Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 002: ID 04b3:4001 IBM Corp. Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 002 Device 002: ID 040b:2000 Weltrend Semiconductor Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub