i require to send a pdf document to print on the server side of a web app, the printer fully supports pdf printing etc, it is networked as well to the server. The pdf is als
According to this article it should be possible to start a print job with a PJL block (Wikipedia link includes pointers to the PJL reference documentation), followed by the PDF data.
Thank to PJL you should be able to control all features the printer has to offer including duplex, etc - the blog article even mentions stapling of a combined printout of 2 pdfs.
Be sure to read the comments on the article as well, there is a comment from the guy who's listed as inventor on the patent as well with extra information on the PJL commands.