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How to Disable Network Manager

February 20, 2018 , 5:31 pm


The Network Manager service automates the network’s settings and disrupts connections to the IP addresses that reside in the ipaliases module.

 

Disable the Network Manager service

To disable the Network Manager service, perform the following steps:

1.) Disable Network Manager with the following commands:

Disable NetworkManager on CentOS 6, CloudLinux 6, Red Hat Enterprise Linux 6 (RHEL),

    service NetworkManager stop
    chkconfig NetworkManager off
Disable NetworkManager on CentOS 7, CloudLinux 7,
systemctl stop NetworkManager.service
systemctl disable NetworkManager.service
2.) Change to the /etc/sysconfig/network-scripts directory.
     Open each configuration file with your preferred text editor and set the following keys’ values:

    NM_CONTROLLED=no

    ONBOOT=yes
3.) Run the following commands to restart the network:
      Restart the network on CentOS 6, CloudLinux 6, RHEL 6
  chkconfig network on
  service network start
Restart the network on CentOS 7, CloudLinux 7, or RHEL 7
  systemctl enable network.service
  systemctl start network.service

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