The menu bar at the top of the network flow analysis console provides the following options to customize the data shown. You must click Apply to show the new data after making any changes to these options.
The Protocol drop-down menu lets you choose whether to show just tcp or udp traffic, or all traffic.
You can specify the Start Time and End Time to see network flow data for a particular time period.
The Metric drop-down menu lets you choose whether to show data in bytes or packets.
The Top field lets you choose how many clients or servers to show.