I'm going from (a not very good) memory but I wanna say it's something like "<something> traffic monitoring probe". Basically, they do full packet captures of

I'm going from (a not very good) memory but I wanna say it's something like "<something> traffic monitoring probe". Basically, they do full packet captures of all network traffic and retain it for a certain period of time so that it can be reviewed later (such as when something like this happens).