /etc/resolv.conf

2. Add or replace, e.g. using Google Public DNS servers

nameserver 8.8.8.8
nameserver 8.8.4.4

3. Done.

Safely reboot a Linux server?

Answer: Use the following command:

shutdown -r now