Setting up network using a NetworkManager connection editor GUI tool in Red Hat 7 – EASY!!!

Red Hat Enterprise Linux 7: Setting up network using a NetworkManager connection editor GUI tool (nm-connection-editor command).

1) If you have “Minimal Install” of RHEL then you need to install group “X Window system” and packages xterm, liberation-sans-fonts and nm-connection-editor. If you have “Server with GUI” or “GNOME Desktop” Base Environment installed then you don’t have to install anything – just run nm-connection-editor command.

1.1) Install group “X Window system”

yum groupinstall "X Window system"

1.2) Install packages xterm, liberation-sans-fonts and nm-connection-editor

yum install xterm
yum install liberation-sans-fonts
yum install nm-connection-editor

2) Once group “X Window system” and packages xterm, liberation-sans-fonts and nm-connection-editor are installed run xinit command.

xinit

3) Run command nm-connection-editor from xterm window:

nm-connection-editor

3.1) To find out Network Interface name use command “ip a” or nmcli dev

ip a
nmcli dev

3.2) Fill in desired network configuration details (IP addr, netmask, default gateway and DNS servers) to nm-connection-editor window.

4) To pick up new updated network details (IP addr, netmask, default gateway and DNS servers) run command:

nmcli con up <connection_name>

5) Verify network configuration

5.1) To check your IP address, please use “ip a” command:

ip a

5.2) To verify your default gateway, please use “ip r” command:

ip r

5.3) To verify DNS servers configuration, please use dig command:

dig redhat.com

NOTE: you need to install bind-utils package for dig command.

yum install bind-utils

5.4) You can also try to ping some remote server:

ping redhat.com

Related Video Tutorials:

Red Hat Enterprise Linux v7 networking

Calculate netmask, network and broadcast address – EASY!

Network Interface naming convention in Red Hat 7

Setting up network without NetworkManager in Redhat 7

Setting up network using NetworkManager and network scripts in Redhat 7

Setting up network using a NetworkManager text user interface (nmtui) in Red Hat 7 – EASY!!!

Setting up network in Red Hat 7 in less than a minute – QUICK & EASY!!!

Setting up network using a NetworkManager command line interface (nmcli) in Red Hat 7

nmcli cheat! Setting up network using nmcli in Red Hat 7 in less than a 30 seconds – QUICK & EASY!!!

Setting up network using a NetworkManager connection editor GUI tool in Red Hat 7 – EASY!!!

Complete Beginners Guide to Linux Network Configuration – GUI & Easy!

NetworkManager connection priority – manage network profile priority in Linux.