Linux 101 : Configuring a service to initiate after the networking - -

The services of systemd live in the "/lib/systemd/system/" and "/usr/lib/systemd/system/directories.

Setting a service to start after the networking:

To set a service to start after the networking processes have started,
We would need to edit the configuration file of the service. 
To do so we use:

And we add the below line to the configuration file:

For the changes to take effect, we use the below command to restart the systemd service:

The is a target which is comparable to the runlevels in the SysVinit system. 

Runlevels to Targets correspondance:

We can see that the runlevels are symbolic links to the systemd targets as below:


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