A window popped up on my desktop saying that another computer on my network has the same IP Address as my computer. There was another router on my network. This is the second time now that this has happened. This is the information that I found when I looked at it's properties:
Router: RalinkAPS
Manufacturer: Ralink Technology Corp.
Model: Ralink Wireless Access Point
Model Number: RT2860
Serial Number: 12345678
MAC Address: 00:26:f3:69:31:78
Unique Identifier: 28802880-2880-1880-a880-0026f3693178