Thanks a lot for your advice! A lot of appreciations. On Dec 21, 2010, at 2:33 PM, ronnie sahlberg wrote: > On Tue, Dec 21, 2010 at 5:27 PM, Yueyu Lin <yueyu.lin81@xxxxxxxxx> wrote: >> Thanks a lot. I got the point and I got the exact warning in the virtual machine indeed. >> >> Besides the least significant bit should be 0 for the first byte, should I set the second least significant bit to 1 to enforce it as local administrated instead of OUI enforced? > > Anytime you change the MAC address of a physical or virtual device > away from the (hopefully) globally unique address in the factory > settings > it is a good idea to set the locally administrated bit as well. > It makes it easier when analyzing network traces to see what are from > physical and what are from virtual devices. > > So I say yes, set that bit. > > > regards > ronnie sahlberg -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html