Canon EOS-1D X Mark III Advanced User's Manual page 592

2.
Select an option to configure.
Select an option to access the screen for numerical input.
To use a gateway or DNS address, select [Enable], then select
[Address].
3.
Enter the number.
Turn the <
screen, and turn the <
< > to enter the selected number.
To set the entered numbers and return to the screen for step 2, press
the <
> dial to switch to other input fields at the top of the
> dial to select numbers to enter. Press
> button.
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