Device URI for {printer_name}

Device URI:
Examples: 
    file:/path/to/filename.prn
    http://hostname:631/ipp/
    http://hostname:631/ipp/port1
    ipp://hostname/ipp/
    ipp://hostname/ipp/port1
    lpd://hostname/queue
    socket://hostname
    socket://hostname:9100

See "Network Printers" for the correct URI to use with your printer.