The Alarms widget provides summary and detailed information about network alarms.
This topic describes:
Alarms Widget Summary
The summary view of the Alarms widget displays summary information about network alarms and their location. The number of active alarms of each severity is shown in colored circles on the left side of the widget. The distribution of alarms by site is shown on a map. The alarms count for each site is shown as a pie chart. The color of each pie chart segment indicates severity level. The colored circles to the left of the map also serve as the legend for the color coding.
Mouse over a pie chart to see more information about the alarms for that site.
Alarms Widget Details
To open the Alarms widget details page, click the Maximize button in the widget’s title bar. The Alarms widget details window displays detailed information active alarms. The top of the page contains a larger view of the widget. The bottom of the page contains a table of detailed information about active alarms. Table 1 describes the columns in this table. Click an alarm severity level circle to filter the table to show only alarms of that severity. To close the details page, click the Minimize button in the title bar.
Table 1: Alarm Widget Details Table
The alarm name.
A system and sequentially-generated identification number.
If assigned to an individual, it shows the name of the person assigned; otherwise, it shows System to mark that the alarm is still unassigned.
The severity of the alarm. Severity levels are:
The identification of the entity responsible for causing this alarm. The Entity ID is the key for correlation of events into an alarm. The Entity ID could be a MAC address of a radio or an IP address of the device.
Reporting Device IP
The IP address of the device or network element that generated the alarm. The SNMP agent is located at the source IP. In most cases, the source IP is the IP address of the switch or controller.
The hostname of the reporting device.
The date and time the alarm was first reported.
The date and time that the information for the alarm was last modified.
Either the system or the last user who modified the alarm.
Indicates if the alarm has been acknowledged.