Canon printer imageCLASS MF236n User Manual

ProtectingtheMachinefromUnauthorizedAccess
1469-07A
Prevent unauthorized third parties from accessing and using the machine. You can implement multiple security
measures, such as using  4rewalls and changing port numbers.
Security
393 

PreventingUnauthorizedAccess
1469-07C
This section describes the security measures on how to prevent unauthorized access from the external network. This is a must-read for all users and administrators before using this machine, other printers, and multifunction machinesconnected to the network. In recent years, a printer/multifunction machine connected to the network can offer you a
variety of useful functions, such as printing from a computer, operating from a computer using the remote function,
and...

access from the external networks. If you want to assign a global IP address to and use a printer/multifunction machine, contact your network administrator.
Using Firewall to Restrict Transmission
A  4rewall  is a system that prevents unauthorized access from the external networks and protects against attacks/
intrusions to a local area network. You can use a  4rewall on your network environment to block access from the
external network that appears to be dangerous, by restricting communication from...

SettingAccessPrivileges
1469-07E
Protect the machine from unauthorized access by only allowing users with access privileges to use the machine. When privileges are set, the user must enter a PIN to change settings or access the Remote UI.
Access privileges are divided into two types: System Manager Mode and General User Mode. System Manager Modehas full access privileges, and a System Manager PIN can be set to restrict logon in this mode. And by setting a Remote
UI Access PIN, you can restrict use of...

SettingtheSystemManagerPIN
1469-07F
Set a System Manager PIN that is intended exclusively for Administrators. You can access , , etc. only when the PIN has been entered correctly. It is recommended that only
Administrators know the PIN.
1TapintheScreen.2Tap.3Select.4SpecifytheSystemManagerPIN.
	 Enter a number of up to seven digits using the numeric keys, and tap .
	 When 

Con4gurLngsettingsviatheRemoteUI
	 Start the Remote UI and log on in System Manager Mode. Click [Settings/Registration] 
 [System
Management] 
 [Edit] and specify the necessary settings on the displayed screen.
	 By using the Remote UI, you can register a variety of information, including contact information,
Administrator comments, the installation location of the machine, as well as to the settings that you can register by using the operation panel. The registered information can be viewed on...

SettingaRemoteUIPIN
1469-07H
You can set a PIN for access to the Remote UI. All users use a common PIN.
1StarttheRemoteUIandlogoninSystemManagerMode.StartingRemote
UI(P.450)2Click[Settings/[email protected][SecuritySettings@[RemoteUI[email protected][[email protected]
399    

5Selectthe[UseRemoteUIAccessPIN@checkboxandsetthePIN.
[UseRemoteUIAccessPIN@
If you select this check box, you must enter a PIN to access the Remote UI.
[Set/ChangePIN@To set a PIN, select the check box and enter a number of up to seven digits both in the [PIN] and  >Con4rm@
text boxes.
6Click[OK@.
IfPINisforgotten
	 Set a new Remote UI Access PIN in the settings menu on the operation panel. 
RemoteUISettings(P.532)
IfRemoteUIsettingsareinitialized 	 The Remote UI Access...

RestrictingCommunicationbyUsingFirewalls
1469-07J
Without proper security, unauthorized third parties can access computers and other communication devices that are connected to a network. To prevent this unauthorized access, specify the settings for packet  4lter, a feature that
restricts communication to devices with  speci4ed IP addresses or MAC addresses.
Security
401 

SpecifyingIPAddressesforFirewallRules
1469-07K
You can either limit communication to only devices with  speci4ed IP addresses, or block devices with  speci4ed IP
addresses but permit other communications. You can specify a single IP address or a range of IP addresses.
	 Up to 4 IP addresses (or ranges of IP addresses) can be  speci4ed for both IPv4 and IPv6.
	 The packet  4lters described in this section control communications over TCP, UDP, and ICMP....