Table 1: Internet resources

PPD files (DOS format)
http://www.adobe.com/supportservice/custsupport/LIBRARY/prdrvwin.htm
PPD files (Macintosh format)
http://www.adobe.com/supportservice/custsupport/LIBRARY/prdrvmac.htm
PPD 4.2 Specification
ftp://ftp.adobe.com/pub/adobe/devrelations/devtechnotes/pdffiles/5003_42.ppdspec
JetAdmin
http://hpcc997.external.hp.com:80/cposupport/indexes1/jet.html
Intel NetPorts (System V, rel 4 specific)
http://support.intel.com/enduser_reseller/netport_print_servers/6044.HTM
Intel NetPorts (general)
http://support.intel.com/enduser_reseller/netport_print_servers