>There is a KB base article on using createobjectX(). I can't remember the name, but I followed the instructions and was able to connect to a DCOM server located on a remote machine via the internet. I was just curious to see how it worked.
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From NT or Win2K, it's trivial to use an IP address as a machine name; you can map a NetBIOS name to an IP address through any number of mechanisms from Win9x (if push comes to shove, you can use an entry in LMHOSTS if you can't have either a WINS or DNS server do the job for you.)