Hi, Thanks a lot , it resolved my problem .. I could get the data inside VM . regards Bala On Tue, Sep 13, 2011 at 10:53 AM, Stefan Hajnoczi wrote: > On Tue, Sep 13, 2011 at 5:59 AM, bala suru wrote: > > Yes, I'm connecting a USB to serial device to the host (ubuntu 11.04) and > I > > want that serial port on my VM . > > I tried the solution you have suggested but still same problem , can not > > see the virtual serial port (ttyACM0) on VM but I could see on the HOST . > > > > The following is the line I have tried . > > RAW = [ type = "kvm", > > data = " > path=\"/dev/ttyACM0\"/> > tty=\"/dev/pts/5\"> > port=\"0\"/>" ] > > Inside the guest you will see a regular serial port (/dev/ttyS0). The > guest does not know that you're using /dev/ttyACM0 on the host, but > that should not matter. > > Stefan >