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Forum Topic - ethernet over USB (NCM device): (2 Items)
   
ethernet over USB (NCM device)  
i updated my sabrelite to QNX 6.6
in the new build file, i uncommented the example of NCM device (ethernet over USB)

    ##### Example of NCM device (Ethernet over USB) #####
    # Step 1 - Start USB device stack
    io-usb-dcd -dusbncm-mx6sabrelite-ci ioport=0x02184000,irq=75
    waitfor /dev/io-usb-dcd/io-usb 4
    waitfor /dev/io-usb-dcd/devu-usbncm-mx6sabrelite-ci.so 4

    # Step 2 - Start USB NCM function driver
    # For best performance attach the usbdnet driver to an existing io-pkt stack. Alternatively multiple
    # io-pkt stacks can be used (see SDP documentation for more details). 
    mount -Tio-pkt -o mac=123456789abc,protocol=ncm devnp-usbdnet.so
    ulink_ctrl -l1

    # Step 3 - Assign IP address to ncm interface using DHCP OR any static IP.
    if_up -p ncm0
   
    ifconfig ncm0 192.168.10.100

all steps are Ok, and a ncm0 is created with the right IP address.

My issue is when i connect the USB cable to my windows 7 computer, i got the message there is no windows driver 
available for"QNX NCM Network device".

Is there any windows driver available ?
Re: ethernet over USB (NCM device)  
Windows tends to run RNDIS rather than NCM for USB network connections.

Try changing the "protocol=ncm" to "protocol=rndis" and see if Windows has a driver for that.