TP-Link TL-WR841N User Manual page 50

Effective Time - This is the time or the range of time for the entry to take effect. For example,
1800 - 2200, it means that the entry will take effect from 18:00 to 22:00.
LAN IP - This is the LAN IP address or the range of LAN IP addresses in dotted-decimal
notation format. For example, 192.168.1.20 - 192.168.1.30. Keep the field blank, which
means all LAN IP addresses are controlled by the rule.
LAN Port - This is the LAN Port or the range of LAN ports in the field. For example, 1030 -
2000. Keep the field blank, which means all LAN ports are controlled by the rule.
WAN IP - This is the WAN IP address or the range of WAN IP addresses in dotted-decimal
notation format. For example, 202.96.134.210 – 202.96.134.230. Keep the field blank, which
means all WAN IP addresses are controlled by the rule.
WAN Port - This is the WAN Port or the range of WAN Ports. For example, 25 – 110. Keep
the field blank, which means all WAN Ports are controlled by the rule.
Protocol - This indicates which protocol is used, either TCP, UDP, or All (all protocols
supported by the router).
Action - This field displays the action that the Router takes to deal with the traffic. Allow
means that the Router allows the traffic through the Router, Deny means that the Router
rejects the traffic through the router.
Status - This field displays the status of the rule. Enabled means the rule will take effect,
Disabled means the rule will not take effect.
Note:
Before adding an IP Address Filtering entry, you should enable the Firewall and the IP Address
Filtering function first (shown in Figure 4-31).
To add/modify an IP Address filtering entry:
For example: If you desire to block E-mail received and sent by the IP address 192.168.1.7 on
TL-WR841N/TL-WR841ND
Figure 4-32 IP address Filtering
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Wireless N Router