ubuntu - Putting a network interface up/down from command

Correct way of bringing network interface down in linux ifconfig shows the current enabled interfaces. ifconfig -a shows all the interfaces on the system, including those that are down. ifconfig dummy0 will show you the interface you asked for. As such, if you down an interface, it will not show if you do ifconfig, but will if you do ifconfig -a or ask for information about that particular interface. Linux ifconfig Command Tutorial for Beginners (7 Examples) ifconfig [interface-name] For example: Q4. How to disable or enable a network interface using ifconfig? To do this, just specify the 'down' or 'up' flags. For example, to disable an interface dubbed eth0, use the ifconfig command in the following way: ifconfig eth0 down. Similarly, to enable, use the following command: ifconfig eth0 up Q5. wireless - wlan0 not showing up in ifconfig/iwconfig - Ask

Apr 29, 2020

networking - ifconfig shows UP while ip link shows DOWN

Furthermore, you can set devices up or down (similar to ifconfig eth0 up or ifconfig eth0 down) simply by using: ip link set DEVICE up or ip link set DEVICE down. As shown above, there are lots of other objects that can be interacted with using the ip command. I’ll cover another: ip route, in another post. Replacing ifconfig with ip - Linux.com Aug 14, 2015 Solved: AIR-AP1815I Stop message in the console - Cisco