nat-rtsp-dkms 0.7+1.g2ea3cb6-1 (arm64 binary) in ubuntu trusty

 Real Time Streaming Protocol is a network control protocol designed for use in
 entertainment and communications systems to control streaming media servers.
 .
 For example in France, the modem provided by Free ISP (Freebox) uses this
 protocol to broadcast TV/radio channels on the LAN. This module is required
 for any router between the modem and end-users.