View Sensors and Sensor Groups

Required Tenable Vulnerability Management User Role: Scan Manager or Administrator

Required Tenable Web App Scanning User Role: Scan Manager or Administrator

On the Sensors page, you can view your linked sensors: Tenable Vulnerability Management cloud sensors, your Tenable Nessus Scanners, Tenable Nessus Agents, Tenable Nessus Network Monitors, and Tenable Web App Scanning Scanners. You can also view your scanner groups and agent groups.

To view sensors and sensor groups:

1. In the left navigation, click Sensors.

   The Sensors page appears. By default, the Nessus Scanners tab is active and Linked Scanners is selected in the drop-down box.

2. Use the left navigation pane to choose what sensors to view:

   • Nessus Scanners — Cloud Scanners, Linked Scanners, Scanner Groups

   • Nessus Agents — Linked Agents, Agent Groups, Freeze Windows, Settings, Networks, Profiles

   • Nessus Network Monitors

   • OT Connectors

   • Web Application Scanners — Linked Scanners, Scanner Groups

   Each sensor page shows a list of your linked sensors or groups, along the basic information listed in the following table. Depending on what sensor you are viewing, you may not see all the columns described.

   You can also view the same information by clicking the sensor and viewing its details page.

   Column	Description
   Actions	The actions that you can perform for each sensor.
   Created	The date on which the sensor group was created.
   Groups	The group or groups to which the sensors belongs.
   Health	The health status of the linked agent: Healthy — The health event is healthy and requires no action. Warning — The health event is unhealthy and may cause minimal impact on the agent's performance. Critical — The health event is unhealthy and may cause a major impact on the agent's performance. Tenable recommends working to resolve any Critical health events. Unknown — The health event status is currently unknown. For agents configured with continuous assessment scanning, the Health column also shows two health icons: Runtime Scanning — Indicates the general health of the following vulnerability management-related agent events. Module Comms Module Runtime Scan Comms Backoff State Vulnerability Management Scanning — Indicates the general health of the following vulnerability management-related agent events: Plugin Compilation Plugin Disk Usage Plugin Integrity Checks Plugin Updates System Disk Usage For more information about agent health, you can view an agent's Linked Health Events tab.
   Hostname	The hostname of the sensor. Note: For Nessus Web Application Scanners, the hostname shows as N/A.
   IP Address	The IP address of the sensor.
   Last Modified	The date on which the sensor was last modified.
   Last Plugin Update	The date on which the sensor's plugins were last updated.
   Last Scanned	The date on which the sensor last performed a scan.
   Linked On	The date on which the sensor was linked to Tenable Vulnerability Management.
   Name	The name of the sensor.
   Network	The network associated with the sensor or sensor group.
   Platform	The platform associated with the sensor. Note: For Nessus Web Application Scanners, the platform shows as N/A.
   Plugin Set	The plugin set of the sensor.
   Profile	The agent profile to which the agent belongs.
   Runtime Module	Indicates whether the agent is enabled with continuous assessment scanning.
   Scanner Count	The number of scanners in the group.
   Scans or Scan Count	The number of scans that the sensor or sensor group is currently running. Note: This value does not appear for Tenable Web App Scanning scans.
   Status	The status of the sensor — Online or Offline.
   Updated	The date on which the sensor group was last updated.
   Version	The version of the sensor.