Step by Step to Disable NetworkManager on Linux Fedora 10

   The step by step article below show the example of disable NetworkManager on Linux Fedora 10.  The Network Manager usually automatically start on Linux Fedora 10 and sometimes its hard to configure network on Fedora 10 if we did not disable NetworkManager service.  The step by step example on disable NetworkManager start from,.. Stop NetworkManager service ( deactivate NetworkManager ) and then disable NetworkManager from auto start when we restart or reboot our Linux Fedora 10 system.

Stop NetworkManager (Deactivate NetworkManager).

1.  Log in on Linux Fedora 10 system.

2.  Open X Terminal if you using the Graphical Linux desktop.

3.  Use the su command as example below to get the root user privileges (change to root user)

[fedora10@fedora ~]$ su

Password:            <-- Key in root user password here and hit Enter key.

[root@fedora fedora10]#

4.  Check NetworkManager service status...

[root@fedora fedora10]# service NetworkManager status

NetworkManager (pid  5054) is running...

[root@fedora fedora10]#

5.  Stop NetworkManager service by executing the service command as show on example below.

[root@fedora fedora10]# service NetworkManager stop

Stopping NetworkManager daemon:                            [  OK  ]

[root@fedora fedora10]#

6.  Verify that the NetworkManager service status again ( to make sure that the NetworkManager service stop) by execute the service command as shown on example below.

[root@fedora fedora10]# service NetworkManager status

NetworkManager is stopped

[root@fedora fedora10]#

Disable NetworkManager auto start ( disable Network Manager automatic start on runlevel 3, runlevel 4 and runlevel 5 )

   After you stop the NetworkManager service, now it time to make sure that the NetworkManager service not auto start when you start or restart your Linux Fedora 10 server.  The step by step procedure below going to guide you to disable NetworkManager service from automatically start.

1.  Use the chkconfig command as example below to view NetworkManager status on every runlevel in the Linux Fedora 10 system... The result from chkconfig command below show that NetworkManager status is on in runlevel 2, runlevel 3, runlevel 4 and runlevel 5, that mean that the NetworkManager is start / activated / automatically start on these runlevel.

[root@fedora fedora10]# chkconfig --list NetworkManager

NetworkManager  0:off   1:off   2:on    3:on    4:on    5:on    6:off

[root@fedora fedora10]#

2.  To disable NetworkManager from automatically start, execute the chkconfig as show on example below.  The chkconfig command below change NetworkManager status from on to off state in runlevel 2, runlevel 3, runlevel 4 and runlevel 5

[root@fedora fedora10]# chkconfig --level 2345 NetworkManager off

[root@fedora fedora10]#

3.. Verify the procedure to disable NetworkManager from automatically start successful by executing the chkconfig command as show on example below.

[root@fedora fedora10]# chkconfig --list NetworkManager

NetworkManager  0:off   1:off   2:off   3:off   4:off   5:off   6:off

[root@fedora fedora10]#

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