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Setting the Firewall
95LW-03L
Set up the packet-filtering firewall to prevent unauthorized access.
First, as a prerequisite, set whether to allow or block communication with other devices. Next, specify the IP addresses
or MAC addresses of devices you want to block or allow as exceptions.
For the number of addresses that can be specified and the protocols whose communication can be restricted, see the
firewall specifications. Firewall(P. 22)
Setting IP Address Filtering(P. 147)
Setting MAC Address Filtering(P. 148)
●
MAC address filtering is not available when connecting the machine to a wireless LAN.
●
Multicast and broadcast addresses are not restricted even when the setting is configured to block the
sending of data from the machine to other devices.
Setting IP Address Filtering
Set IPv4 address filtering or IPv6 address filtering according to your usage environment.
This section describes how to configure the settings using Remote UI from a computer.
On the operation panel, select [Menu] in the [Home] screen, and then select [Preferences] to configure the settings.
However, the operation panel can only be used to enable or disable the filter. [Firewall Settings](P. 206)
Administrator privileges are required. The machine must be restarted to apply the settings.
●
If you set an incorrect IP address, you will no longer be able to access Remote UI. If this happens, use the
operation panel to disable the firewall settings, and then use Remote UI to set the IP address again.
1
Log in to Remote UI in System Manager Mode. Starting Remote UI(P. 179)
2
On the Portal page of Remote UI, click [Settings/Registration]. Portal Page of
Remote UI(P. 181)
3
Click [Network Settings] [Firewall Settings].
➠
The [Firewall Settings] screen is displayed.
4
Click [Edit] for the IP address send or receive filter.
●
To restrict sending of data from the machine to other devices, click [Edit] for the send filter.
●
To restrict receiving of data from other devices, click [Edit] for the receive filter.
Security
147
Summary of Contents for imageCLASS LBP121dn
Page 1: ...imageCLASS LBP122dw LBP121dn User s Guide USRMA 7917 00 2023 02 en Copyright CANON INC 2023 ...
Page 7: ...Notice 358 Trademarks and Copyrights 359 Third party Software 361 VI ...
Page 47: ... Shared Key Encryption for WPA WPA2 TKIP AES CCMP IEEE 802 1X Authentication Setting Up 40 ...
Page 65: ... The settings are applied Setting Up 58 ...
Page 100: ...Paper with logo in landscape orientation Basic Operations 93 ...
Page 105: ... The custom paper is registered Basic Operations 98 ...
Page 138: ...6 Log out from Remote UI Linking with Mobile Devices 131 ...
Page 159: ...8 Log out from Remote UI Security 152 ...
Page 207: ... Off On Settings Menu Items 200 ...
Page 250: ... Off On Settings Menu Items 243 ...
Page 284: ... When you select On the printing speed may decrease Troubleshooting 277 ...
Page 353: ...Manual Display Settings 95LW 08H Appendix 346 ...