3Com WX1200 Reference Manual page 471

2 Select the client under the Clients tab.
3 Click on the toolbar. The Device Location screen appears, indicating
the approximate location of the client.
The client is most likely in the vicinity of the area indicated by the red
squares in the floor plan. The number in red on the legend (0.90 in this
example) is the probability (90%) that the client is where the display
indicates.
Displaying a Rogue's Geographical Location 471