[Users] usb support ,what is the meaning of "native,legacy"

------=_Part_48598_1352889378.1366595717180 Content-Type: text/plain; charset=GBK Content-Transfer-Encoding: 7bit hi,all: 1.if use spice protocol, enable usb support. what is the meaning of 'legacy, native', what is monitor number? thanks ------=_Part_48598_1352889378.1366595717180 Content-Type: text/html; charset=GBK Content-Transfer-Encoding: 7bit <div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><div>hi,all:</div><div>1.if  use spice protocol, enable usb support. what is the meaning of 'legacy, native', </div><div>what is monitor number?</div><div> </div><div>thanks</div></div><br><br><span title="neteasefooter"><span id="netease_mail_footer"></span></span> ------=_Part_48598_1352889378.1366595717180--