PRTG Manual: WMI Network Card v2 Sensor
The WMI Network Card v2 sensor monitors bandwidth usage and traffic statistics of a Windows network adapter via Windows Management Instrumentation (WMI) and the WSMan protocol.
The sensor supports both physical and virtual network adapters.
For a detailed list and descriptions of the channels that this sensor can show, see section Channel List.
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Consider the following remarks and requirements for this sensor:
Remark |
Description |
|---|---|
Credentials |
This sensor requires credentials for Windows systems. |
WSMan |
This sensor requires that the parent probe uses WSMan for WMI connections. |
Access rights |
|
Windows Compatibility Options |
This sensor uses only WSMan Port and Connection Security from the Windows Compatibility Options. |
Meta-scan |
This sensor uses the meta-scan feature. After sensor creation, some settings might appear for reference purposes only. |
Hosted probe |
|
IPv6 |
This sensor supports IPv6. |
Performance impact |
This sensor has a low performance impact. |
Knowledge Base |
For more information on how to set up the necessary access rights, see the Knowledge Base: How can I use a non-administrator Windows account for WMI monitoring via the WSMan protocol?. |
The sensor has the following default tags that are automatically predefined in the sensor's settings when you add the sensor:
- bandwidthsensor
- wmibandwidthsensor
For more information about basic sensor settings, see section Sensor Settings.
During sensor creation, PRTG performs a meta-scan of the target device. The meta-scan finds all the objects that this sensor can monitor and displays them in a table. Select the checkbox next to the objects that you want to monitor from the meta-scan table. PRTG creates one sensor for each object that you select.
You cannot change the network adapter that this sensor monitors after sensor creation. If you want to monitor a different network adapter, create the sensor again.
Some columns in the meta-scan table are only visible during sensor creation.
Setting |
Description |
|---|---|
Name |
Shows the name of the network adapter that this sensor monitors. |
IP Addresses |
Shows the IP addresses of the network adapter at the time of discovery. |
MAC Address |
Shows the MAC address of the network adapter at the time of discovery. |
Setting |
Description |
|---|---|
Primary Channel |
Select a channel from the list to define it as the primary channel. In the device tree, PRTG displays the last value of the primary channel below the sensor's name. The available options depend on what channels are available for this sensor.
|
Graph Type |
Define how this sensor shows different channels:
|
Stack Unit |
This setting is only visible if you select Stack channels on top of each other above. Select a unit from the list. PRTG stacks all channels with this unit on top of each other. By default, you cannot exclude single channels from stacking if they use the selected unit. However, there is an advanced procedure to do so. |
Setting |
Description |
|---|---|
Result Handling |
Define what PRTG does with the sensor result:
|
By default, all of these settings are inherited from objects that are higher in the hierarchy. We recommend that you change them centrally in the root group settings if necessary. To change a setting for this object only, click
under the corresponding setting name to disable the inheritance and to display its options.
For more information, see section Inheritance of Settings.
Which channels the sensor actually shows might depend on the target device, the available components, and the sensor setup.
Channel |
Description |
|---|---|
Discards In |
The number of incoming discards |
Discards Out |
The number of outgoing discards |
Downtime |
In the channel table on the Overview tab, this channel never shows any values. PRTG uses this channel in graphs and reports to show the amount of time in which the sensor was in the Down status. |
Errors In |
The number of incoming errors |
Errors Out |
The number of outgoing errors |
Non-Unicast In |
The number of incoming non-unicast packets |
Non-Unicast Out |
The number of outgoing non-unicast packets |
Packets Received |
The number of packets received |
Packets Sent |
The number of packets sent |
Total Packets |
The total number of packets |
Total Traffic |
The total traffic
|
Traffic In |
The incoming traffic |
Traffic Out |
The outgoing traffic |
Unicast In |
The number of incoming unicast packets |
Unicast Out |
The number of outgoing unicast packets |
Unknown Protocols In |
The number of incoming packets with an unknown protocol |
KNOWLEDGE BASE
My WMI sensors don't work. What can I do?
What security features does PRTG include?



