Configuring a Static IP Address on Red Hat Enterprise Linux 9

For system administrators working with Red Hat Enterprise Linux (RHEL) 9, configuring a static IP address is a key task to ensure consistent network connectivity. A static IP provides a permanent address for a server, which is critical for services that rely on stable network communication. This article will walk through the steps required to configure a static IP on RHEL 9 using the latest network configuration methods.

Introduction to Network Interface Configuration

In RHEL 9, network interfaces are configured using the keyfile format, replacing the older ifcfg method used in earlier versions. The keyfile format allows for more advanced and flexible network configurations, making it easier to manage modern networking requirements.

Step-by-Step Guide to Configuring a Static IP Address

Step 1: Identify Network Interfaces

The first step in configuring a static IP is to identify the network interface you will configure. To list all available network interfaces, use the following command:

nmcli device status

This command will show all network devices, including their current state and the assigned name…