Introduction

Ifconfig is a Linux command used to configure network interfaces. It is used to view and change the configuration of the network interfaces on a Linux system. It can be used to set up, configure, and troubleshoot network connections. It can also be used to view the IP address, netmask, broadcast address, and other information about the network interface. Ifconfig is a powerful tool that can be used to configure and troubleshoot network connections on a Linux system.

Examples

The ifconfig command is used to configure network interfaces in Linux. It is used to view and change the configuration of the network interfaces on a system.

Syntax:

ifconfig [interface]

Example:

ifconfig eth0

This command will display the configuration of the eth0 interface.

Using the ifconfig Command on Linux

The ifconfig command is a powerful tool used to configure network interfaces on Linux systems. It is used to view and change the configuration of the network interfaces on your system. With ifconfig, you can configure an interface, assign an IP address, enable or disable an interface, and much more.

Viewing Network Interfaces

To view the network interfaces on your system, use the following command:

ifconfig

This will display a list of all the network interfaces on your system, along with their IP addresses, netmasks, and other information.

Configuring an Interface

To configure an interface, use the following command:

ifconfig [interface] [IP address] netmask [netmask]

Replace [interface] with the name of the interface you want to configure, and [IP address] and [netmask] with the IP address and netmask you want to assign to the interface.

Enabling and Disabling an Interface

To enable an interface, use the following command:

ifconfig [interface] up

To disable an interface, use the following command:

ifconfig [interface] down

Replace [interface] with the name of the interface you want to enable or disable.

Conclusion

The ifconfig command is a powerful tool for configuring network interfaces on Linux systems. With ifconfig, you can view and change the configuration of the network interfaces on your system. You can also enable and disable interfaces with ifconfig.