The solution to this problem is TOSIBOX®. It not only establishes a secure 128-bit encrypted VPN tunnel connection between two subscribers, but also makes setup foolproof and fast.
The lock now connected to the key can be installed in the BMS system to which remote access via the Internet is to be made. In the BMS system the connection to the Internet can be established in different ways. The customer can enable access or a 3G/4G USB modem can be connected independently.
With the USB key plugged in, the system can be accessed securely via the Internet from anywhere.