Restricting Packet Transfer
Registering filter
Restrict a reception of packets sent to the machine depending on the source address. This function also restricts sending depending on the destination address.
1
Select [Network] - [TCP/IP Setting] - [Packet Filtering] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and select an unregistered number from the list. Then, click [Edit].
For details, refer to [Packet Filtering].
2
Select [Network] - [TCP/IP Setting] - [Packet Filtering] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and configure the following settings.
[TX/RX address out of range]: Select whether to allow sending or receiving a packet to which the registered filter is not applied (default: [Allow]).
3
Select [Network] - [TCP/IP Setting] - [Filtering Type] - [Packet Filtering] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and click [OK].
NOTICE
- Note that this machine cannot be connected using Web Connection from your computer if sending or receiving is not allowed for your computer’s address.
Exporting filter
Export packet filtering settings to a file.
This function is available when you want to edit filter settings on a computer.
1
Select [Network] - [TCP/IP Setting] - [Packet Filtering] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and click [Export].
2
Click [Start].
This starts exporting of the configuration file.
Importing filter
Import packet filtering settings from a file.
This option is available to edit filter settings exported from the machine on the computer before importing them.
1
Select [Network] - [TCP/IP Setting] - [Packet Filtering] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and click [Import].
2
Specify the configuration file to import.
3
Click [Start].
The import result is displayed.
Recording logs
You can acquire logs of packets for which receiving or sending is rejected by filtering.
Select [Network] - [TCP/IP Setting] - [Packet Filtering] - [Log settings] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and select whether to record packet filtering logs (default: [Disable]).
Downloading logs
Write packet filtering logs to a USB flash drive.
1
Select [Network] - [TCP/IP Setting] - [Packet Filtering] - [Log settings] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and configure the following settings.
[Number of Lines]: Specify the number of logs to be written (default: [1000]).
2
Click [Start].
3
Click [OK].
4
Click [File Download].
This starts downloading of the log file.
in the upper-right of a page, it turns into 
and is registered as a bookmark.