Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 003 Device 002: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
Bus 002 Device 003: ID 046d:c063 Logitech, Inc. DELL Laser Mouse
Bus 002 Device 004: ID 413c:1005 Dell Computer Corp. Multimedia Pro Keyboard Hub
Bus 002 Device 005: ID 0bda:0181 Realtek Semiconductor Corp. 
Bus 002 Device 006: ID 413c:2011 Dell Computer Corp. Multimedia Pro Keyboard