Voilà ce que me retourne lsusb
[root@localhost ~]# lsusb
Bus 002 Device 003: ID 06bd:2095 AGFA-Gevaert NV SnapScan e25
Bus 002 Device 001: ID 0000:0000
Bus 004 Device 002: ID 04e8:6601 Samsung Electronics Co., Ltd Z100 Mobile Phone
Bus 004 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
Bus 003 Device 001: ID 0000:0000
Bus 005 Device 001: ID 0000:0000