System Administration Guide: Devices and File Systems

ProcedureHow to Logically Disconnect a USB Device Subtree

Use this procedure to disconnect a USB device subtree, which is the hierarchy (or tree) of devices below a hub.

  1. Become superuser.

  2. Remove a USB device subtree.

    For example:

    # cfgadm -c disconnect -y usb0/4
  3. Verify that the USB device subtree is disconnected.

    For example:

    # cfgadm usb0/4
    Ap_Id                  Type       Receptacle   Occupant     Condition
    usb0/4                 unknown    disconnected unconfigured ok