Improvings in camera system and network

Because the old camera system was outdated it had to be improved.

It was replaced with last technology Hikvision cameras, NVR and a PoE switch.

Because of these changes, the network had to be modified to fit the new camera system, so the students had the chance to learn how to assemble and configure cameras, how to manage a network, how to change RJ-45 connectors and also how to solder UTP cables.