1st go to start»run»and hit
ok then locate the following string HKEY_LOCAL_MACHINE\SYSTEM
\CurrentControlSet\Control\Class
\{4D36E972-E325-11CE-
BFC1-08002BE10318} expand the
tree and find your network card
in the following subkey list next you want to find the key
"NetworkAddress" if it is not
there right click and New >
String Value name it
"NetworkAddress" (without
quotes) then set the value with 12
digits/letters of a new mac
address disable and then enable your
network card or simply restart
your comp.............