TP-Link TL-WR542G User Manual page 42

To disable the IP Address Filtering feature, keep the default setting, Disabled. To set up
an IP Address Filtering entry, click Enable Firewall and Enable IP Address Filtering on
the Firewall page, and click the Add New... button. The page " Add or Modify an IP
Address Filtering entry " will appear shown in figure 5-26:
Figure 5-26: Add or Modify an IP Address Filtering entry
To create or modify an IP Address Filtering entry, please follow these instructions:
1. LAN IP Address – type a LAN IP Address or a range of LAN IP Addresses in
the field, in dotted-decimal notation format. For example, 192.168.1.20 –
192.168.1.30. Leave the field blank, which means all LAN IP Addresses have
been put into the field.
2. LAN Port – type a LAN Port or a range of LAN Ports in the field. Keep the field
open, which means all LAN Ports have been put into the field. For example,
1030 – 2000.
3. WAN IP Address - type a WAN IP Address or a range of WAN IP Addresses in
the field, in dotted-decimal notation format. Keep the field open, which means all
WAN IP Addresses have been put into the field. For example, 61.145.238.6 –
61.145.238.47.
TL-WR542G
Figure 5-25: IP address Filtering
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54M Wireless Router User Guide