# Alarm group

## 1. Summary

This page is for configuring RMON alarm group settings.

You cannot configure RMON function when the stack function is enabled.

## 2. Top page

This is the top page for the RMON alarm group.

### 2.1. Alarm group settings

- Displays a list of alarm group settings.

- The table items are explained below.

  - Index

    - Displays the index of alarm group.

  - Monitoring MIB

    - Displays the MIB specified to be monitored in the alarm group.

  - Monitoring port

    - Displays the port information of the monitoring MIB.

- Press the "New" button to display a page where you can create new settings for the alarm group.

- Press the "Setting" button to display a page where you can change the settings of the selected alarm group.

- If you press the "Delete" button, all alarm groups whose check boxes are selected will be deleted.

- Up to 1024 alarm group settings can be displayed.

## 3. Alarm group settings page

This page is for configuring RMON alarm group settings.

Enter the settings, and then press the "Confirm" button.

If there are no mistakes in the input content of the confirmation screen, press the "OK" button.

### 3.1. Alarm group settings

- Index

  - To create a new alarm group, set the index of the alarm group.

    - The smallest index of unregistered alarm groups is entered as the initial value.

    - The input range is 1 - 65535.

    - An index that is already in use cannot be specified.

  - This cannot be changed when changing the settings.

- Monitoring MIB object

  - Select MIB object to be monitored.

  - You can select a MIB from those belonging to the index of Ethernet statistics group you have enabled.

- Sampling interval

  - Specify the sampling interval in seconds for the monitoring MIB values.

- Comparison method between sample value and the threshold

  - Select a comparison method between the value obtained by sampling and the threshold.

- Upper threshold

  - Specify the upper threshold and event to be executed when the value exceeds the upper threshold.

  - The input range is 1 - 2147483647.

  - You can select an event to execute from registered event groups.

- Lower threshold

  - Specify the lower threshold and event to be executed when the value falls below the lower threshold.

  - The input range is 1 - 2147483647.

  - You can select an event to execute from registered event groups.

- Initial event execution timing

  - You can select the upper or lower thresholdfor initial alarm determination when both the upper and lower thresholds are enabled.

- Owner name

  - Set the owner name of the alarm group.

  - Characters that can be inputted include single-byte alphanumeric characters and symbols, excluding ?.

  - Up to 127 characters can be inputted.

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