Thank you for purchasing this NETGEAR product. You can visit www.netgear.com/support to register your product, get help,
access the latest downloads and user manuals, and join our community. We recommend that you use only official NETGEAR
support resources.
Conformity
For the current EU Declaration of Conformity, visit http://kb.netgear.com/app/answers/detail/a_id/11621.
Compliance
For regulatory compliance information, visit http://www.netgear.com/about/regulatory.
See the regulatory compliance document before connecting the power supply.
•Activate Your Internet Service With Comcast Xfinity
For more information about the topics covered in this manual, visit the support website at
support.netgear.com.
1
6
WiFi Cable Modem Router Model C3000v2 and C3700v2
Unpack Your Modem Router
Your package includes either a C3000v2 or a C3700v2 modem router.
C3700v2C3000v2
modem routermodem router
Power adapter
Figure 1. Package contents
Ethernet cable
C3000v2 Front Panel
The modem router status LEDs and buttons are on the front.
Figure 2. C3000v2 modem router front view
You can control the LED settings. For information about how to specify the LED settings, see
Control the LED Settings on page 87.
Hardware Setup
7
WiFi Cable Modem Router Model C3000v2 and C3700v2
You can use the LEDs to verify status and connections. The following table lists and
describes each LED and button on the front panel of the modem router.
Table 1. C3700v2 LED and button descriptions
LEDDescription
WPS button with
LED
This button lets you use WPS to join the WiFi network without typing the WiFi password.
The WPS LED blinks during this process and then lights solid.
WiFi On/Off
button with LED
Power
Downstream
Upstream
Internet
Pressing this button for two seconds turns the WiFi radio in the modem router on and off. If
this LED is lit, the WiFi radio is on. If this LED is off, the WiFi radio is turned off and you
cannot use WiFi to connect to the modem router.
• Green. Power is supplied to the modem router.
• Red. Power is cut of
ventilated area and power cycle the unit.
• Off. No power is supplied to the modem router.
• Solid green. One or more downstream channels are locked.
• Blinking green.
• Off. No downstream channel is locked.
• Solid green. One or more upstream channels are locked.
• Blinking green.
• Off. No upstream channel is locked.
• Solid green. The modem router is online.
• Blinking green.
modem termination system (CMTS).
• Off.
The modem router is offline.
f due to a thermal error caused by heat. Move the unit to a well
The unit is scanning for a downstream channel.
The unit is scanning for an upstream channel.
The modem router is synchronizing with the cable provider’s cable
2.4 GHz radio
Ethernet
USB
• Green. The 2.4 GHz radio is on.
• Blinking green.
• Off. The
• Green. A device is connected to an Ethernet port and powered on.
• Blinking green.
• Off. No device is connected to an Ethernet port.
• Green. A USB device is connected to the port on the back panel.
• Off. No USB device is connected to the port on the back panel.
2.4 GHz radio is off.
There is WiFi activity on the 2.4 GHz WiFi band.
The Ethernet port is sending or receiving traffic.
Hardware Setup
8
WiFi Cable Modem Router Model C3000v2 and C3700v2
C3000v2 Rear Panel
The rear panel connections and buttons shown the following figure.
USB port
Ethernet ports
Coaxial cable connector
Power adapter input
Power On/Off button
Figure 3. C3000v2 modem router rear panel
C3700v2 Front Panel
The modem router status LEDs and buttons are on the front.
Figure 4. C3700v2 modem router front view
Hardware Setup
9
WiFi Cable Modem Router Model C3000v2 and C3700v2
You can control the LED settings. For information about how to specify the LED settings, see
Control the LED Settings on page 87.
You can use the LEDs to verify status and connections. The following table lists and
describes each LED and button on the front panel of the modem router.
Table 2. C3700v2 LED and button descriptions
LEDDescription
WPS button with
LED
This button lets you use WPS to join the WiFi network without typing the WiFi password.
The WPS LED blinks during this process and then lights solid.
