eBlocker project

eBlocker works as effectively as it does easily: unpack it, plug it in, ready. Without additional software installation and configuration. All you need is a free Ethernet port in your home network and off you go.

eBlocker official website

eBlocker also can support banana pi few boards;

video demo:

image download link:

more about BPI 4.0 service

http://wiki.banana-pi.org/Main_Page#BPI4.0_OEM_.26_ODM