what version did you use?? rt1000.kexts really have confusing names hahah they don't indicate which is the latest version and how did ifconfig help before?? do you suggest i do the same?? by the way im using 64bit os thanks for the reply

tried the sudo ifconfig thing here's what happens

i type

sudo ifconfig en0 down

then it asks for password

i type the password

then i type

sudo ifconfig en0 up

what's supposed to happen?? im a newbie by the way