genie ADVANCED Home
43
JNR1010v2 N150 Wireless Router
The following screen displays:
3.
Enter the settings that you want to customize.
•
Disable Port Scan and DoS Protection
. DoS protection protects your LAN against
denial of service attacks such as Syn flood, Smurf Attack, Ping of Death, Teardrop
Attack, UDP Flood, ARP Attack, Spoofing ICMP, Null Scan, and many others. By
default, this check box is cleared.
•
Default DMZ Server
. A demilitarized zone (DMZ) server can be helpful when you
play online games and use videoconferencing. Be careful when you use this feature
because it makes the firewall security less effective. For more information, see
Default DMZ Server
on page
44.
•
Respond to Ping on Internet Port
. If you want the router to respond to a ping from
the Internet, select this check box. By default, this check box is cleared. Use this
feature only as a diagnostic tool because it allows your router to be discovered. Do
not select this check box unless you have a specific reason.
•
MTU Size (in bytes)
. The normal MTU (maximum transmit unit) value for most
Ethernet networks is 1500 bytes, or 1492 bytes for PPPoE connections. For some
ISPs, you might need to reduce the MTU. This change is rarely required. Do not make
this change unless you are sure that it is necessary for your ISP connection. For more
information, see
Change the MTU Size
on page
45.
•
NAT Filtering
. Network Address Translation (NAT) determines how the router
processes inbound traffic:
