The DHCP protocol allows a host to contact a central server which maintains a list of IP addresses which one can assign to one or more subnets. This protocol reduces system administration workload, allowing devices to be added to the network with little or no manual configuration. WARNING! Many firewalls only allow access to specific nameservers only. So make sure your nameservers are supported. A
![Linux Make Sure /etc/resolv.conf Never Get Updated By DHCP Client](https://cdn-ak-scissors.b.st-hatena.com/image/square/f7b5614da0fd74f2a22148fc94cdaebc260afeb1/height=288;version=1;width=512/https%3A%2F%2Fwww.cyberciti.biz%2Fmedia%2Fnew%2Ffaq%2F2008%2F09%2FLinux-Make-Sure-resolv.conf-Never-Get-Updated-By-DHCP-Client.png)