TP-LINK TL-WR840N User Manual

 

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  TCP-SYN-FLOOD Packets Threshold (5~3600)  - The default value is 50. Enter a value 

between 5 ~ 3600. When the current TCP-SYN-FLOOD Packets numbers is beyond the set 

value, the Router will startup the blocking function immediately.   

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  Ignore Ping Packet From WAN Port to Router  - Enable or Disable Ignore Ping Packet 

From WAN Port to Router. The default setting is disabled. If enabled, the ping packet from 

the Internet cannot access the Router.   

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  Forbid Ping Packet From LAN Port to Router - Enable or Disable Forbid Ping Packet From 

LAN Port to Router. The default setting is disabled. If enabled, the ping packet from LAN 

cannot access the Router. This function can be used to defend against some viruses.   

Click the Save button to save the settings. 

Click the Blocked DoS Host List button to display the DoS host table by blocking.   

Choose menu “Security  → Local Management”, you can configure the management rule in the 

screen as shown in Figure 4-40. The management feature allows you to deny computers in LAN 

from accessing the Router. 

 

Figure 4-40 Local Management 

By default, the radio button “All the PCs on the LAN are allowed to access the Router's 

Web-Based Utility” is checked. If you want to allow PCs with specific MAC Addresses to access 

the Setup page of the Router's Web-Based Utility locally from inside the network, check the radio 

button “Only the PCs listed can browse the built-in web pages to perform Administrator 

tasks”, and then enter each MAC Address in a separate field. The format for the MAC Address is 

XX-XX-XX-XX-XX-XX (X is any hexadecimal digit). Only the PCs with MAC address listed can 

use the password to browse the built-in web pages to perform Administrator tasks while all the 

others will be blocked.   

After click the Add button, your PC's MAC Address will be placed in the list above.