1. Open the NetMon Web Management interface.
  2. On the top navigation bar, click Diagnostics.

  3. Click one of the tabs:

    TabFunction
    Interface

    Displays metrics about the data being ingested by NetMon.

    Engine

    Displays processing metrics of NetMon's packet processing components.

    SystemDisplays performance metrics of NetMon's packet processing components.
    MemoryDisplays memory statistics of both the appliance and NetMon components.
    Packet CaptureDisplays metrics around storage and cleanup of packets captured to disk.
    Deep Packet AnalyticsDisplays diagnostics that can be useful to monitor when utilizing DPA Rules.
    You can view specific values at specific times by moving your mouse over the data points.

    The Diagnostics charts are described in the sections that follow.