Netgear C6900 High Speed Cable Modem Router User Manual

21
3
3.   Specify Your Internet Settings
Usually, the quickest way to set up the modem router to use your Internet connection is to allow 
the genie to detect the Internet connection when you first access the modem router with an 
Internet browser. You can also customize or specify your Internet settings. 
This chapter contains the following sections:
•View Modem Router Initialization 
•Manually Set Up the Internet Connection 
•Specify an IPv6 Internet Connection 
•Change the MTU Size  

Specify Your Internet Settings 22
Nighthawk AC1900
 WiFi Cable Modem  Router 
Specify the Cable Connection Starting Frequency
The starting frequency is automatically generated. For most Internet con\
nections, you do not 
need to specify this information. If you need to enter a starting freque\
ncy, contact your 
Internet provider.
To change the starting frequency:
1.  Launch a web browser from a computer or wireless device that is connecte\
d to the 
network.
2.  T
ype  http://routerlogin.net  or...

Specify Your Internet Settings 23
 Nighthawk AC1900
 WiFi Cable Modem  Router
View Modem Router Initialization 
You can track the initialization procedure of the modem router, and get d\
etails about the 
downstream and upstream cable channel. The time is displayed after the modem router is 
initialized.
The modem router automatically goes through the following steps in the p\
rovisioning  process:
1.  Scans and locks the downstream frequency and then ranges the upstream ch\
annels.
2.  Obtains a W
 AN...

Specify Your Internet Settings 24
Nighthawk AC1900
 WiFi Cable Modem  Router 
Manually Set Up the Internet Connection
In most situations, you do not need to change these settings. NETGEAR re\
commends that 
you use the default settings for DHCP because most cable Internet servic\
es provide the IP 
address through DHCP.
To specify the Internet connection settings:
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...

Specify Your Internet Settings 
25  Nighthawk AC1900 WiFi Cable Modem Router
•Use Static IP Address. Enter the IP address, IP subnet mask, and the gateway IP 
address that your ISP assigned. The gateway is the ISP modem router to which your 
modem router connects.
8. For the Domain Name Server (DNS) Address setting, select one of the following radio 
buttons:
•Get Automatically from ISP. Your ISP uses DHCP to assign your DNS servers. Your 
ISP automatically assigns this address. 
•Use These DNS Servers....

Specify Your Internet Settings 26
Nighthawk AC1900
 WiFi Cable Modem  Router 
4. Select  ADVANCED > Advanced Setup > IPv6.
If your Internet provider supports IIPV6, the  System Delegated Prefix field displays IPv6 
information.
5.  Specify how the modem router assigns IPv6 addresses to the devices on yo\
ur home 
network (the LAN) by selecting one of the following radio buttons:
• Use DHCP Server . 
 This method passes more information to LAN devices, but some 
IPv6 systems might not support the DHCv6...

Specify Your Internet Settings 27
 Nighthawk AC1900
 WiFi Cable Modem  Router
-MSN portal
- America Online’
 s DSL service
• Y
ou use VPN and have severe performance problems.
•Y
ou used a program to optimize MTU for performance reasons, and now you h\
ave 
connectivity or performance problems.
Note: An incorrect MTU setting can cause Internet communication 
problems. For example, you might not be able to access certain 
websites, frames within websites, secure login pages, or FTP or POP 
servers.
To...

Specify Your Internet Settings 28
Nighthawk AC1900
 WiFi Cable Modem  Router 
until the problem goes away. The following table describes common MTU sizes and 
applications.  
Table 1.  Common MTU sizes  
MTUApplication
1500 The largest Ethernet packet size. This setting is typical for connections that do not use 
PPPoE or VPN, and is the default value for NETGEAR modem routers, adapte\
rs, and 
switches.
1492 Used in PPPoE environments.
1472 Maximum size to use for pinging. (Larger packets are...

29
4
4.   Control Access to the Internet
The modem router comes with a built-in firewall that helps protect your home network from 
unwanted intrusions from the Internet.
This chapter includes the following sections:
•Set Up Parental Controls 
•Block Access to Your Network 
•Use Keywords to Block Internet Sites 
•Block Services from the Internet 
•Schedule When to Block Internet Sites and Services 
•Avoid Blocking on a Trusted Computer 
•Set Up Security Event Email Notifications  

Control Access to the Internet 30
Nighthawk AC1900
 WiFi Cable Modem  Router 
Set Up Parental Controls
The first time that you select  Parental Controls from the BASIC Home page, your browser 
goes to the  Parental Controls  website, where you can learn more about Parental Controls. To 
set up Parental Controls, you must download the genie app.
To set up Parental Controls:
1.  Launch an Internet browser from a computer or WiFi device that is connec\
ted to the 
network.
2.  T
ype...