Netgear C6900 High Speed Cable Modem Router User Manual

Specify Network Settings 
41  Nighthawk AC1900 WiFi Cable Modem Router
Your change takes effect.
Change the Modem Router’s Device Name
The modem router’s device name is C6900. This device name displays in file manager when 
you browse your network.
To change the modem router’s device name:
1. Launch an Internet browser from a computer or wireless device that is connected to the 
network.
2. Type http://www.routerlogin.net or http://www.routerlogin.com.
A login window opens.
3. Enter the user name and...

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Nighthawk AC1900
 WiFi Cable Modem  Router 
The user name is  admin. The user name and password are case-sensitive.
The BASIC Home page displays.
4.  Select  ADV
 ANCED > Setup > LAN Setup .
5.  In the IP Address field, type the IP address.
6.  In the IP Subnet Mask , type the subnet mask of the modem router. 
The IP address and subnet mask identifies which addresses are local to a\
 specific device  and which must be reached through a gateway or modem router.
7.  Click the...

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 Nighthawk AC1900
 WiFi Cable Modem  Router
To specify the pool of IP addresses that the modem router assigns:
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  or http://www.routerlogin.com .
A login window opens.
3.  Enter the user name and password.
The user name is  admin. 
 The user name and password are case-sensitive.
The BASIC Home page displays.
4.  Select  ADV
 ANCED > Setup >...

Specify Network Settings 
44 Nighthawk AC1900 WiFi Cable Modem Router 
Disable the DHCP Server Feature in the Modem Router
By default, the modem router acts as a DHCP server. The modem router assigns IP, DNS 
server, and default gateway addresses to all computers connected to the LAN. The assigned 
default gateway address is the LAN address of the modem router.
You can use another device on your network as the DHCP server, or specify the network 
settings of all your computers.
To disable the DHCP...

Specify Network Settings 
45  Nighthawk AC1900 WiFi Cable Modem Router
6. In the IP Address field, type the IP address to assign to the computer or server. 
Choose an IP address from the modem router’s LAN subnet, such as 192.168.0.x. 
7. Type the MAC address of the computer or server.
Tip:If the computer is already on your network, you can copy its MAC 
address from the Attached Devices page and paste it here.
8. Click the Apply button.
The reserved address is entered into the table. 
The reserved...

Specify Network Settings 
46 Nighthawk AC1900 WiFi Cable Modem Router 
3. Enter the user name and password.
The user name is admin. The user name and password are case-sensitive.
The BASIC Home page displays.
4. Select ADVANCED > Advanced Setup > UPnP. 
The UPnP page displays. 
5. Select the Turn UPnP On check box.
By default, this check box is selected. UPnP for automatic device configuration can be 
enabled or disabled. If the Turn UPnP On check box is cleared, the modem router does 
not allow any...

Specify Network Settings 
47  Nighthawk AC1900 WiFi Cable Modem Router
3. Enter the user name and password.
The user name is admin. The user name and password are case-sensitive.
The BASIC Home page displays.
4. Select ADVANCED > WPS Wizard.
5. Click the Next button. 
6. Select the radio button for the setup method that you want to use:. 
•Push button. Click the WPS button on this page. 
•PIN Number. The page adjusts. Enter the client security PIN, and click the Next 
button.
7. Within two minutes, go to...

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Nighthawk AC1900
 WiFi Cable Modem  Router 
The BASIC Home page displays.
4.  Select  W
 ireless.
5.  In the Region list, select your region. In some locations, you cannot change this set\
ting.
6.  T
o control the SSID broadcast, select or clear the  Enable SSID Broadcast check box.
When this check box is selected, the modem router broadcasts its network\
 name (SSID) 
so that it displays when you scan for local WiFi networks on your comput\
er or wireless 
device.
7.  T
o...

Specify Network Settings 
49  Nighthawk AC1900 WiFi Cable Modem Router
At 5 GHz, Up to 1300 Mbps is the default setting, which allows 802.11ac and 802.11a 
wireless devices to join the network. The other settings are Up to 600 Mbps and Up to 
289 Mbps.
10. Click the Apply button.
Your settings are saved.
If you connected wirelessly to the network and you changed the SSID, you are 
disconnected from the network.
11. Make sure that you can connect wirelessly to the network with its new settings. 
If you...

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Nighthawk AC1900
 WiFi Cable Modem  Router 
It is a text string from 8 to 63 characters.
7.  W
rite down the new password and keep it in a secure place for future refe\
rence.
8. Click the  Apply button.
Your changes are saved.
Set Up a Guest Network
A guest network allows visitors at your home to use the Internet without\
 using your wireless  security key. You can add a guest network to each wireless network: 2.4 GHz b/g/n and  
5.0 GHz a/n. 
To set up a guest network:
1....