WiFi On/Off
button with LED
Power
Downstream
Upstream
Internet
Pressing this button for two seconds turns the WiFi radios in the modem router on and off. If
this LED is lit, the WiFi radios are on. If this LED is off, the WiFi radios are turned off and
you cannot use WiFi to connect to the modem router.
• Green. Power is supplied to the modem router.
• Red. Power is cut of
ventilated area and power cycle the unit.
• Off. No power is supplied to the modem router.
• Solid green. One or more downstream channels are locked.
• Blinking green.
• Off. No downstream channel is locked.
• Solid green. One or more upstream channels are locked.
• Blinking green.
• Off. No upstream channel is locked.
• Solid green. The modem router is online.
• Blinking green.
modem termination system (CMTS).
• Off.
The modem router is offline.
f due to a thermal error caused by heat. Move the unit to a well
The unit is scanning for a downstream channel.
The unit is scanning for an upstream channel.
The modem router is synchronizing with the cable provider’s cable
2.4 GHz radio
5 GHz radio
• Green. The 2.4 GHz radio is on.
• Blinking green.
• Off. The
• Green. The 5 GHz radio is on.
• Blinking green.
• Off. The
2.4 GHz radio is off.
5 GHz radio is off.
There is activity on the 2.4 GHz WiFi band.
There is activity on the 5 GHz WiFi band.
Hardware Setup
10
WiFi Cable Modem Router Model C3000v2 and C3700v2
Table 2. C3700v2 LED and button descriptions (continued)
LEDDescription
Ethernet
USB
• Green. A device is connected to an Ethernet port and powered on.
• Blinking green.
• Off. No device is connected to an Ethernet port.
• Green. A USB device is connected to the port on the back panel.
• Off. No USB device is connected to the port on the back panel.
The Ethernet port is sending or receiving traffic.
C3700v2 Rear Panel
The rear panel connections and buttons shown the following figure.
USB port
Ethernet ports
Coaxial cable connector
Power adapter input
Power On/Off button
Figure 5. C3700v2 modem router rear panel
Hardware Setup
11
WiFi Cable Modem Router Model C3000v2 and C3700v2
Position Your Modem Router
The modem router lets you access your network anywhere within the operating range of your
WiFi network. However, the operating distance or range of your WiFi connection can vary
significantly depending on the physical placement of your modem router. For example, the
thickness and number of walls the WiFi signal passes through can limit the range.
Additionally, other WiFi access points in and around your home might affect your modem
router’s signal. WiFi access points are modem routers, repeaters, WiFi range extenders, and
any other device that emits a WiFi signal for network access.
Position your modem router according to the following guidelines:
•Place your modem router near the center of the area where your computers and other
devices operate, and within line of sight to your WiFi devices.
•Make sure that the modem router is within reach of an AC power outlet and near Ethernet
cables for wired computers.
•Place the modem router in an elevated location, minimizing the number walls and ceilings
between the modem router and your other devices.
•Place the modem router away from electrical devices such as these:
-Ceiling fans
-Home security systems
-Microwaves
-Computers
-Base of a cordless phone
-2.4 GHz cordless phone
•Place the modem router away from large metal surfaces, large glass surfaces, and
insulated walls such as these:
-Solid metal door
-Aluminum studs
-Fish tanks
-Mirrors
-Brick
-Concrete
Hardware Setup
12
WiFi Cable Modem Router Model C3000v2 and C3700v2
Cable Your Modem Router
The most common way to cable your modem router is the simplest, without any other routers
or gateways on the same network. You can also cable the modem router to another router or
gateway and log in to the modem router to specify the Router Mode setting.
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
adaptr
Coaxial cable
Figure 6. Simple modem router network
To cable your modem router:
1. Connect the antennas to the threaded antenna posts.
2. T
urn off existing modems and routers.
If you are replacing a modem that is currently connected in your home, unplug the
modem and plug the new modem router into the same outlet.
