☐
Set <Default Policy> to [Allow].
☐
Press [Register]
prefix and prefix length of the IPv4 address(es).
4
If data transmission/reception is attempted between the device having the IPv4 address specified in this procedure and the machine, a
block log will be generated. To display the block log, see e-Manual > Network.
●
If you want to allow transmission/reception of data only with the computer having the specified IPv4 address:
☐
Press [TX Filter] or [RX Filter]
☐
Set <Default Policy> to [Reject].
☐
Press [Register] → set the IPv4 address or range of addresses for which data transmission/reception is to be allowed, or specify the
prefix and prefix length of the IPv4 address(es).
●
If you do not want to restrict data transmission/reception:
☐
Press [TX Filter] or [RX Filter] → set <Use Filter> to 'Off' .
•
You can register up to 16 IPv4 addresses, IPv4 address ranges, or IPv4 address prefixes.
•
The value of [First Address] should be less than or equal to that of [Last Address].
•
If the usage of a protocol or print application is not permitted on your device, it cannot be used even after settings in [Firewall Settings]
have been changed; on your device, configure the settings to permit the protocol or print application.
•
If you enter '255' in [Prefix Length], no IPv4 addresses will be set.
•
If you enter '0' in [Prefix Length], all IPv4 addresses will be set.
•
If you enter '32' in [Prefix Length], the IPv4 address for the machine will be set.
4-8
Protocol Settings
→
set the IPv4 address or range of addresses for which data transmission/reception is to be denied, or specify the
→
set <Use Filter> to 'On' .