How do I disable network manager permanently?











up vote
11
down vote

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I'm using Ubuntu 18.04.1 LTS. I want to disable network manager on an Ubuntu machine, because (1) I don't need it, (2) I prefer having hardcoded configuration, and (3) network manager regularly causes issues by changing the DHCP configuration.



I tried to follow the official documentation:




Stop network manager



sudo systemctl stop NetworkManager.service


Disable network manager (permanently) to avoid it restarting after a reboot



sudo systemctl disable NetworkManager.service



Despite this, the network manager is back again every time I reboot the machine.



How can I make it go away?










share|improve this question


















  • 1




    Is there a reason you cannot simply uninstall NM?
    – user535733
    Nov 10 at 11:40










  • What do you want to use instead of NetworkManager - netplan as in server?
    – N0rbert
    Nov 10 at 11:48










  • @user535733: I didn't know network manager can be uninstalled. I'll check this one.
    – Arseni Mourzenko
    Nov 10 at 11:49






  • 1




    @N0rbert: just hardcoded configuration in /etc/network/interfaces and in /etc/resolv.conf. Don't know if there is an official name for that.
    – Arseni Mourzenko
    Nov 10 at 11:50










  • @ArseniMourzenko What is your desktop environment? If it is GNOME, then purging network-manager will remove gnome-control-center, which is essential part of GNOME.
    – N0rbert
    Nov 10 at 11:59















up vote
11
down vote

favorite
2












I'm using Ubuntu 18.04.1 LTS. I want to disable network manager on an Ubuntu machine, because (1) I don't need it, (2) I prefer having hardcoded configuration, and (3) network manager regularly causes issues by changing the DHCP configuration.



I tried to follow the official documentation:




Stop network manager



sudo systemctl stop NetworkManager.service


Disable network manager (permanently) to avoid it restarting after a reboot



sudo systemctl disable NetworkManager.service



Despite this, the network manager is back again every time I reboot the machine.



How can I make it go away?










share|improve this question


















  • 1




    Is there a reason you cannot simply uninstall NM?
    – user535733
    Nov 10 at 11:40










  • What do you want to use instead of NetworkManager - netplan as in server?
    – N0rbert
    Nov 10 at 11:48










  • @user535733: I didn't know network manager can be uninstalled. I'll check this one.
    – Arseni Mourzenko
    Nov 10 at 11:49






  • 1




    @N0rbert: just hardcoded configuration in /etc/network/interfaces and in /etc/resolv.conf. Don't know if there is an official name for that.
    – Arseni Mourzenko
    Nov 10 at 11:50










  • @ArseniMourzenko What is your desktop environment? If it is GNOME, then purging network-manager will remove gnome-control-center, which is essential part of GNOME.
    – N0rbert
    Nov 10 at 11:59













up vote
11
down vote

favorite
2









up vote
11
down vote

favorite
2






2





I'm using Ubuntu 18.04.1 LTS. I want to disable network manager on an Ubuntu machine, because (1) I don't need it, (2) I prefer having hardcoded configuration, and (3) network manager regularly causes issues by changing the DHCP configuration.



I tried to follow the official documentation:




Stop network manager



sudo systemctl stop NetworkManager.service


Disable network manager (permanently) to avoid it restarting after a reboot



sudo systemctl disable NetworkManager.service



Despite this, the network manager is back again every time I reboot the machine.



How can I make it go away?










share|improve this question













I'm using Ubuntu 18.04.1 LTS. I want to disable network manager on an Ubuntu machine, because (1) I don't need it, (2) I prefer having hardcoded configuration, and (3) network manager regularly causes issues by changing the DHCP configuration.



I tried to follow the official documentation:




Stop network manager



sudo systemctl stop NetworkManager.service


Disable network manager (permanently) to avoid it restarting after a reboot



sudo systemctl disable NetworkManager.service



Despite this, the network manager is back again every time I reboot the machine.



