Netgear WNDR3300 Manual Do Utilizador

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NETGEAR RangeMax™ Dual Band Wireless-N Router WNDR3300 Reference Manual 
Customizing Your Network Settings
4-7
v1.0, February 2008
Configuring the WAN Setup Options
The WAN Setup options let you configure a DMZ (demilitarized zone) server, change the 
Maximum Transmit Unit (MTU) size, and enable the wireless router to respond to a ping on the 
WAN (Internet) port. From the main menu of the browser interface, under Advanced, click WAN 
Setup
 to view the WAN Setup screen.  
Disabling the SPI Firewall 
The Stateful Packet Inspection (SPI) firewall protects your network and computers against attacks 
and intrusions. A stateful packet firewall carefully inspects incoming traffic packets, looking for 
known exploits such as malformed, oversized, or out-of-sequence packets. The firewall should be 
disabled only in special circumstances, such as when you are troubleshooting application issues. 
Setting Up a Default DMZ Server
The default DMZ server feature is helpful when you are using some online games and 
videoconferencing applications that are incompatible with Network Address Translation (NAT). 
The router is programmed to recognize some of these applications and to work correctly with 
Figure 4-3