Netgear C6250 Ac1600 Wifi Cable Modem Router User Manual

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 AC1600 WiFi Cable Modem Router
4. 
Click the  OK button.
The BASIC Home page displays.
5.  Select  ADV
 ANCED > Advanced Setup > Port Forwarding / Port Triggering.
The following figure shows two port forwarding rules.
6.  Make sure that the  Port Forwarding radio button is selected.
7.  In the table, select the radio button next to the service or application\
 name.
8.  Click the  Delete Service button.
The rule is removed from the table.
Application...

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3. (Optional) Register a host name with a Dynamic DNS service, and specify that name on the 
Dynamic DNS page of the modem router. 
Dynamic DNS makes it much easier to access a server from the Internet because you 
can enter the name in the Internet browser. Otherwise, you must know the IP address 
that the ISP assigned, which typically changes.
How the Modem Router Implements the Port Forwarding Rule
The following sequence...

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Note:
If you use applications such as multiplayer gaming, peer-to-peer 
connections, real-time communications such as instant messaging, or 
remote assistance, enable Universal Plug and Play (UPnP). See 
Manage Universal Plug and Play on page  92.
Add a Port Triggering Rule
The modem router does not provide default services and applications for \
port triggering rules. 
You must define a custom service or application for each...

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8. 
Specify a new port triggering rule with a custom service or application \
as described in the 
following table.
FieldDescription
Service Name Enter the name of the custom service or application.
Service User From the Service User menu, select  Any, or select  Single address and enter 
the IP address of one computer:
•  Any . 
This is the default setting and allows any computer on the Internet to 
use this service. 
•...

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Change a Port Triggering Rule
You can change an existing port triggering rule.
To change a port triggering rule:
1. 
Launch an Internet browser from a computer or WiFi device that is connec\
ted to the 
network.
2.  T
ype  http://www.routerlogin.net .
A login window opens.
3.  T
ype  admin for the user name and type your password.
If you did not yet personalize your password, type  password for the password.
4.  Click the  OK...

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For more information about the settings, see Add a Port Triggering Rule on page
 173.
10.  Click the  Apply button.
Your settings are saved. The changed rule displays in the Port Triggering Portmap Table  on the Port Forwarding / Port 
 Triggering page.
Disable or Remove a Port Triggering Rule
You can disable or remove a port triggering rule that you no longer need.\
To disable or remove a port triggering rule:
1. Launch an...

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7. To disable the rule, do the following:
a.In the Enable column of the Port Triggering Portmap Table, clear the check box next 
to the service or application name.
b. Click the Apply button.
Your settings are saved.
8. To remove the rule entirely, do the following:
a.In the Port Triggering Portmap Table, select the radio button next to the service or 
application name.
b. Click the Delete Service button.
The rule is removed...

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178 AC1600 WiFi Cable Modem Router 
Disable Port Triggering
By default, port triggering is enabled. You can disable port triggering temporarily without 
removing any port triggering rules.
To disable port triggering:
1. Launch an Internet browser from a computer or WiFi device that is connected to the 
network.
2. Type http://www.routerlogin.net.
A login window opens.
3. Type admin for the user name and type your password.
If you did not yet personalize your...

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The following sequence shows the effects of this port triggering rule:
1. You open an IRC client program to start a chat session on your computer. 
2. Your IRC client composes a request message to an IRC server using a destination port 
number of 6667, the standard port number for an IRC server process. Your computer then 
sends this request message to your modem router.
3. Your modem router creates an entry in its internal...

180
13
13.   Diagnostics and Troubleshooting
This chapter provides information to help you diagnose and solve problems that might occur with 
the modem router.
This chapter contains the following sections:
•Perform Diagnostics
•Quick Tips for Troubleshooting
•Troubleshoot with the LEDs
•You Cannot Log In to the Modem Router
•View and Manage the Event Log
•Troubleshoot the Internet Connection
•Changes Are Not Saved
•Troubleshoot the WiFi Connectivity
•TCP/IP Network Not Responding