The tunnels framework handles the tracking/logging of tunnels (e.g. Teredo, AYIYA, or IP-in-IP such as 6to4 where “IP” is either IPv4 or IPv6).
base/frameworks/tunnels/__load__.bro
base/frameworks/tunnels/main.bro
This script handles the tracking/logging of tunnels (e.g. Teredo, AYIYA, or IP-in-IP such as 6to4 where “IP” is either IPv4 or IPv6).
For any connection that occurs over a tunnel, information about its encapsulating tunnels is also found in the tunnel field of
connection
.