3. Connect a coaxial cable.
Use the coaxial cable that is provided by your Internet service provider to connect the
cable port on the modem
Make sure that the cable is tightly connected.
4. Connect the power adapter to the modem router and plug the power adapter into an
electrical outlet.
Make sure that the Power On/Off button the rear panel of the modem router is in the On
position.
The startup procedure takes about one minute. When the startup procedure is complete,
the Power LED lights green.
router to a cable wall outlet.
Ethernet cable
You can log in to the modem router
to view or change its settings.
Hardware Setup
13
WiFi Cable Modem Router Model C3000v2 and C3700v2
Cable Your Modem Router to a Router or Gateway
If you want to cable the modem router to a router or gateway, you must log in to the modem
router and change its Router Mode setting. Changing this setting prevents certain network
conflicts that can occur when two devices on the same network perform routing functions
such as network address translation (NAT) and DHCP (assigning IP addresses to devices on
the network).
To cable your modem router to a gateway or router:
1. Connect the antennas to the threaded antenna posts.
2. Turn off existing modems and routers.
If you are replacing a modem that is currently connected in your home, unplug the
modem and plug the new modem router into the same outlet.
3. Connect a coaxial cable.
Use the coaxial cable that is provided by your Internet service provider to connect the
cable port on the modem router to a cable wall outlet.
Make sure that the cable is tightly connected.
4. Connect the power adapter to the modem router and plug the power adapter into an
electrical outlet.
Make sure that the Power On/Off button the rear panel of the modem router is in the On
position.
The startup procedure takes about one minute. When the startup procedure is complete,
the Power LED lights green.
5. On your WiFi-enabled computer or mobile device, find and select the WiFi network.
The WiFi network name is on the modem router label.
6. Join the WiFi network and enter the WiFi password.
The password is on the modem router label.
Your WiFi device connects to the WiFi network.
7. Launch a web browser.
8. Type http://routerlogin.net or http://192.168.0.1.
A login window opens.
9. 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.
10. When prompted, change the password and enter security questions and answers.
The user name is admin. The default password is password. The user name and
password are case-sensitive.
Hardware Setup
14
WiFi Cable Modem Router Model C3000v2 and C3700v2
The first time you log in to the modem router, you are prompted to change the admin
password and set up security questions. You must enter these settings before you can
access the Internet.
11. Enter a new password.
12. Select security questions and enter the answers.
13. Click the Next button.
A Congratulations page displays your settings.
14. Click the Next button.
The modem router connects to the Internet. The BASIC Home page displays the status of
the Internet connection.
15. Select ADV
ANCED > Administration > Router Mode.
The Router Mode page displays.
16. Select the No radio button.
With this setting, the modem router works as a bridge and obtains IP addresses from the
Internet service provider.
17. Click the Apply button.
Your settings are saved.
18. Follow the instructions that came with your router to connect it to the modem router.
Hardware Setup
15
WiFi Cable Modem Router Model C3000v2 and C3700v2
Activate Your Internet Service
To activate your Internet service:
1. V
isit your cable Internet provider’s website and follow the onscreen instructions to
activate your Internet service.
Cable Internet Provider Contact Information
Bright House Networkssupport.brighthouse.com
1-866-898-9101
Cablevisioncablevision.com
https://install.optimum.com/JointInstall/
Telephone number depends on your region.
Note: When you attempt to contact Cablevision online, you are directed to the
Optimum web page. Optimum is a brand name of Cablevision.
Time Warner Cablehttps://www.timewarnercable.com/en/support/internet/step-by-step/
modem-activation.html
1-800-892-2253
Note: Your cable Internet provider’s contact information might change. You
can also find the contact information in your monthly Internet service
billing statement.
