Train was doing it at one time at his old job. A bunch of us were helping him do it and fork it into the background...
You should have an account on the VAX and then you can login and FTP the file to your directory (or wherever you will run it) from your PC. OR, if your VAX comes with a browser (eg., Lynx) you could use Lynx to connect to dnet from within your account and download it directly...
I forgot the details as it's been awhile since we went through this with him, but I think you would use a "run <dnet binary>" to start it or something. I may be wrong... Haven't run anything off our VAX for awhile... You may even be able to scan through the archive to find the thread if Train doesn't pop in...