Onced you have a printer installed all you have to do is select thie correct
Application.ActivePrinter = "\\MYSPOOL\EASTPRINTER on AB10:"
You need to have a spooler on windows to send the data over the internet.
types of sppolers would be a Print Spooler, or a Mail Spooler, or some other
type of program that send data over the internet like FTP, HTTP.
You have an open excel file that you need to format and send over the
internet. A printer won't accept an excel file directly. You could print to
a file and then send the file to the printer. You would need to use FTP to
sent the file to the printer.