1. A method of acquiring information about communication among nodes in a network and producing data to be used to derive prosody information, the method comprising: intercepting chunks of data in the network by a tap located among the nodes in the network; generating a file of data from the intercepted ones of the chunks of data, the data including characteristics of the intercepted chunks of data; converting the data into at least one time series; and processing the at least one time series to produce prosody information.