Netgear C6250 Ac1600 Wifi Cable Modem Router User Manual

Customize the Internet Settings 31
 AC1600 WiFi Cable Modem Router
The following table describes the fields on the Internet Setup page.
FieldDescription
Account Name (If Required) Enter the account name provided by your cable service provider. This 
name might also be called the host name. If you do not know or did not 
receive an account name, leave the default name, which is the model 
number of the modem router.
Domain Name (If Required) Enter the domain name provided by your cable service provider....

Customize the Internet Settings 
32 AC1600 WiFi Cable Modem Router 
Manage the MTU Size
The maximum transmission unit (MTU) is the largest data packet that a network device 
transmits. 
MTU Concepts
When one network device communicates across the Internet with another, the data packets 
travel through many devices along the way. If a device in the data path uses a lower MTU 
setting than the other devices, the data packets must be split or “fragmented” to 
accommodate the device with the smallest MTU....

Customize the Internet Settings 
33  AC1600 WiFi Cable Modem Router
1436Used in PPTP environments or with VPN.
1400Maximum size for AOL DSL.
Table 4.  Common MTU sizes (continued)
MTUApplication 

Customize the Internet Settings 
34 AC1600 WiFi Cable Modem Router 
Change the MTU Size
WARNING:
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. Change the MTU only if you are sure that it is 
necessary for your ISP connection.
To change the MTU size:
1. Launch an Internet browser from a computer or WiFi device that is connected to the 
network.
2. Type...

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4.   Manage the Basic WiFi Network 
Settings
This chapter describes how to configure the basic settings for the main WiFi network and guest 
WiFi network and how to use the WPS wizard.
This chapter contains the following sections:
•Manage the Basic WiFi Settings and WiFi Security of the Main Network
•Use the WPS Wizard to Add a Device to the WiFi Network
•Manage the Basic WiFi Settings and WiFi Security of the Guest Network
Note:For information about the managing the advanced WiFi settings, see...

Manage the Basic WiFi Network Settings 
36 AC1600 WiFi Cable Modem Router 
Manage the Basic WiFi Settings and WiFi Security of the 
Main Network
The modem router comes with preset security. This means that the WiFi network name 
(SSID), network key (password), and security option (encryption protocol) are preset in the 
factory. The preset SSID and password are uniquely generated for every device to protect 
and maximize your WiFi security. You can find the preset SSID and password on the product 
label...

Manage the Basic WiFi Network Settings 37
 AC1600 WiFi Cable Modem Router
6. 
View or change the basic WiFi settings and security settings.
The following table describes the fields on the Wireless Setup page.
FieldDescription
Region Selection
Region The selection from the Region menu is fixed at United States and the menu is masked 
out.
Wireless Network (2.4GHz b/g/n) 
Enable SSID 
Broadcast  By default, the modem router broadcasts its SSID so that WiFi stations c\
an detect the 
WiFi name (SSID) in...

Manage the Basic WiFi Network Settings 
38 AC1600 WiFi Cable Modem Router 
Name (SSID) The SSID is the WiFi network name. If you did not change the SSID, the default SSID 
displays. The default SSID is also printed on the product label (see 
Product Label on 
page 23).
Note:NETGEAR recommends that you do not change the default SSID. If you must 
change the SSID, enter a 32-character (maximum), case-sensitive name in this field.
ChannelFrom the Channel menu, select Auto for automatic channel selection or...

Manage the Basic WiFi Network Settings 
39  AC1600 WiFi Cable Modem Router
Security Options
This information applies to the 2.4 GHz WiFi network.
Note:NETGEAR recommends that you do not change your preset security settings (WPA2-PSK [AES]).
If you must change the WiFi security, select one of the following WiFi security options for the modem 
router’s WiFi network:
• None. An open WiFi network that does not provide any security. Any WiFi device can join the network. 
NETGEAR recommends that you do not use...

Manage the Basic WiFi Network Settings 
40 AC1600 WiFi Cable Modem Router 
7. If you changed the settings, click the Apply button.
Your settings are saved.
ChannelFrom the Channel menu, select an individual channel. The default selection is 153.
Note:Do not change the channel unless you experience interference (shown by lost 
connections or slow data transfers). If this situation occurs, experiment with different 
channels to see which one is the best.
Note:If you use multiple WiFi access points (APs),...