Netgear C7000-1AZNAS User Manual - Page 62

Set Up a Default DMZ Server

Page 62 highlights

Nighthawk AC1900 WiFi Cable Modem Router MTU only if you are sure that it is necessary for your ISP connection. See Change the MTU Size on page 28. • Disable SIP ALG. Some VoIP applications do not work well with the SIP ALG. Selecting this check box to turn off the SIP ALG might help your VoIP devices to create or accept a call through the modem router. 5. Click the Apply button. Your changes are saved. 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 canforward 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 mobile device that is connected to the modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. 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. Specify Network Settings 62

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Specify Network Settings
62
Nighthawk AC1900
WiFi
Cable
Modem
Router
MTU only if you are sure that it is necessary for your ISP connection. See
Change the
MTU Size
on page
28.
Disable SIP ALG
. Some VoIP applications do not work well with the SIP ALG.
Selecting this check box to turn off the SIP ALG might help your VoIP devices to
create or accept a call through the modem router.
5.
Click the
Apply
button.
Your changes are saved.
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
canforward 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 mobile device that is connected to the
modem router network.
2.
Enter
http://routerlogin.net
or
.
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
.