Download and install virtio-win-1.1.16-0.el6.noarch.rpm via http://rghost.net/3412907
Before starting install KVM make some changes to “Details”
1. Attach virtio-win-1.1.16.vfd as floppy.
2. Change type of boot up device to “Virtio”
Load virtio.sys driver from floppy to detect boot up device :-
Complete install as usual :-
Shutdown KVM , change type of bridge “br0” to “virtio” and attach CDROM virtio-win-1.1.16.iso to KVM. Then load KVM with broken Network , load “Device manager” and “Update driver for Ethernet Adapter” via attached RH CDROM