equivalent of chkconfig

[João M. S. Silva]

On 08/15/2015 09:02 AM, Tom H wrote:
> If you're using systemd, you should be able to use
> update-rc.d service enable
> update-rc.d service disable
> as in Debian

Since I get:

$ update-rc.d modemmanager enable
update-rc.d: /etc/init.d/modemmanager: file does not exist

does it mean I'm not using systemd? I don't seem to have systemd 
installed (Ubuntu 14.04.3 LTS).

-- 
João M. S. Silva