install canon mf4010

• system-config-printer 
• - first installed the security package under:
•  http://security.ubuntu.com/ubuntu/pool/universe/c/cups/cupsys_1.4.3-1ubuntu1.3_all.deb 
• -then install the gs-eps package under this link you mentioned:
•  https://launchpad.net/ubuntu/natty/i386/gs-esp/8.71.dfsg.2-0ubuntu7 
• -then install canon driver from:
•  http://www.canon-europe.com/Support/Consumer_Products/products/Fax__Multifunctionals/Laser/LaserBase_MF_series/i-SENSYS_MF4010.aspx?type=download&page=1
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• FirewallD is not running. Network printer detection needs services mdns, ipp, ipp-client and samba-client enabled on firewall.
   
• for Ubuntu 12.04
  
  
  1. logout from Gnome3 then login with original Ubuntu.
  2. Open Printing>Add Printer.
  
  when I logged in my original Ubuntu I am able to find the network printer that I am wanting to add.
  
  Note: No need to install other app for gnome, just switch to ubuntu.