Switch to the root user directory. Type "ifconfig" and press Enter. Locate the item that you want to change the IP address of. Verify. An IP (Internet Protocol) address is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication. IPv4 addresses are in the format of four sets of numbers separated by periods. The ip command is used to assign an address to a network interface and/or configure network interface parameters on Linux operating systems. This command replaces old good and now deprecated ifconfig command on modern Linux distributions. The console is used for accessing the MikroTik Router's configuration and management features using text terminals, either remotely using a serial port, telnet, SSH, console screen within WinBox, or directly using monitor and keyboard.