chkconfig software package provides system tool to enable or disable system services, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install chkconfig
chkconfig is installed in your system.
Make ensure the chkconfig package were installed using the commands given below,
$ sudo dpkg-query -l | grep chkconfig *
You will get with chkconfig package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Administration Utilities |
| Package | chkconfig |
| Version | 11.4.54.60.1debian1 |
| Description | system tool to enable or disable system services |
| Sub Section | Admin |