# About the dashboard

### 1. Using the dashboard

- What is the dashboard?

  - The page that provides visualization and monitoring of various system information and status information is called the "dashboard."

  - When a parameter being monitored exceeds the threshold value, it is shown in a warning field, helping you to determine the cause of a problem or to perform troubleshooting.

- What is a gadget?

  - Each window shown in the dashboard is called a "gadget."

  - A gadget that you want to monitor can be placed anywhere you like.

  - Information for each gadget is automatically updated at regular intervals.

The dashboard shows the following buttons.

- About the "Gadget" button

  - From the "gadget" buttons () in the upper right, select the gadgets that you want to be displayed.

- About the "Warning" button

  - A maximum of 32 warnings are shown, from newest to oldest.

  - Each of the displayed gadgets monitors the situation, and when an abnormal situation or a high load is detected, the "Warning" button () flashes and a list of warnings appears under the "Warning" button.

  - The list of warnings shows the contents of the currently detected warnings in order of recentness.

    - Date and time that the abnormality was detected

    - Gadget that detected the abnormality

    - Detected content

  - The bar of the gadget that is the object of the warning is also shown with a flashing "Warning" button.

  - When the following conditions are satisfied, the warning will stop being displayed (the conditions differ depending on the detected content).

    - Recovered from an abnormal state (for example, the usage ratio or the throughput fell below the threshold)

    - The state was cleared (for example, the settings were changed or the port linked down)

    - The "Clear" button () of the warning list was pressed (*)

      (*) Note that even if you press the "Clear" button so that the warning is not shown in the warning list, it is not the case that the abnormal state has been resolved.

  - If all warning indications disappear, the "Warning" button stops flashing, and the warning list disappears.

  - You can press the "Warning" button to open or close the warning list.

  - You cannot open the warning list and the warning history list at the same time.

- About the "History" button

  - The warning history is shown in order of newness, for a maximum of 64 items.

  - The warning history is shown in bold, but warnings that were cleared by the "Clear" button in the warning list are shown in thin characters.

  - If there are unconfirmed warning history items that have not been cleared, the lower right of the "History" button () shows the number of those items (in other words the number of warning history items shown in bold) ().
    If this number is displayed, check the contents of the warnings that have occurred in the warning history list.

  - When you press the "OK" button () of each item in the warning history list, it changes to thin characters as a confirmed history item, and the "OK" button disappears.

  - In the warning history list, pressing the "Confirm all" button () changes all history entries to a confirmed state.

  - In the warning history list, pressing the "Delete all" button () deletes all history.

  - You can press the "History" button to open or close the warning history list.

  - You cannot open the warning list and the warning history list at the same time.

### 2. Using the gadgets

The following gadgets can be used.

- System information

- Resource information

- Interface information

- SYSLOG

- Traffic information ( Transmit / Reception )

- Resource information ( Graph )

- Power consumption information

- PoE power supply

Each gadget has the following functions.

- Add gadget:

  - Press the "Gadget" button () in the upper right, select the gadget that you want to use from the gadget list, and then press the "Apply" button.

  - Gadgets are always added to the far upper left of the dashboard.

- Delete gadget:

  - Press the "Gadget" button () in the upper right, clear a selection from the gadget list, and then press the "Apply" button.

  - You can also delete a gadget by pressing the "Close" button () in the upper right of each gadget.

- Move gadget:

  - When you place the mouse over each gadget, the mouse pointer changes to a move symbol, allowing you to drag the gadget to a desired position.

  - Candidates for the gadget’s movement destination are shown in gray.

  - The interface information gadget cannot be moved.

- Separate the gadget screen:

  - A "Separate" button () is shown in the upper right of each gadget.

  - If you press the "Separate" button, that gadget alone is shown in a different window.

  - At this time, the corresponding gadget in the dashboard is indicated as "In separate window."

  - If a gadget is separated, the following occurs.

    - The "Separate" button is no longer shown for the separated gadget.

    - When you update the dashboard display, all separated gadgets return to the dashboard and are shown.

    - When you close the dashboard, all separated gadgets are also closed.

  - Separated gadgets can also be displayed by specifying a URL directly in the browser.
    Example) System information gadget: http://192.168.100.240/dashboard/system.html

- Minimize gadget:

  - When you press the minimize icon ( ) in the upper left of each gadget, the icon turns sideways () and the gadget display is minimized.

  - When you press it again, the icon returns to its original downward orientation () and the gadget returns to its original size.

- Save gadget position information:

  - When you add, delete, or move a gadget, or when you minimize and restore it, the position data of the gadget is saved.

  - This information is also saved when the power is turned off and on again.

  - This data is initialized if you return the device to its factory-set state.

  - If a general user logs in, the gadget position information is not saved.

- Auto-update gadget:

  - All gadgets are automatically updated at regular intervals.

  - The update interval differs depending on the gadget.

- Warning display:

  - When an abnormal condition or a high load is detected by a gadget, a flashing "Warning" button () is displayed beside the minimize icon of that gadget.

  - The following states will initiate this warning.

    Gadget | Trigger
    System information | When reboot because of startup is detected
    Thr temperature increases.
    The fan stops.
    Resource information | When CPU usage exceeds 80 %
    When memory usage exceeds 80 %
    Interface information | An loop occurs.
    The PoE power supply stops abnormally.
    An error occurs in the PoE power supply control.
    Traffic information | The throughput exceeds the link speed of 60 %.

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