Canon imageRUNNER ADVANCE C5051 Getting Started page 91

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On the Network screen, press [Firewall Settings] → [Mac Address Filter] → specify the following .
By specifying the settings described below, you can filter received packets and transmitted packets using MAC (Media Access Control)
addresses and improve security when sending and receiving data. The possibility of a third person gaining unauthorized access can
be reduced by configuring the settings for [MAC Address Filter] in accordance with the environment you are using.
If you want to deny data transmission/reception between a device with a specified MAC address and the machine, set the default
policy for the transmission or reception filter so as to allow transmission/reception, and enter the MAC address to be denied. Data
transmission/reception between the device having the specified MAC address and the machine will be disabled.
If you want to enable data transmission/reception only with a device having a specified MAC address, set the default policy for the
transmission or reception filter so as to deny transmission/reception, and enter the MAC address to be allowed. Data transmission/
reception will be enabled only between the device having the specified MAC address and the machine.
Up to 100 MAC addresses can be specified.
● If you want to deny transmission/reception of data with the device having the specified MAC address:
☐ Press [TX Filter] or [RX Filter] → set <Use Filter> to 'On' .
☐ Set < Default Policy > to [Allow].
☐ Press [Register] → set the MAC address for which data transmission/reception is to be denied.
If you want to allow transmission/reception of data only with the device having the specified MAC address:
●
☐ Press [TX Filter] or [RX Filter] → set <Use Filter> to 'On' .
☐
Set < Default Policy > to [Reject].
☐ Press [Register] → set the MAC address for which data transmission/reception is to be allowed.
If you set <Default Policy>to [Reject], data transmission/reception is only possible with the device having the MAC address
specified in this procedure. Be sure to confirm the MAC address when configuring the settings. If a corresponding MAC address
does not exist, data transmission/reception will not be possible.
● If you do not want to restrict data transmission/reception:
☐ Press [TX Filter] or [RX Filter] → set <Use Filter> to 'Off' .
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Protocol Settings
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