Security 
The security menu is used to set advanced security settings on the DWR-956M. 
 
IP Filtering 
This allows you to set up packet-filtering rules. 
 
IP Filtering 
Firewall Enable: Whether to enable or disable packet filtering. 
Tick this to enable packet filtering. The default is ticked. 
WAN > LAN: Whether to add a whitelist or blacklist rule. 
Choose Whitelist or Blacklist and click Add to add a new rule. 
This is in the inbound direction. 
LAN > WAN: Whether to add a whitelist or blacklist rule. 
Choose Whitelist or Blacklist and click Add to add a new rule. 
This is in the outbound direction. 
 
 
Click Apply to apply the settings and click Refresh to refresh the page.