Configure a static IP address on Ubuntu Linux

Would you like to learn how to configure a static IP address on Ubuntu Linux? In this tutorial, we are going to show you all the steps required to configure a static IP address on a computer running Ubuntu Linux.

• Ubuntu 18.04
• Ubuntu 19.10
• Ubuntu 20.04

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Tutorial Ubuntu – Detect the network interface

Verify if the Ubuntu Linux detected the network interface.

As an example, here is our command output.

Take note of the network interface logical name.

In our example, the system detected a network interface named ENP0S3.

Tutorial Ubuntu – Configure a static IP address

Access the Netplan directory and list the configuration files available.

Here is the command output.

In our example, we found a file named: 00-INSTALLER-CONFIG.YAML

In our example, the system detected a network interface named ENP0S3.

Keep in mind that your file name may not be the same as ours.

Edit the network configuration file.

Here is the file content, before our configuration.

Here is the file content, after our configuration.

Be careful, YAML files are extremely sensitive to indentation errors.

Enable the new network configuration.

In our example, the network interface named ENP0S3 was configured.

This network interface was configured to use the IP address 192.168.100.100.

Tutorial Ubuntu – Verify the network configuration

Verify the network configuration using the IP command.

Here is the command output.

Or verify the network configuration using the IFCONFIG command.

Here is the command output.

Verify the routing table.

Here is the command output.

Congratulations! You configured a static IP address on the Ubuntu Linux.