2. If you are unable to activate your Internet service using the instructions on your cable
Internet provider
’s website, call your cable Internet provider and do the following:
a. When asked, provide your account information and provide the modem router’
model number, which is C3000v2 and C3700v2, serial number, and MAC address.
s
Hardware Setup
16
WiFi Cable Modem Router Model C3000v2 and C3700v2
The serial number and MAC address are on the modem router label.
b. Wait for your cable Internet provider to confirm that your modem router is active.
c. If you do not get an Internet connection with the modem router, ask your cable
Internet provider to look for your modem router online, and do one of the following
depending what your cable Internet provider tells you about your modem router:
•If the modem router
instructions to verify why the modem router does not connect with your high-speed
Internet service.
•If the modem router
router. Check your online status again.
is not visible, your cable Internet provider can give you
is visible to your cable Internet provider, reboot the modem
Activate Your Internet Service With Comcast Xfinity
Activate your Internet service by using Comcast XFINITY’s self-activation process. If you are
unable to self-activate your modem router, call Comcast XFINITY customer service. After you
complete the setup, perform a speed test.
Before you start the self-activation process, make sure that your account number, account
phone number
nearby.
Use the Self-Activation Process to Set Up Your Internet
Connection
To set up your Internet connection with Comcast XFINITY’s self-activation process:
1. Close all web browsers.
2. Launch a web browser
You are redirected to the XFINITY self-activation page. If you are not redirected to the
XFINITY self-activation page, visit comcast.com/activate.
3. Provide your XFINITY credentials and complete the self-activation process.
, and login information (your email address or user name and password) are
.
This process might take up to 15 minutes, during which the modem router reboots twice.
Hardware Setup
17
WiFi Cable Modem Router Model C3000v2 and C3700v2
Call Comcast XFINITY to Set Up Your Internet Connection
If you are unable to activate your modem router using the XFINITY self-activation process,
call Comcast XFINITY customer service.
Before you call Comcast Xfinity, make sure that your account number, account phone
number
C3000v2 or C3700v2. The serial number and MAC address are on the modem router label.
Figure 7. Modem router label
, email address, and password are nearby. The cable modem’s model number is
To set up your Internet connection by calling Comcast XFINITY:
1. Call Comcast XFINITY customer service at 1-800-XFINITY (1-800-934-6489).
2. When asked, provide your account information and provide the modem router
number and MAC address.
3. W
ait for Comcast XFINITY to confirm that your modem router is active.
4. If you do not get an Internet connection with the modem router
look for your modem router online, and do one of the following depending on what Comcast
XFINITY tells you about your modem router:
•If the modem router is not visible, Comcast XFINITY 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 Comcast XFINITY
your online status again.
, reboot the modem router. Check
, ask Comcast XFINITY to
’s model
Perform a Speed Test
To determine the accurate Internet speed, visit the speed test website of your cable Internet
provider and perform a speed test.
If your actual speed is lower than your subscribed speed, contact your cable Internet
provider.
Hardware Setup
18
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
2
19
WiFi Cable Modem Router Model C3000v2 and C3700v2
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 is receiving power (its Power LED is lit).
If the Power LED does not light, make sure that the Power On/Off button the rear panel
of the modem router is in the On position.
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 is receiving power (its Power LED is lit).
If the Power LED does not light, make sure that the Power On/Off button the rear panel
of the modem router is in the On position.
2. Press the WPS button on the modem router.
3. Within two minutes, on your WiFi-enabled computer or mobile device, press its WPS button
or follow its instructions for WPS connections.
Your WiFi-enabled computer or mobile device connects to the WiFi network.
To find and select the WiFi network:
1. Make sure that the modem router is receiving power (its Power LED is lit).
If the Power LED does not light, make sure that the Power On/Off button the rear panel
of the modem router is in the On position.
2. On your WiFi-enabled computer or mobile device, find and select the WiFi network.
The WiFi network name is on the modem router’s label.
Connect to the Network and Access the Modem Router
20
WiFi Cable Modem Router Model C3000v2 and C3700v2
3. Join the WiFi network and enter the WiFi password.
The password is on the modem router label.
