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How to change IP address by setting a static IP.

In this tutorial, you will see how to change to static IP or DHCP, and edit the other aforementioned network settings on Ubuntu Server.

In addition to the IP address configuration, Linux administrators may also need to set the DNS server and default gateway, or setup a virtual IP address. A static IP address allows you to manually select your IP address by configuring it on the Linux system, whereas DHCP relies on the router or DHCP server to lease you an IP address – either a reserved one or the next available one that is currently free, depending on the setup. You have two options when configuring the IP address on your Ubuntu Server, and that is either a static IP address or DHCP.