Netgear C3700 N600 Wifi Cable Modem Router User Manual

							Hardware Setup 11
 N600 WiFi Cable Modem Router Model C3700
Cable the Modem Router with a Simple Network
The modem router comes configured to work as both a modem and a router. You can share 
your Internet connection without connecting the modem router to a router\
 or gateway.
Modem router Power On/Off
Power adapter Coaxial cable
button
Figure 4. Modem router simple network

To cable your modem router:
1.  Connect a coaxial cable.
Use the coaxial cable that your cable company provides to connect the ca\
ble port on the 
modem 
 router to a cable wall outlet or a line splitter.
Note: If Charter is your cable Internet service provider (ISP), Charter 
recommends connecting your modem router  directly to a cable wall 
outlet. If you must use a splitter, use a splitter that is rated at 3.5 \
dBmv.
2.  Connect the power adapter to the modem router and plug the power adapter\
 in to an 
electrical outlet.
3.  Press the  Power On/Off button on the rear panel of the modem router.
The Power LED lights green.
You can log in to the modem router 
 to view or change its settings.
Cable Your Modem Router to a Router or Gateway
If you want to cable the modem router to a router or gateway, then you must log in to the 
modem router and change its Router Mode setting. Changing this setting p\
revents certain 
network conflicts that can occur when two devices on the same network pe\
rform routing 
functions such as network address translation (NAT) and DHCP (assigning IP addresses to 
devices on the network). 
						

							Hardware Setup 12
N600 WiFi Cable Modem Router Model C3700 
To cable your modem router to a gateway or router:
1. 
Connect a coaxial cable.
Use the coaxial cable that your cable company provides to connect the ca\
ble port on the 
modem 
 router to a cable wall outlet or a line splitter.
Note: If Charter is your cable Internet service provider (ISP), Charter 
recommends connecting your modem router  directly to a cable wall 
outlet. If you must use a splitter, use a splitter that is rated at 3.5 \
dBmv.
2.  Connect the power adapter to the modem router and plug the power adapter\
 in to an 
electrical outlet.
3.  Press the Power On/Off button on the rear panel of the modem router.
The Power LED lights green.
4.  On your computer or wireless device, find and select the WiFi network.
The WiFi network name is on the modem router’s label.
5.  Join the WiFi network and enter the WiFi password.
The password is on the modem router’s label.
Your wireless device connects to the WiFi network.
6.  Launch a web browser
 .
7.  T
ype  http://routerlogin.net  or http://192.168.0.1.
A login screen displays.
8.  Enter the modem router user name and password.
The user name is  admin. 
 The default password is password . The user name and 
password are case-sensitive.
The BASIC Home screen displays.
9.  Select  ADV
 ANCED > Administration > Router Mode .
10.  Select the  No radio button.
With this setting, the modem router works as a bridge and obtains IP add\
resses from the 
Internet service provider.
11.  Click the  Apply button.
Your change is saved.
12.  Follow the instructions that came with your router to connect it to the \
modem router. 
						

							13
2
2.   Connect to the Network and 
Access the Modem Router
This chapter contains the following sections:
•Connect to the Network 
•Types of Logins 
•Log In to the Modem Router  
						

							Connect to the Network and Access the Modem Router 
14 N600 WiFi Cable Modem Router Model C3700 
Connect to the Network
You can connect to the modem router’s network through a wired or WiFi connection. If you 
set up your computer to use a static IP address, change the settings so that it uses Dynamic 
Host Configuration Protocol (DHCP). 
Wired Connection
You can connect your computer to the modem router using an Ethernet cable and join the 
modem router’s local area network (LAN).
To connect your computer to the modem router with an Ethernet cable:
1. Make sure that the modem router has power (its Power LED is lit).
2. Connect an Ethernet cable to an Ethernet port on your computer.
3. Connect the other end of the Ethernet cable to one of the numbered Ethernet ports.
Your computer connects to the local area network (LAN). A message might display on 
your computer screen to notify you that an Ethernet cable is connected.
WiFi Connection
You can connect to the modem router’s WiFi network with Wi-Fi Protected Setup (WPS) or 
you can find and select the WiFi network.
To use WPS to connect to the WiFi network:
1. Make sure that the modem router has power (its Power LED is lit).
2. Check the WPS instructions for your computer or wireless device.
3. Press the WPS button on the modem router.
4. Within two minutes, on your computer or WiFi device, press its WPS button or follow its 
instructions for WPS connections.
Your computer or wireless device connects to the WiFi network.
To find and select the WiFi network:
1. Make sure that the modem router has power (its Power LED is lit).
2. On your computer or wireless device, find and select the WiFi network.
The WiFi network name is on the modem router’s label.
3. Join the WiFi network and enter the WiFi password.
The password is on the modem router’s label.
Your wireless device connects to the WiFi network. 
						