Your WiFi device connects to the WiFi network.
Label
The label on the modem router shows the login information, MAC address, and serial
number.
Figure 8. Model C3000v2 modem router label
Figure 9. Model C3700v2 modem router label
Types of Logins
Separate types of logins serve different purposes. It is important that you understand the
difference so that you know which login to use when.
Types of logins:
•ISP login.
service provider gave you this login information in a letter or some other 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 WiFi
network name (SSID) and password for WiFi access. This information is on the modem
router label.
•Modem router login.This logs you in to the modem router web pages from a web
browser as admin.
The login that your ISP gave you logs you in to your Internet service. Your
Connect to the Network and Access the Modem Router
21
WiFi Cable Modem Router Model C3000v2 and C3700v2
Log In to the Modem Router
When you connect to the network (either with WiFi or with an Ethernet cable), 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, the modem router automatically checks to see if it can connect to
your Internet service.
To log in to the modem router:
1. Launch a web browser from a computer or mobile device that is connected to the
network.
2. T
ype http://routerlogin.net or http://192.168.0.1.
A login window opens.
3. Enter the modem router user name and password.
The user name is admin.
password are case-sensitive.
The first time you log in to the modem router, you are prompted to change the admin
password and set up security questions. You must enter these settings before you can
access the Internet.
4. Enter a new password.
5. Select security questions and enter the answers.
6. Click the Next button.
The default password is password. The user name and
A Congratulations page displays your settings.
7. Click the Next button.
The modem router connects to the Internet. The BASIC Home page displays the status of
the Internet connection.
Connect to the Network and Access the Modem Router
22
3. Specify Initial Settings
This chapter contains the following sections:
•Specify the Cable Connection Starting Frequency
•View Modem Router Initialization
•Specify the Internet Connection Settings
•Specify an IPv6 Internet Connection
3
23
WiFi Cable Modem Router Model C3000v2 and C3700v2
Specify the Cable Connection Starting Frequency
The starting frequency is automatically generated. For most Internet connections, you do not
need to specify this information. If you must enter a starting frequency, contact your Internet
service provider.
To change the starting frequency:
1. Launch a web browser from a WiFi-enabled computer or mobile device that is
connected to the network.
2. T
ype http://routerlogin.net or http://192.168.0.1.
A login window opens.
3. Enter the modem router user name and password.
The user name is admin.
password are case-sensitive.
The BASIC Home page displays.
4. Select Cable Connection.
5. Enter a number in the Starting Frequency field.
6. Click the Apply button.
The default password is password. The user name and
Your settings are saved.
Specify Initial Settings
24
WiFi Cable Modem Router Model C3000v2 and C3700v2
View Modem Router Initialization
You can track the initialization procedure of the modem router and get details 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 provisioning
process:
1. Scans and locks the downstream frequency and then ranges the upstream channels.
2. Obtains a W
3. Connects to the Internet.
To view the status of the modem router initialization:
1. Launch a web browser from a WiFi-enabled computer or mobile device that is
connected to the network.
2. T
ype http://routerlogin.net or http://192.168.0.1.
AN address for the modem router.
A login window opens.
3. Enter the modem router user name and password.
The user name is admin.
password are case-sensitive.
The BASIC Home page displays.
4. Select Cable Connection.
The default password is password. The user name and
The Startup Procedure section displays the initialization progress.
The Downstream Bonded Channels section displays the status of each channel.
Specify Initial Settings
25
WiFi Cable Modem Router Model C3000v2 and C3700v2
Specify the Internet Connection Settings
You can view or change the modem router’s Internet connection settings.
To specify the Internet connection settings:
1. Launch a web browser from a WiFi-enabled computer or mobile device that is
connected to the network.
2. T
ype http://routerlogin.net or http://192.168.0.1.
A login window opens.
3. Enter the modem router user name and password.
The user name is admin.
password are case-sensitive.
The BASIC Home page displays.
