How To Use Etc Network Interfaces

Auto eth1 iface eth1 inet dhcp.

How to use etc network interfaces. User can t change system files so it is necessary to run your text editor in root aka super user mode. Edit the etc network interfaces by entering the following command in terminal. In etc network interfaces the basic configuration of interfaces is stored. This file describes the network interfaces available on your system and how to activate them. For more information see interfaces 5.

Inet is the name for ipv4 inet6 for ipv6. Note that end of line comments are not supported comments must be on a line of their own. Lines starting with are ignored. Setup an isc dhcp server for your network. Now edit your network interface configuration file etc network interfaces and configure it.

Use the nm connection editor utility that provides a gui in order to add modify and delete existing connections. Add your configuration file to the system connections directory located at etc networkmanager. Sudo systemctl restart networking. Save the file and restart networking services using the below command. For the example we are configuring eth0 interface to get ip address from dhcp server and eth1 will have a static ip address.

Then add the following lines. This is where you configure how your system is connected to the network. Alt f2 kdesudo kate etc network interfaces will open. Setup static ip on interface. To set a static ip address you have to edit etc network interfaces.

The man page says what comes after the interface name is the address family that the interface uses. Sudo vi etc network interfaces. To add new network connections using network manager you can. Alt f2 kdesudo kate with no quote marks and then entering your password at the prompt will open kate in super user mode. The loopback network interface auto lo iface lo inet loopback the primary network interface auto eth0 iface eth0 inet static address 172 21 35 110 netmask 255 255 255 0 network 172 21 35 0 broadcast 172.