Controlling the access to this machine by IP address

IPv4 address filtering

The computers' access to this machine can be controlled via IP address. This is called "IP address filtering".

You can specify both IPv4 addresses that are allowed to access this machine and those refused to access the machine.

  1. In the administrator mode, select [Network] - [TCP/IP Setting] - [IP Address Filtering], then configure the following settings.

    Settings

    Description

    [IPv4 Filtering (Permit Access)]

    Select [Enable] to specify IPv4 addresses that allow access. Also enter the range of IPv4 addresses that allow access.

    To allow access from a single IPv4 address, you can only enter the address in one side of the range.

    • Example of entry: "192.168.1.1"

    [Disable] is specified by default.

    [IPv4 Filtering (Deny Access)]

    Select [Enable] to specify IPv4 addresses refused to access. Also enter the range of IPv4 addresses.

    To refuse access from a single IPv4 address, you can only enter the address in one side of the range.

    • Example of entry: "192.168.1.1"

    [Disable] is specified by default.

  2. Click [Network] - [TCP/IP Setting] - [Filtering Type], select [IP Address Filtering], then click [OK].

IPv6 address filtering

The computers' access to this machine can be controlled via IP address. This is called "IP address filtering".

You can specify both IPv6 addresses that are allowed to access this machine and those refused to access the machine.

  1. In the administrator mode, select [Network] - [TCP/IP Setting] - [IP Address Filtering], then configure the following settings.

    Settings

    Description

    [IPv6 Filtering (Permit Access)]

    Select [Enable] to specify IPv6 addresses that allow access. Also enter the range of IPv6 addresses that allow access.

    Prefix-specified format:

    ****:****:****:****:****:****:****:****/@

    Available range for entering asterisk "*": Hexadecimal characters

    Available range for entering symbol "@": 3 to 128

    [Disable] is specified by default.

    [IPv6 Filtering (Deny Access)]

    Select [Enable] to specify IPv6 addresses refused to access. Also enter the range of IPv6 addresses.

    Prefix-specified format:

    ****:****:****:****:****:****:****:****/@

    Available range for entering asterisk "*": Hexadecimal characters

    Available range for entering symbol "@": 3 to 128

    [Disable] is specified by default.

  2. Click [Network] - [TCP/IP Setting] - [Filtering Type], select [IP Address Filtering], then click [OK].