[IP Filter]
Set this item to restrict networks that have access to the printer to a specific range of IP addresses. You must enter the IP addresses and subnet mask that are used by the printer to manage connection.
This setting takes effect after the printer is restarted from Internet Services, or is turned off and then on again from the printer's control panel.
[IPv4]/[IPv6]
Set whether to allow only specific IP addresses to access the printer, for each interface.
[Allowed IP Address / Subnet Mask]
This item is displayed when [IPv4] or [IPv6] is enabled. A list of IP addresses allowed to access is displayed. Clicking this button displays a dialog box where you can edit IP addresses.
[Edit IPv4 Address]/[Edit IPv6 Address] Dialog Box
[Source IP Address]
Enter the IP addresses allowed to access for each environment.
[Source IP Mask]
Enter the range of IP addresses allowed to access for each environment.