|   | 1 |  initial version  | 
if the data is encrypted, no. you find some clues from the ip addresses.
|   | 2 |  No.2 Revision  | 
if the data is encrypted, no. you find some clues from the ip addresses.
i wrote an article about this type of this http://www.lovemytool.com/blog/2017/11/baselining-and-configuring-an-iot-device-by-tony-fortunato.html
see if it helps