
1) Custom firmware
Found on
https://www.crosswordclues.com/clue/neighbornode

Neighbornode is a captive portal on a residential Wi-Fi hotspot containing a message board. It is designed to make neighbors who share an internet connection know each other better. The message board can only be accessed within range of the hotspot. Individual Neighbornodes can be linked together to create a supernode, vaguely like Fidonet. It is ...
Found on
http://en.wikipedia.org/wiki/Neighbornode
No exact match found.