Why do I need to install a box (or HyperBox) next to the device?

Essential to create a secure path to your device so that only authorised people can access and that what they do cannot be intercepted by others.
Essential to guarantee access even when primary network access is down or compromised.
Essential to monitor your device health and report faults in real time.
Essential to have local access to console (mainly routers/firewalls).
Essential to have local access to Video keyboard and mouse (KVM) and remote the CD/DVD units on a Server/PC.
Essential to have hardware control to the mains supply to the device to be able to turn it off and back on again in case of total malfunction.
Essential to monitor the quality of the mains your device is getting.
Essential to monitor locally placed sensor for temperature, humidity and physical access control.