Linux command to remove virtual interfaces or network aliases

On a Linux system, you can use the ip command to remove virtual interfaces or network aliases. ip is a utility that is part of the iproute2 suite of utilities, and it is used to configure and manage network interfaces, routes, and other aspects of the networking stack.

To remove a virtual interface or network alias, you can use the ip command with the link subcommand and the del option.

Here's an example of how to use ip to remove a virtual interface or network alias:

$ sudo ip link del <interface>

Replace <interface> with the name of the virtual interface or network alias that you want to remove.

For example, to remove the virtual interface eth0:1:

$ sudo ip link del eth0:1

This will delete the virtual interface or network alias, and it will no longer be available on the system.

Note: You will need to have the necessary privileges to run the sudo command.

It's also worth noting that the specific options and syntax for the ip command may vary depending on your Linux distribution and version. Consult the ip man page or documentation for your system for more information.

Keep in mind that removing a virtual interface or network alias can affect the networking configuration of the system, and it should be done with caution. Make sure to carefully plan and test any changes to the networking configuration before applying them to a production system.