I know you can use ftp as root, we have other boxes set up where that is done all the time. (However, our network admin is on vaction, hence I get to guess at how to figure this out....). I tried sftp and got an error message:
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that the RSA host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
Please contact your system administrator.
Add correct host key in /root/.ssh/known_hosts2 to get rid of this message.
Offending key in /root/.ssh/known_hosts2:8
RSA host key for tesla has changed and you have requested strict checking.
Couldn't read packet: Connection reset by peer
(this is all on an internal only network)