Configure policy violation alert throttling for IPS devices

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To manage alert noise, you can enable or disable the throttling of policy violation alerts for IPS devices. This helps you focus on high-priority alerts and make a decision whether NDR has to suppress or retains alerts based on the criticality of the target asset.

Enable/Disable alert throttling using CLI

  1. Log into the NDR CLI using a terminal window or SSH client:

    1. Using the SSH protocol, log into the appliance with management interface's IP address or hostname.

      $ ssh npadmin@<NDR IP address>
    2. Enter the password when prompted. The hostname > prompt is displayed after you have logged in.

  2. Enter privileged mode on the NDR CLI.

    npadmin@hostname> enable
  3. Enter the npadmin password, when prompted. The password can be 5 to 24 characters long.

    [sudo] password for npadmin: <password>
  4. Enter configuration mode.

    npadmin@hostname# configure system

    The prompt changes to npadmin@hostname(config)# on the terminal indicating that the configuration mode is enabled.

  5. Type policy-violation-alert-throttling at the terminal and press Enter.

    The Configure policy violation alert throttling options are displayed.

  6. Based on your needs, enable or disable throttling.

    • If you enable throttling (default): All policy violation alerts gets suppressed for non-critical assets but continues to show up for critical assets. This is the recommended setting for reducing alert noise.

    • If you disable throttling: All policy violation alerts from the IPS device is displayed, regardless of the target asset's criticality.

  7. Type X to save the configuration and exit.