Avaya NN43113-101 - Manual (Page 319)

Advanced features
319
Figure 52: USB devices: USB port disabled screen
If the USB port is not disabled, then the USB menu displays information
on all USB devices attached, even if the device is locked. An unsupported
device is enumerated if it is attached to the IP Deskphone. To ensure you
know about the USB lock status, the USB device information is followed
by status information about supported USB devices. If the USB
configurations do not match the USB device status because of the restart
requirement, a warning that the USB Update requires reboot appears
on the screen.
Figure 53 on page 320 displays a sample USB information menu with the
USB port enabled and selected device locked: