Netgear D6400 Ac1600 Wifi Vdsl Adsl Modem Router 802 11ac Dual Band Gigabit User Manual

Table 3.  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, adapters, and\
 switches.
1492 Used in PPPoE environments.
1472 Maximum size to use for pinging. (Larger packets are fragmented.)
1468 Used in some DHCP environments.
1460 Usable by AOL if you do not send or receive large email attachments, for example.
1436 Used in PPTP environments or with VPN.
1400...

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4.   Manage the WiFi Network Settings
This chapter describes how you can manage the WiFi network settings of the modem router.
The chapter includes the following sections:
•Manage the Basic WiFi Settings and WiFi Security of the Main Network
•Use WPS to Add a Device to the WiFi Network
•Manage the Basic WiFi Settings and WiFi Security of the Guest Network
•Control the WiFi Radios
•Set Up a WiFi Schedule
•Manage the WPS Settings
•Manage Advanced WiFi Features
•Use the Modem Router as a WiFi Access...

Manage the WiFi Network Settings 
93  AC1600 WiFi VDSL/ADSL Modem Router Model D6400
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...

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AC1600 WiFi VDSL/ADSL Modem Router Model D6400 
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 From the menu, select the region in which the modem router operates.
Note:It might not be legal to operate the modem router in a region other than\
 the regions 
listed in the menu. If your country or region is not listed, check with \
your local...

Manage the WiFi Network Settings 
95  AC1600 WiFi VDSL/ADSL Modem Router Model D6400
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 
Bottom Panel Product 
Label on page 15).
Note:If you change the default SSID, enter a 32-character (maximum), case-sensitive 
name in this field.
ChannelFrom the Channel menu, select Auto for automatic channel selection or select an 
individual channel. The...

Manage the WiFi Network Settings 
96 AC1600 WiFi VDSL/ADSL Modem Router Model D6400 
Security Options
This information applies to the 2.4 GHz WiFi network.
If you 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 an open WiFi network.
• WEP. Wired Equivalent Privacy (WEP) security is a legacy...

Manage the WiFi Network Settings 
97  AC1600 WiFi VDSL/ADSL Modem Router Model D6400
7. Click the Apply button.
Your settings are saved.
ChannelFrom the Channel menu, select Auto for automatic channel selection or select an 
individual channel. The default channel depends on your selection from the Region 
menu.
Note:In some regions, not all channels are available. Do not change the channel unless 
you experience interference (shown by lost connections or slow data transfers). If this 
situation occurs,...

Manage the WiFi Network Settings 
98 AC1600 WiFi VDSL/ADSL Modem Router Model D6400 
If you connected over WiFi to the network and you changed the SSID, you are 
disconnected from the network.
8. Make sure that you can reconnect over WiFi to the network with its new settings. 
If you cannot connect over WiFi, check the following:
•If your computer or WiFi device is already connected to another WiFi network in your 
area, disconnect it from that WiFi network and connect it to the WiFi network that the...

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 AC1600 WiFi VDSL/ADSL Modem Router Model D6400
The Wireless Setup page displays.
6.  In the Security Options section, select the  WP
 A/WPA2 Enterprise radio button.
7. In the Security Options (WPA/WPA2 Enterprise) section, enter the settings as described in 
the following table.
FieldDescription
WPA Mode From the WP
A Mode menu, select the enterprise mode:
•  WP
A2 [AES]. WPA2 provides a secure connection but some older 
WiFi devices do not detect WPA2 and support...

Manage the WiFi Network Settings 
100 AC1600 WiFi VDSL/ADSL Modem Router Model D6400 
•Does your WiFi device display as an attached device? (See View Devices Currently 
on the Network on page 235.) If it does, it is connected to the network.
•Are you using the correct network name (SSID) and password?
Configure WEP Legacy WiFi Security
Wired Equivalent Privacy (WEP) security is a legacy authentication and data encryption 
mode that is superseded by WPA-PSK and WPA2-PSK. WEP limits the WiFi transmission...