Netgear AC1750 オーナーマニュアル

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Specify Network Settings 
51
 AC1750 WiFi Cable Modem Router
Set 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 modem router is programmed to recognize some of these applications and to 
work correctly with them, but other applications might not function well. In some cases, one 
local computer can run the application correctly if the IP address for that computer is entered 
as the default DMZ server.
WARNING:
DMZ servers pose a security risk. A computer designated as the 
default DMZ server loses much of the protection of the firewall and 
is exposed to exploits from the Internet. If compromised, the DMZ 
server computer can be used to attack other computers on your 
network.
The modem router usually detects and discards incoming traffic from the Internet that is not a 
response to one of your local computers or a service that you configured on the Port 
Forwarding/Port Triggering page. Instead of discarding this traffic, the modem router can 
forward the traffic to one computer on your network. This computer is called the default DMZ 
server.
To set up a default DMZ server: 
1. 
Launch a web browser from a computer or wireless device that is connected to the 
network.
2. 
Type http://routerlogin.net.
A login window opens.
3. 
Enter the modem router user name and password.
The user name is admin. The default password is password. The user name and 
password are case-sensitive.
The BASIC Home page displays.
4. 
Select ADVANCED > Setup > WAN Setup.
The WAN Setup page displays.
5. 
Select the Default DMZ Server check box.
6. 
Type the IP address.
7. 
Click the Apply button.
Your change takes effect.