Canon printer imageCLASS MF249dw User Manual
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[IPv4Address:InboundFilter@ Select to restrict receiving data from the machine to a computer by specifying IPv4 addresses. [IPv6Address:InboundFilter@ Select to restrict receiving data from the machine to a computer by specifying IPv6 addresses. 5Specifythesettingsforpacket 4lterLng. [BlockedAddresses@ Register addresses to be blocked, as well as check or delete registered blocked addresses. [AllowedAddresses@ Register addresses to be allowed, as well as check or delete registered allowed addresses. 1Select the [Use Filter] check box. Select the check box to restrict communication. Clear the check box to disable the restriction.2Specify the address. Enter the IP address (or the range of IP addresses) in the [Address to Register] text box and click [Add]. Security 403
Registered addressResult [Blocked Addresses] Restricts communication (received) with devices having their IP addresses enteredfor [Address to Register]. Communication is allowed with devices with any other IP addresses. [Allowed Addresses] Allows communication (received) only with devices having their IP addresses entered for [Address to Register], and restricts communication with devices with any other IP addresses. Registered as both Allows communication (received) only with devices having their IP addresses registered in [Allowed Addresses], and restricts communication with devices with any other IP addresses. However, communication is restricted for IP addresses alsoregistered in [Blocked Addresses]. Checkforentryerrors If IP addresses are incorrectly entered, you may be unable to access the machine from the Remote UI, in which case you need to set or to . IPv4Address Filter(P.531) IPv6AddressFilter(P.532) EntryformforIPaddresses DescriptionExampleEntering a single addressIPv4: Delimit numbers with periods.192.168.0.10IPv6: Delimit alphanumeric characters with colons.fe80::10Specifying a range of addressesInsert a hyphen between the addresses.IPv4: 192.168.0.10-192.168.0.20IPv6: fe80::10-fe80::20Specifying a range of addresses with a pre4x (IPv6 only)Enter the address, followed by a slash and a number indicating the pre4x length.fe80::1234/64 DeletinganIPaddressfromexceptions Select an IP address and click [Delete]. 3Click [OK]. Security 404
You can enable or disable the IP Address Filter settings from in the Screen. IPv4Address Filter(P.531) IPv6AddressFilter(P.532) LINKS SpecifyingMACAddressesforFirewallRules(P.406) Security 405
SpecifyingMACAddressesforFirewallRules 1469-07L You can limit communication to only devices with speci4ed MAC addresses, or block devices with speci4ed MAC addresses but permit other communications. Up to 10 MAC addresses can be speci4ed. This function is unavailable when the machine is connected to a wireless LAN. 1StarttheRemoteUIandlogoninSystemManagerMode.StartingRemote UI(P.450)2Click[Settings/[email protected][SecuritySettings@[MACAddress[email protected][[email protected] 406
[InboundFilter@Select to restrict receiving data from the machine to a computer by specifying MAC addresses. 5Specifythesettingsforpacket 4lterLng.1Select the [Use Filter] check box. Select the check box to restrict communication. Clear the check box to disable the restriction.2Specify the address. Enter the MAC address in the [Address to Register] text box and click [Add]. Allows communication (received) only with devices having registered MAC addresses, and restricts communication with devices with any other MAC addresses. You do not need to delimit the address with hyphens or colons. Checkforentryerrors If MAC addresses are incorrectly entered, you may become unable to access the machine from the Remote UI, in which case you need to set to . MACAddressFilter(P.532) DeletingaMACaddressfromexceptions Select a MAC address and click [Delete]. 3Click [OK]. Security 407
You can enable or disable the MAC Address Filter settings from in the Screen. MACAddress Filter(P.532) LINKS SpecifyingIPAddressesforFirewallRules(P.402) Security 408
ChangingPortNumbers 1469-07R Ports serve as endpoints for communicating with other devices. Typically, conventional port numbers are used for major protocols, but devices that use these port numbers are vulnerable to attacks because these port numbers arewell-known. To enhance security, your Network Administrator may change the port numbers. When a port number has been changed, the new number must be shared with the communicating devices, such as computers and servers. Specify the port number settings depending on the network environment. To change the port number for proxy server, see SettingaProxy(P.411) . 1TapintheScreen.2Tap. If a screen for entering a PIN is displayed, enter the PIN with the numeric keys and tap . Setting theSystemManagerPIN(P.397) 3Select.4Taptheporttochange. Learningmoreabouttheports // Con4gurLng PrintingProtocolsandWSDFunctions(P.348) DisablingHTTPCommunication(P.423) / Con4gurLng E-MailCommunicationSettings(P.363) MonitoringandControllingtheMachinewithSNMP(P.386) 5Entertheportnumberusingthenumerickeys,andtap.Security 409
SettingaProxy 1469-07S A proxy (or HTTP proxy server) refers to a computer or software that carries out HTTP communication for other devices, especially when communicating with resources outside the network, such as when browsing Web sites. The client devices connect to the outside network through the proxy server, and do not communicate directly to theresources outside. Setting a proxy not only facilitates management of trawc between in-house and outside networks but also blocks unauthorized access and consolidates anti-virus protection for enhanced security. When you use Google Cloud Print to print over the Internet, you can enhance security by setting a proxy. When setting a proxy, make sure that you have the necessary proxy information, including the IP address, port number, and a user name and password for authentication. 1StarttheRemoteUIandlogoninSystemManagerMode.StartingRemote UI(P.450)2Click[Settings/[email protected][NetworkSettings@[TCP/IP[email protected][Edit@in[Proxy[email protected] 411
5Selectthe[UseProxy@checkboxandspecifytherequiredsettings. [UseProxy@Select the check box to use the speci4ed proxy server when communicating with an HTTP server. [HTTPProxyServerAddress@ Enter the address of the proxy server. Specify the IP address or host name depending on the environment. [HTTPProxyServerPortNumber@Change the port number as necessary. Enter a number between 1 and 65535. [UseProxywithinSameDomain@ Select the check box to use a proxy server speci4ed in the same domain. [UseProxyAuthentication@ To enable authentication by the proxy server, select the check box and enter up to 24 alphanumeric characters for the user name in the [User Name] text box. [Set/ChangePassword@ To set or change the password for the proxy authentication, when it is enabled, select the check box and enter up to 24 alphanumeric characters for the new password in the [Password] text box. 6Click[[email protected] 412