Friday i was trying to get PSCP to work, which i had never used before, and it wouldnt so since it was Friday i gave up for the day. So today im logging into the box and this is the error im getting: Incorrect MAC received on packet This comes from Putty and actualy the first time i logged in the computer acted like i didnt have the right key, then it cached the key, then it wouldnt let me in. So then i erased the file under c:\windows and it cached the key again, and now im getting the Incorrect MAC received on packet? thing...any clues? I havent changed the IP or the NIC so im not sure what is going on...Any ideas? Thanks for the help! Tom