To manage network interfaces on Ubuntu Server 24.10, follow these steps:
Use the ip command
Ubuntu 24.10 uses the ip command for managing network interfaces, replacing older tools like ifconfig. This command offers more robust and modern functionality.
Step 1 : Show Network Information with ip addr show
To check the status of all network interfaces, run:
Step 2 : Alternatively, Use ip a for a Shorter Command
You can also use a shorthand version of the above command:
Step 3 : Bring an Interface Down and Up (Example: enp0s3)
To disable (bring down) a network interface, use the following command:
To enable (bring up) the interface again:
Use the ifconfig Command
If you prefer the older ifconfig tool, follow the next steps to install and use it.
Step 4 : Install net-tools
ifconfig is part of the deprecated net-tools package. To install it, run:
Step 5 : Show Network Information with ifconfig
Once installed, you can check network interface details with:
Step 6 : Bring an Interface Down and Up with ifconfig
To bring down the interface enp0s3 using ifconfig:
To bring it back up:
Congratulations! You have successfully learned how to manage network interfaces on Ubuntu Server 24.10 using both the modern ip command and the legacy ifconfig tool.