How can I make it go away?







network-manager






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 10 at 11:34









Arseni Mourzenko

1,84931128




1,84931128








  • 1




    Is there a reason you cannot simply uninstall NM?
    – user535733
    Nov 10 at 11:40










  • What do you want to use instead of NetworkManager - netplan as in server?
    – N0rbert
    Nov 10 at 11:48










  • @user535733: I didn't know network manager can be uninstalled. I'll check this one.
    – Arseni Mourzenko
    Nov 10 at 11:49






  • 1




    @N0rbert: just hardcoded configuration in /etc/network/interfaces and in /etc/resolv.conf. Don't know if there is an official name for that.
    – Arseni Mourzenko
    Nov 10 at 11:50










  • @ArseniMourzenko What is your desktop environment? If it is GNOME, then purging network-manager will remove gnome-control-center, which is essential part of GNOME.
    – N0rbert
    Nov 10 at 11:59














  • 1




    Is there a reason you cannot simply uninstall NM?
    – user535733
    Nov 10 at 11:40










  • What do you want to use instead of NetworkManager - netplan as in server?
    – N0rbert
    Nov 10 at 11:48










  • @user535733: I didn't know network manager can be uninstalled. I'll check this one.
    – Arseni Mourzenko
    Nov 10 at 11:49






  • 1




    @N0rbert: just hardcoded configuration in /etc/network/interfaces and in /etc/resolv.conf. Don't know if there is an official name for that.
    – Arseni Mourzenko
    Nov 10 at 11:50










  • @ArseniMourzenko What is your desktop environment? If it is GNOME, then purging network-manager will remove gnome-control-center, which is essential part of GNOME.
    – N0rbert
    Nov 10 at 11:59








1




1




Is there a reason you cannot simply uninstall NM?
– user535733
Nov 10 at 11:40




Is there a reason you cannot simply uninstall NM?
– user535733
Nov 10 at 11:40












What do you want to use instead of NetworkManager - netplan as in server?
– N0rbert
Nov 10 at 11:48




What do you want to use instead of NetworkManager - netplan as in server?
– N0rbert
Nov 10 at 11:48












@user535733: I didn't know network manager can be uninstalled. I'll check this one.
– Arseni Mourzenko
Nov 10 at 11:49




@user535733: I didn't know network manager can be uninstalled. I'll check this one.
– Arseni Mourzenko
Nov 10 at 11:49




1




1




@N0rbert: just hardcoded configuration in /etc/network/interfaces and in /etc/resolv.conf. Don't know if there is an official name for that.
– Arseni Mourzenko
Nov 10 at 11:50




@N0rbert: just hardcoded configuration in /etc/network/interfaces and in /etc/resolv.conf. Don't know if there is an official name for that.
– Arseni Mourzenko
Nov 10 at 11:50












@ArseniMourzenko What is your desktop environment? If it is GNOME, then purging network-manager will remove gnome-control-center, which is essential part of GNOME.
– N0rbert
Nov 10 at 11:59




@ArseniMourzenko What is your desktop environment? If it is GNOME, then purging network-manager will remove gnome-control-center, which is essential part of GNOME.
– N0rbert
Nov 10 at 11:59










2 Answers
2






active

oldest

votes

















up vote
13
down vote



accepted










The method depends on desktop environment:





  • For Ubuntu MATE 18.04.1 LTS purging network-manager package is safe. You can simply run:



    sudo apt-get purge network-manager



  • For Ubuntu 18.04.1 LTS with GNOME desktop purging network-manager package will also purge ubuntu-desktop and gnome-control-center (essential part of GNOME desktop). So it is not an option.



    Here you should disable NetworkManager service (as you have already done):



    sudo systemctl stop NetworkManager.service
    sudo systemctl disable NetworkManager.service


    and three more services:



    sudo systemctl stop NetworkManager-wait-online.service
    sudo systemctl disable NetworkManager-wait-online.service

    sudo systemctl stop NetworkManager-dispatcher.service
    sudo systemctl disable NetworkManager-dispatcher.service

    sudo systemctl stop network-manager.service
    sudo systemctl disable network-manager.service


    and then reboot.






Notes:

1. You can read more about network configuration with /etc/network/interfaces from Ubuntu 16.04 LTS Server Guide.

2. Modern Ubuntu 18.04 LTS server uses netplan, you can read about it in the Ubuntu 18.04 LTS Server Guide.






share|improve this answer






























    up vote
    5
    down vote













    Try the mask command:



    sudo systemctl stop NetworkManager.service
    sudo systemctl mask NetworkManager.service



    mask NAME...



