Canon i-SENSYS LBP6670dn User Manual page 445

When using proxy functions
Select the [Use Proxy] check box, and set the following items.
[HTTP Proxy Server
Address]
[HTTP Proxy Server
Port Number]
[Use Proxy within
Same Domain]
When not using proxy functions
Clear the [Use Proxy] check box.
(3) Set proxy authentication functions.
When using proxy authentication functions
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Enter the address of the proxy server used by the proxy functions.
Enter the port number of the proxy server used by the proxy functions. You can set
it between [0] and [99999].
When the check box is selected, use the proxy function within the same domain.