In vRealize Network Insight, you can see various alert definitions types and list of alerts related to the alert definition types.

To view the various types of alert definitions, on the Settings page, click Alerts and Notification > Alert Definitions.

In vRealize Network Insight, you see the following types of alert definitions:

  • Problems: Any logical or physical problem detected by vRealize Network Insight in the environment. A problem can be something involving any entity, property, or metric. For example: a router interface becoming unavailable or percent of packet drops of an interface crossing a certain threshold can be detected as a problem.
    You see all the alert definitions of type Problem under Problems tab.
    Note: All the alerts of type Problem are logged into syslog.
  • Changes: Any changes detected by vRealize Network Insight in the environment for an entity, or properties and metrics of an entity. Create, update, and delete all qualifies as a change.

    You see all the alert definitions of type Changes under Changes tab.

  • Others: Any alert generated by external data sources which are not defined by vRealize Network Insight. For example NSX-T alerts, Kubernetes alerts, and so on.

    You see all the alert definitions of type Others under Others tab.

The following options are specified for each alert. You can filter the information based on your requirements in all the following columns except the name column.
Column Description
Name Specifies the name of the alert.
Category Specifies the category of the alert. You can filter alerts based on the following categories:
  • Infrastructure
  • Limits and Threshold
  • Network Health
  • NI Platform Health
  • Search-based
  • Security
Severity Specifies the severity of the alert. You can filter alerts based on the following severities:
  • Critical
  • Moderate
  • Warning
  • Info
Notifications Specifies the types of notifications that are sent. You can send the notifications by email or SNMP trap or both.
Note: You must enable notification for all critical system defined alerts. To get the list of all critical system alert, sort system alert by severity.
Enabled Specifies whether the alert is enable or disable. Click the toggle button to enable or disable the alert.

When you point the mouse on each alert, you can see the name, the description, alert tags for that alert.

You can perform the following tasks on the alerts:
  • Edit an alert
  • Disable an alert.
  • Perform bulk edit, enable, and disable