Restart Network Service on CentOS 8 or RHEL 8

This tutorial will help you to Start/Stop and Restart the network services on a CentOS 8 or RHEL 8 Linux system. Here are the two methods available. We prefer method 1 to use.

Method 1 – Using NetworkManager Service

Use the followings commands to start/stop network service on your CentOS/RHEL 8 Linux system.

sudo systemctl start NetworkManager.service
sudo systemctl stop NetworkManager.service

Use the followings commands to restart network service on your CentOS/RHEL 8 Linux system.

sudo systemctl restart NetworkManager.service

Method 2 – Using nmcli Tool

The nmcli is the command-line utility for the managing NetworkManager on CentOS/RHEL 8 Linux system. You can simply use this utility to stop/start network service on your CentOS 8 or RHEL 8 system.

WARNING – Do not run nmcli networking off for the remotely connected systems. This will disable the NetworkManager network connections on the machine and you will lose connection.

sudo nmcli networking off
sudo nmcli networking on

The above command will disable/enable the network connections on CentOS 8 or RHEL 8 Linux system.