Installing Driver for Virtual printer:

A) Select System Preferences and click on Print and Fax

 

B) Add the printer FAX_SERVER ( immagine)

1) click on button + to adda new printer

2) select IP as type of printer

3) select HP Jetdirect – Socket protocol

4) insert localhost as address

5) insert FAX_SERVER as description

6) select generic printer driver PostScript

7) click on Add

All files that are printed by this virtual printer are redirect at FAX-client that will ask you the number at you want to send the file printed by fax