4. Select ADV
5. If your Internet connection requires an account name or host name, type it in the Account
Name (If Required) field.
6. If your Internet connection requires a domain name, type it in the Domain Name (If
Required) field.
ANCED > Setup > Internet Setup.
The default password is password. The user name and
For the other sections on this page, the default settings usually work, but you can change
them.
7. Select an Internet IP
•Get Dynamically from ISP.
automatically assigns these addresses.
•Use Static IP
address that your ISP assigned. The gateway is the ISP modem router to which your
modem router connects.
8. Select a Domain Name Server (DNS) Address radio button:
Address radio button:
Your ISP uses DHCP to assign your IP address. Your ISP
Address. Enter the IP address, IP subnet mask, and the gateway IP
Specify Initial Settings
26
WiFi Cable Modem Router Model C3000v2 and C3700v2
•Get Automatically from ISP. Your ISP uses DHCP to assign your DNS servers. Your
ISP automatically assigns this address.
•Use These DNS Servers. If you know that your ISP requires specific servers, select
this option. Enter the IP address of your ISP’
DNS server address is available, enter it also.
9. Click the Apply button.
Your settings are saved.
Note: If you get address not found errors when you go to a website, it is
likely that your DNS servers are not set up correctly. Contact your ISP
to get the DNS server addresses.
s primary DNS server. If a secondary
Specify an IPv6 Internet Connection
To specify an IPb6 Internet connection:
1. Launch a web browser from a WiFi-enabled computer or mobile device that is
connected to the network.
2. T
ype http://routerlogin.net or http://192.168.0.1.
A login window opens.
3. Enter the modem router user name and password.
The user name is admin.
password are case-sensitive.
The BASIC Home page displays.
4. Select ADV
ANCED > Setup > IPV6.
The default password is password. The user name and
If your Internet provider supports IPv6, the System Delegated Prefix field displays IPv6
information.
5. Select an IP Address Assignment radio button:
Specify Initial Settings
27
WiFi Cable Modem Router Model C3000v2 and C3700v2
•Use DHCP Server. This method passes more information to LAN devices, but some
IPv6 systems might not support the DHCv6 client function.
•Auto Config. This is the default setting.
This setting specifies how the modem router assigns IPv6 addresses to the home
network (the LAN).
6. Click the Apply button.
Your settings are saved.
Specify Initial Settings
28
4. Control Access to the Internet
This chapter explains how to prevent objectionable content from reaching the computers and
other devices that are connected to your network.
This chapter includes the following sections:
•Set Up Parental Controls
•Use Keywords to Block Internet Sites
•Block Services and Applications From the Internet
•Schedule When to Block Internet Sites and Services
•Avoid Blocking on a Trusted Computer
•Set Up Security Event Email Notifications
4
29
WiFi Cable Modem Router Model C3000v2 and C3700v2
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. You can learn more about parental controls or
download the application.
After you set up and enable parental controls, you can change the web filtering level for each
device on the network through the network map page on the genie app.
To set up parental controls:
1. Launch a web browser from a WiFi-enabled computer or mobile device that is
connected to the network.
2. T
ype http://routerlogin.net or http://192.168.0.1.
A login window opens.
3. Enter the router user name and password.
The user name is admin.
password are case-sensitive.
The BASIC Home page displays.
4. Select Parental Controls.
The Live Parental Controls web page displays.
5. Click the button for the app or version that you want to download and use.
6. Follow the onscreen instructions to download and install the genie app.
7. Open the genie app and select Parental Controls.
After installation, Live Parental Controls automatically starts.
8. Click the Next button, read the note, and click the Next button again to proceed.
Because Live Parental Controls uses free OpenDNS accounts, you are prompted to log in
or create a free account.
The default password is password. The user name and
9. Select a radio button as follows:
•If you already own an OpenDNS account, leave the Ye
•If you do not own an OpenDNS account, select the No radio button.
Control Access to the Internet
30
s radio button selected.
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