Canon LBP3000 - Page 322

Windows Firewall
7-13
Appendix
7
2 On the [Exceptions] sheet in the [Windows Firewall]
([Windows Firewall Settings] for Windows Vista) dialog box,
place a checkmark next to [File and Printer Sharing], and click
the [OK] button.
Windows Firewall is now configured to unblock communication with the server.