Companies should keep every equipmet, esspecially located at core networks, working as long as possible without any decrease on performance criteria. The investment strategies on hardware based on higher ROI and longer economic life of usage. The alternatives evaluated according to these two criterias.

The best investment should has the biggest ROI ratio. Out of work equipments decreases ROI rate and profitability also. It is necessary to keep the devices and every component working devices in infrastructure.

Maintenance activities shoud be scheduled, if any problem occurs, the professional support should be given immediately so 7/24 maintenance and support service is needed.

PL4C Tech. Sol. gives professional maintenance and support services to customers who wants to keep the systems working.