Netgear C7000 Nighthawk Ac1900 Wifi Cable Modem Router User Manual

Manage Your Network 
91  Nighthawk AC1900 WiFi Cable Modem Router
2. Type http://www.routerlogin.net or http://www.routerlogin.com.
A login screen displays.
3. Enter the 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 screen displays.
4. Select ADVANCED > Advanced Settings > Dynamic DNS.
5. Change your DDNS account settings as necessary.
6. Click the Apply button.
Your changes are saved.
Remote Management
The...

Manage Your Network 92
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 WiFi Cable Modem  Router 
4. Select  ADVANCED > Advanced Setup > Remote Management. 
5. Select the  Turn Remote Management On check box.
6.  In the 
Allow Remote Access By section, specify the external IP addresses to be allowed to 
access the modem router’s  remote management:
Note: For enhanced security, restrict access to as few external IP addresses 
as practical
Select one of the following:
• T
o allow access from a single IP address on the Internet, select...

93
9
9.   Specify Internet Port Settings
You can use port forwarding and port triggering to set up rules for Internet traffic. You need 
networking knowledge to set up these features.
This chapter includes the following sections:
•Set Up Port Forwarding to a Local Server 
•Set Up Port Triggering  

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 WiFi Cable Modem  Router 
Set Up Port Forwarding to a Local Server
If you have a server in your home network, you can allow certain types o\
f incoming traffic to 
reach the server. For example, you might want to make a local web server, FTP server, or 
game server visible and available to the Internet.
The modem router can forward incoming traffic with specific protocols to computers on your  local network. 
 You can specify the servers for...

Specify Internet Port Settings 95
 Nighthawk AC1900
 WiFi Cable Modem  Router
If the service that you want to add is not in the list, create a custom \
service. See  Add a 
Custom Port Forwarding Service on page  95.
9.  In the Server IP 
 Address field, enter the IP address of the computer that will provide th\
e 
service. 
10.  Click the  Add button.
The service displays in the list.
Add a Custom Port Forwarding Service
To add a custom service:
1.  Find out which port number or range of numbers the...

Specify Internet Port Settings 
96 Nighthawk AC1900 WiFi Cable Modem Router 
If the application uses a single port, enter the same port number in the Ending Port field.
If the application uses a range of ports, enter the ending port number of the range in the 
External Ending Port field.
11. Specify the internal ports by one of these methods:
•Leave the Use the same port range for Internal port check box selected.
•Type the port numbers in the Internal Starting Port and Internal Ending Port fields.
12....

Specify Internet Port Settings 
97  Nighthawk AC1900 WiFi Cable Modem Router
9. Click the Apply button.
Your changes are saved.
Delete a Port Forwarding Entry
To delete a port forwarding entry:
1. Launch an Internet browser from a computer or wireless device that is connected to the 
network.
2. Type http://www.routerlogin.net or http://www.routerlogin.com.
A login screen displays.
3. Enter the user name and password.
The user name is admin. The default password is password. The user name and 
password...

Specify Internet Port Settings 
98 Nighthawk AC1900 WiFi Cable Modem Router 
How the Modem Router Implements the Port Forwarding Rule
The following sequence shows the effects of a port forwarding rule:
1. When you type the URL www.example.com in your browser, the browser sends a web 
page request message with the following destination information: 
•Destination address. The IP address of www.example.com, which is the address of 
your modem router.
•Destination port number. 80, which is the standard port...

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 Nighthawk AC1900
 WiFi Cable Modem  Router
Add a Port Triggering Service
To add a port triggering service:
1. Launch an Internet browser from a computer or wireless device that is co\
nnected to the 
network.
2.  T
ype  http://www.routerlogin.net  or http://www.routerlogin.com .
A login screen displays.
3.  Enter the 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 screen...

Specify Internet Port Settings 
100 Nighthawk AC1900 WiFi Cable Modem Router 
The service is now in the Portmap table. You must enable port triggering before the 
modem router used port triggering for the service that you added. See the following 
section.
Application Example: Port Triggering for Internet Relay Chat 
Some application servers, such as FTP and IRC servers, send replies to multiple port 
numbers. Using port triggering, you can tell the modem router to open more incoming ports 
when a...