    Mask one or more units, as specified on the command line. This will link these unit files to /dev/null, making it impossible to start them.

    This is a stronger version of disable, since it prohibits all kinds of activation of the unit, including enablement and manual activation. Use this option with care. This honors the --runtime option to only mask temporarily until the next reboot of the system.

    The --now option may be used to ensure that the units are also
    stopped. This command expects valid unit names only, it does not accept unit file paths.







    share|improve this answer























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      2 Answers
      2






      active

      oldest

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      2 Answers
      2






      active

      oldest

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      active

      oldest

      votes






      active

      oldest

      votes








      up vote
      13
      down vote



      accepted










      The method depends on desktop environment:





      • For Ubuntu MATE 18.04.1 LTS purging network-manager package is safe. You can simply run:



        sudo apt-get purge network-manager



      • For Ubuntu 18.04.1 LTS with GNOME desktop purging network-manager package will also purge ubuntu-desktop and gnome-control-center (essential part of GNOME desktop). So it is not an option.



        Here you should disable NetworkManager service (as you have already done):



        sudo systemctl stop NetworkManager.service
        sudo systemctl disable NetworkManager.service


        and three more services:



        sudo systemctl stop NetworkManager-wait-online.service
        sudo systemctl disable NetworkManager-wait-online.service

        sudo systemctl stop NetworkManager-dispatcher.service
        sudo systemctl disable NetworkManager-dispatcher.service

        sudo systemctl stop network-manager.service
        sudo systemctl disable network-manager.service


        and then reboot.






      Notes:

      1. You can read more about network configuration with /etc/network/interfaces from Ubuntu 16.04 LTS Server Guide.

      2. Modern Ubuntu 18.04 LTS server uses netplan, you can read about it in the Ubuntu 18.04 LTS Server Guide.






      share|improve this answer



























        up vote
        13
        down vote



        accepted










        The method depends on desktop environment:





        • For Ubuntu MATE 18.04.1 LTS purging network-manager package is safe. You can simply run:



          sudo apt-get purge network-manager



        • For Ubuntu 18.04.1 LTS with GNOME desktop purging network-manager package will also purge ubuntu-desktop and gnome-control-center (essential part of GNOME desktop). So it is not an option.



          Here you should disable NetworkManager service (as you have already done):



          sudo systemctl stop NetworkManager.service
          sudo systemctl disable NetworkManager.service


          and three more services:



          sudo systemctl stop NetworkManager-wait-online.service
          sudo systemctl disable NetworkManager-wait-online.service

          sudo systemctl stop NetworkManager-dispatcher.service
          sudo systemctl disable NetworkManager-dispatcher.service

          sudo systemctl stop network-manager.service
          sudo systemctl disable network-manager.service


          and then reboot.






        Notes:

        1. You can read more about network configuration with /etc/network/interfaces from Ubuntu 16.04 LTS Server Guide.

        2. Modern Ubuntu 18.04 LTS server uses netplan, you can read about it in the Ubuntu 18.04 LTS Server Guide.






        share|improve this answer

























          up vote
          13
          down vote



          accepted







          up vote
          13
          down vote



          accepted






          The method depends on desktop environment:





          • For Ubuntu MATE 18.04.1 LTS purging network-manager package is safe. You can simply run:



            sudo apt-get purge network-manager



          • For Ubuntu 18.04.1 LTS with GNOME desktop purging network-manager package will also purge ubuntu-desktop and gnome-control-center (essential part of GNOME desktop). So it is not an option.



            Here you should disable NetworkManager service (as you have already done):



            sudo systemctl stop NetworkManager.service
            sudo systemctl disable NetworkManager.service


            and three more services:



            sudo systemctl stop NetworkManager-wait-online.service
            sudo systemctl disable NetworkManager-wait-online.service

            sudo systemctl stop NetworkManager-dispatcher.service
            sudo systemctl disable NetworkManager-dispatcher.service

            sudo systemctl stop network-manager.service
            sudo systemctl disable network-manager.service


            and then reboot.






