User's Guide

TRENDnet User’s Guide

TWG-431BR

IP filtering

Advanced > IP Filter

IP filtering allows you to restrict access to the Internet to specific IP addresses on your

network. This section also functions as a firewall rule section for inbound/outbound IP

traffic. You can check the current IP addresses assigned to devices connected to your

router under System > VLAN Setup > DHCP Server under the DHCP leases section. You

can also lock the IP address assigned to specific devices connected to your router by

adding static DHCP leases or reservations.

1. Log into your router management page (see “Access your router management page”

on page 7).

2. Click on Advanced and click on IP Filter.

3. Review the settings below. Click Edit to on the new entry in the list and click Save.

IP Filter Rules

• Active – Select Enable to enable the IP filtering rule.

• Comment – Enter a name or description for the new IP filtering rule.

• Policy – Specifies whether the IP filter rule will allow or deny the traffic. Deny or

Pass.

• Protocol – Click the drop-down list to select the protocol for the service to filter: All,

TCP, UDP, or ICMP.

• Schedule – Allows you to select a schedule when the IP filter rule should be enabled

or disabled.

Source Rule

• Self – If enabled, specifies the traffic source is the router. If the origination of the

source traffic is not the router and another device IP address, select disabled.

• Source Address/Mask – This is the source IP address or device IP address or

network to filter. (ex: 192.168.10.0/24, 192.168.10.120/32)

• Source IP Group – Click the drop-down the select an IP address or IP address range

group. You can create predefined IP address groups under Advanced > IP Group.

• Source Port – Enter the source port for the IP filter. If you did not create and select

a port group, you can manually enter it here.

• Source Port Group – Click the drop-down the select a predefined port or port range

group. You can create predefined port groups under Advanced > Port Group.

• Interface – Click the drop-down list to select the source interface for the IP filter.