HP printers - Use HP Digital Fax to receive faxes to a computer or email | HP® Customer Support
HP Officejet Pro X series - Set up Scan to Email through the product's Embedded Web Server (EWS) | HP® Customer Support
EWS System Error - An Error Has Occurred - HP Support Community - 8604709
HP Jetdirect 2900nw Print Server | HP® Africa
Amazon.com : CimFAX H5 High Speed 33.6k Fax Server Auto Save FAX as PDF 100 Users Paperless Fax Machine Cost-Effective Fax Modem Fax Via Telephone Line (4GB) : Office Products
HOWTO: How to configure a HP Multi Function Printer integrated with DSS (Digital Sender Software) for sending faxes via Zetafax