nmcli command HowTo - Linux / Unix Q & A from nixCraft

How to add network bridge with nmcli (NetworkManager) on Linux

in CentOS, Debian / Ubuntu, Linux, Networking, Suse, Ubuntu Linux last updated January 28, 2018

I am using Debian Linux 9 “stretch” on the desktop. I would like to create network bridge with NetworkManager. But, I am unable to find the option to add br0. How can I create or add network bridge with nmcli for NetworkManager on Linux?
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How to import a OpenVPN .ovpn file with Network Manager or Command Line in Linux

in CentOS, Debian / Ubuntu, Linux, OpenVPN, RedHat and Friends, Suse last updated October 20, 2017

I have installed an OpenVPN server on a Debian Linux server. I have a client.ovpn file for my VPN server. How do I use it with Network Manager GUI? Is it possible to install or import client.ovpn file using the command line with Network Manager on a Ubuntu Linux or CentOS Linux desktop?

Linux Force DHCP Client (dhclient) to Renew IP Address

in CentOS, Debian / Ubuntu, Linux, Networking, RedHat and Friends last updated February 17, 2017

I‘m using Ubuntu Linux. How to force Linux to reacquire a new IP address from the DHCP server? What is the command in Linux equivalent to Windows’ “ipconfig /renew” command?