Netgear D6200 Wifi Dsl Modem Router User Manual

Advanced Settings 
111  D6200 WiFi DSL Modem Router
Remote Computer Access Basics
When a computer on your network needs to access a computer on the Internet, your 
computer sends your WiFi DSL modem router a message containing the source and 
destination address and process information. Before forwarding your message to the remote 
computer, your WiFi DSL modem router has to modify the source information and create and 
track the communication session so that replies can be routed back to your computer....

Advanced Settings 
112 D6200 WiFi DSL Modem Router 
address information replaced by NAT. Your WiFi DSL modem router sends this reply 
message to your computer, which displays the web page from www.example.com. The 
message now contains the following address and port information:
•Source address. The IP address of www.example.com.
•Source port number. 80, which is the standard port number for a web server 
process.
•Destination address. Your computer’s IP address.
•Destination port number. 5678, which is...

Advanced Settings 
113  D6200 WiFi DSL Modem Router
port. The IRC server also sends an identify message to your WiFi DSL modem router with 
destination port 113.
6. Upon receiving the incoming message to destination port 33333, your WiFi DSL modem 
router checks its session table to determine whether an active session for port number 
33333 exists. Finding an active session, the WiFi DSL modem router restores the original 
address information replaced by NAT and sends this reply message to your...

Advanced Settings 
114 D6200 WiFi DSL Modem Router 
The remote computer then sends this request message through the Internet to your WiFi 
DSL modem router.
2. Your WiFi DSL modem router receives the request message and looks in its rules table for 
any rules covering the disposition of incoming port 80 traffic. Your port forwarding rule 
specifies that incoming port 80 traffic should be forwarded to local IP address 192.168.1.123. 
Therefore, your WiFi DSL modem router modifies the destination...

Advanced Settings 115
 D6200 WiFi DSL Modem Router
for specific applications, you can also specify a default DMZ server to \
which all other 
incoming protocols are forwarded.
Before starting, you need to determine which type of service, applicatio\
n, or game you want 
to provide, and the local IP address of the computer that provides the s\
ervice. 

The server 
computer has to always have the same IP address.
Tip:T
o ensure that your server computer always has the same IP 
address, use the reserved IP...

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D6200 WiFi DSL Modem Router 
2. 
Click  Add.
3. From the Service list, select the service or game that you host on your \
network. 
If the service does not appear in the list, see  Add a Custom Service on page
  11 6.
4.  From the 
 Action list, select the action that you want.
5.  In the Send to LAN Server field, enter the last digit of the IP address \
of your local computer 
that provides this service. 
6.  Click  Apply . 
The service appears in the list in the screen.
Add a...

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 D6200 WiFi DSL Modem Router
3. 
Click the  Add Custom Service.
4. In the Name field, enter a descriptive name. 
5.  In the 
Type list, select the protocol. If you are unsure, select  TCP/UDP.
6.  In the Start Port field, enter the beginning port number
 . 
• If the application uses a single port, enter the same port number in the\
 End Port field.
• If the application uses a range of ports, enter the ending port number o\
f the range in 
the End Port field.
7.  Click  Apply .
The...

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118 D6200 WiFi DSL Modem Router 
2. In the Port Forwarding/Port Triggering screen, configure the WiFi DSL modem router to 
forward the HTTP service to the local address of your web server at 192.168.1.33. 
HTTP (port 80) is the standard protocol for web servers.
3. (Optional) Register a host name with a Dynamic DNS service, and configure your WiFi DSL 
modem router to use the name. 
For more information, see Dynamic DNS on page 120.
To access your web server from the Internet, a remote...

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 D6200 WiFi DSL Modem Router
2. 
Select the Port Triggering  radio button.
3. Clear the Disable Port Triggering check box if it is selected.
Note: If the Disable Port Triggering check box is selected after you configure\
 
port triggering, port triggering is disabled. However, any port triggeri\
ng 
configuration information you added to the WiFi DSL modem router is 
retained even though it is not used.
4.  In the Port 
 Triggering Timeout field, enter a value up to 9999 minutes....

Advanced Settings 
120 D6200 WiFi DSL Modem Router 
6. In the Service Name field, type a descriptive service name. 
7. In the Service User list, select Any (the default).
This service can be used by any computer on the Internet. 
Otherwise, select Single address, and enter the IP address of one computer to restrict 
the service to a particular computer. 
8. Select the service type, either TCP or UDP or both (TCP/UDP). 
If you are not sure, select TCP/UDP.
9. In the Triggering Port field, enter the number...