          Notes:

          1. You can read more about network configuration with /etc/network/interfaces from Ubuntu 16.04 LTS Server Guide.

          2. Modern Ubuntu 18.04 LTS server uses netplan, you can read about it in the Ubuntu 18.04 LTS Server Guide.






          share|improve this answer














          The method depends on desktop environment:





          • For Ubuntu MATE 18.04.1 LTS purging network-manager package is safe. You can simply run:



            sudo apt-get purge network-manager



          • For Ubuntu 18.04.1 LTS with GNOME desktop purging network-manager package will also purge ubuntu-desktop and gnome-control-center (essential part of GNOME desktop). So it is not an option.



            Here you should disable NetworkManager service (as you have already done):



            sudo systemctl stop NetworkManager.service
            sudo systemctl disable NetworkManager.service


            and three more services:



            sudo systemctl stop NetworkManager-wait-online.service
            sudo systemctl disable NetworkManager-wait-online.service

            sudo systemctl stop NetworkManager-dispatcher.service
            sudo systemctl disable NetworkManager-dispatcher.service

            sudo systemctl stop network-manager.service
            sudo systemctl disable network-manager.service


            and then reboot.






          Notes:

          1. You can read more about network configuration with /etc/network/interfaces from Ubuntu 16.04 LTS Server Guide.

          2. Modern Ubuntu 18.04 LTS server uses netplan, you can read about it in the Ubuntu 18.04 LTS Server Guide.







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Nov 10 at 12:22

























          answered Nov 10 at 12:14









          N0rbert

          18.9k54088




          18.9k54088
























              up vote
              5
              down vote













              Try the mask command:



              sudo systemctl stop NetworkManager.service
              sudo systemctl mask NetworkManager.service



              mask NAME...



              Mask one or more units, as specified on the command line. This will link these unit files to /dev/null, making it impossible to start them.

              This is a stronger version of disable, since it prohibits all kinds of activation of the unit, including enablement and manual activation. Use this option with care. This honors the --runtime option to only mask temporarily until the next reboot of the system.

              The --now option may be used to ensure that the units are also
              stopped. This command expects valid unit names only, it does not accept unit file paths.







              share|improve this answer



























                up vote
                5
                down vote













                Try the mask command:



                sudo systemctl stop NetworkManager.service
                sudo systemctl mask NetworkManager.service



                mask NAME...



                Mask one or more units, as specified on the command line. This will link these unit files to /dev/null, making it impossible to start them.

                This is a stronger version of disable, since it prohibits all kinds of activation of the unit, including enablement and manual activation. Use this option with care. This honors the --runtime option to only mask temporarily until the next reboot of the system.

                The --now option may be used to ensure that the units are also
                stopped. This command expects valid unit names only, it does not accept unit file paths.







                share|improve this answer

























                  up vote
                  5
                  down vote










                  up vote
                  5
                  down vote









                  Try the mask command:



                  sudo systemctl stop NetworkManager.service
                  sudo systemctl mask NetworkManager.service



                  mask NAME...



                  Mask one or more units, as specified on the command line. This will link these unit files to /dev/null, making it impossible to start them.

                  This is a stronger version of disable, since it prohibits all kinds of activation of the unit, including enablement and manual activation. Use this option with care. This honors the --runtime option to only mask temporarily until the next reboot of the system.

                  The --now option may be used to ensure that the units are also
                  stopped. This command expects valid unit names only, it does not accept unit file paths.







                  share|improve this answer














                  Try the mask command:



                  sudo systemctl stop NetworkManager.service
                  sudo systemctl mask NetworkManager.service



                  mask NAME...



                  Mask one or more units, as specified on the command line. This will link these unit files to /dev/null, making it impossible to start them.

                  This is a stronger version of disable, since it prohibits all kinds of activation of the unit, including enablement and manual activation. Use this option with care. This honors the --runtime option to only mask temporarily until the next reboot of the system.

                  The --now option may be used to ensure that the units are also
                  stopped. This command expects valid unit names only, it does not accept unit file paths.








                  share|improve this answer














                  share|improve this answer



                  share|improve this answer








                  edited Nov 11 at 16:32

























                  answered Nov 10 at 15:41









                  abu_bua

                  2,91971021




                  2,91971021






























                       

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