VDSL/ADSL2+ Dual Band AC1600 Gigabit Gateway with VoIP
Incoming IP Filtering
By default, when NAT is enabled, all incoming IP traffic from WAN is blocked except for responses to requests from the LAN.
However, some specific incoming traffic from the Internet can be accepted by setting up Incoming IP Filtering rules.
To delete the rule, click  in the Remove column next to the selected rule and click the Remove button.
To create a new incoming IP filter, click Add. The Add IP Filter-Incoming page will be displayed.
Figure 52 – Incoming IP Filter settings
Enter the following parameters:
Enter a name to identify the filtering rule
Select the IP version to apply the filter to
Select the protocol type to allow
Source IP Address/
Subnet Mask
Enter the IP Address of the Remote Server/Host from which to allow
connections
Enter the port number used by the application to allow
Destination IP
Address/Subnet Mask
Enter the IP Address of the Host on the LAN to which connections should be
allowed
Enter the destination port number used by the application to allow
Select the WAN Interface to apply the filter to
Table 19 – Incoming IP Filter settings table
Click Save/Apply to take effect the settings. The new rule will then be displayed in the Incoming IP Filtering table list.
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