							Connect to the Network and Access the Modem Router 15
 N600 WiFi Cable Modem Router Model C3700
Label
The label on the modem router shows the login information, MAC address, \
and serial 
number.
Figure 5. Modem router label
Types of Logins
Separate types of logins have different purposes. It is important that you understand the 
difference so that you know which login to use when. 
Types of logins: • ISP login. 
 The login that your ISP gave you logs you in to your Internet service. Your 
service provider gave you this login information in a letter or some oth\
er way. If you 
cannot find this login information, contact your service provider.
• W
iFi network key or password. Your modem router is preset with a unique wireless 
network name (SSID) and password for wireless access. This information is on the 
modem router label.
• Modem router login.This logs you in to the modem router interface from a web browser 
as admin.
Log In to the Modem Router
When you connect to the network (either with WiFi or with an Ethernet c\
able), you can use a 
web browser to access the modem router to view or change its settings. The first time you 
access the modem router, NETGEAR genie automatically checks to see if yo\
ur modem 
router can connect to your Internet service.
To log in to the modem router:
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 http://192.168.0.1.
A login screen displays. 
						

							Connect to the Network and Access the Modem Router 
16 N600 WiFi Cable Modem Router Model C3700 
3. Enter the modem router user name and password.
The user name is admin. The default password is password. The user name and 
password are case-sensitive.
The BASIC Home screen displays.  
						

							17
3
3.   Specify Initial Settings
This chapter contains the following sections:
•Notify Your Internet Service Provider 
•Specify the Cable Connection Starting Frequency 
•View Modem Router Initialization 
•Specify the Internet Connection Settings  
						

							Specify Initial Settings 18
N600 WiFi Cable Modem Router Model C3700 
Notify Your Internet Service Provider
You must contact your Internet service provider (ISP) and tell them tha\
t you are using the 
modem router.
To set up your Internet connection:
1.  Contact your cable ISP and inform them that you are installing a new  modem router that 
you bought from a retail store.
Provide your cable ISP with the modem router’s
  model number, which is C3700.
Note: The modem router is  certified by all major cable ISPs.
You can also visit your cable ISP’s website and follow the onscreen instructions to set up  your Internet service.
Cable ISPContact Information
Cablevision www.cablevision.com
www.optimum.com/contactus.jsp
Charter 1-888-438-2427
https://install.charter.com/
Comcast 1-800-COMCAST (1-800-266-2278)
https://www.comcast.com/activate/
Cox 1-877-891-2899
ww2.cox.com
Optimum http://play.optimum.net
https://www.optimum.net/support/phone-list/
Time Warner Cable 1-800-892-2253
http://www.timewarnercable.com/
Note:The contact information listed might change. You can also find the 
contact number in your monthly Internet service billing statement.
2.  When asked, provide the modem router’
 s serial number and MAC address on the product 
label.
3.  W
ait for your cable ISP to confirm that your modem router is active.
4. If you do not have an Internet connection with the modem router, ask you\
r cable ISP to look 
for your modem router online, and do one of the following depending on w\
hat your cable ISP 
tells you about your modem router: 
						

							Specify Initial Settings 19
 N600 WiFi Cable Modem Router Model C3700
•
If the  modem router is  not visible, your cable ISP can give you instructions to verify 
why the modem router  does not connect with your high-speed Internet service.
• If the  modem router 
 is visible to your cable ISP, reboot the computer, laptop, or home 
gateway that is connected to the  modem router. Try checking your online status again.
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 service 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 http://192.168.0.1.
A login screen displays.
3.  Enter the modem router user name and password.
The user name is  admin. 
 The default password is password. The user name and 
password are case-sensitive.
The BASIC Home screen displays.
4.  Select  Cable Connection.
5. Enter an number in the  Starting Frequency field. 
6.  Click the  Apply button. 
						

							Specify Initial Settings 20
N600 WiFi Cable Modem Router Model C3700 
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:
• Scans and locks the downstream frequency and then ranges the upstream ch\
annels.
• Obtains a W
 AN address for the modem router.
• Connects to the Internet.
To view the status of the modem router initialization:
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 http://192.168.0.1.
A login screen displays.
3.  Enter the modem router user name and password.
The user name is  admin. 
 The default password is password . The user name and 
password are case-sensitive.
The BASIC Home screen displays.
4.  Select  Cable Connection.
The Startup Procedure section displays the initialization progress.
The Downstream Bonded Channels section displays the status of each chann\
el.