lsusb - Intel Xeon E5-2670 v3 @ 3.10GHz 24 Cores
Bus 001 Device 002: ID 8087:800a Intel Corp.
Bus 002 Device 002: ID 8087:8002 Intel Corp.
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 001 Device 003: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse
Bus 001 Device 004: ID 413c:a001 Dell Computer Corp. Hub
Bus 002 Device 003: ID 413c:2106 Dell Computer Corp. Dell QuietKey Keyboard
Bus 001 Device 005: ID 0624:0249 Avocent Corp. Virtual Keyboard/Mouse
Bus 001 Device 006: ID 413c:a102 Dell Computer Corp.