Netgear C7100v High Speed Cable Modem Router User Manual

							Hardware Overview 11
 AC1900 Cable Modem Voice Router
•
USB ports. The USB ports lets you connect a USB hard drive, flash drive, or printer to the 
modem router.
• T
el (voice) ports. Connect Voice over IP (VoIP) telephone lines.
•Four Ethernet LAN ports. 
 These ports support 1000 Mpbs, 100 Mpbs, and 10 Mpbs 
connections. Use the Ethernet LAN ports to connect local computers to the modem 
router’s Ethernet LAN.
• Coaxial cable connector . 
 Attach a coaxial cable to the cable service provider’s 
connection.
• Power input connector . 
 Attach the power cord to this input.
Product Label
The label on the modem router shows the login information, MAC addresses, serial number, 
WiFi network names, and WiFi password (key).
CM MAC address
Serial number
EMTA MAC address
WiFi network name (SSID)
WiFi network password
Figure 4. Modem router label 
						

							Hardware Overview 12
AC1900 Cable Modem Voice Router 
Install an Optional Battery
A battery is not included with the modem router, but you can purchase a NETGEAR modem 
router battery (sold separately) and install it. The battery can give you five hours of additional 
talk time and eight hours of idle time for voice service during a power outage. Battery access 
is on the bottom of the modem router.
To install the battery:
1.  Make 
sure  that  the  modem  router  is  unplugged.
2. Open 
the  battery  compartment  door.
3. Insert 
the  battery  into  the  modem  router.
Do not attempt to remove the battery’s plastic tab. The plastic tab allows you to easily 
remove the battery later if it must be replaced.
4.  Close 
the  battery  compartment  door.
Replace the Battery
Battery access is on the bottom of the modem router.
To replace the battery:
1. Unplug 
 the  modem  router.
2.  Open 
the  battery  compartment  door.
3. Pull 
the  plastic  tab  to  remove  the  battery.
4. Insert 
the  replacement battery  and  close  the  battery  compartment  door. 
						

							Hardware Overview 
13  AC1900 Cable Modem Voice Router
Position Your Modem Router
The modem router lets you access your network from anywhere within the operating range of 
your WiFi network. However, the operating distance or range of your WiFi connection can 
modem router. For example, 
h can limit the range. 
owing guidelines: 
•or office.
•computers and other 

•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. 
•se:
-Ceiling fans
-Home security systems
-Microwaves
-Computers
-Base of a cordless phone
-2.4 GHz cordless phone
•ass surfaces, insulated 
walls, and items such as these:
-Solid metal doors
-Aluminum studs
-Fish tanks
-Mirrors
-Brick
-Concrete
When you use multiple access points, it is better if adjacent access points use different radio 
frequency channels to reduce interference. The recommended channel spacing between 
els 1 and 6, or 6 and 11). 
						

							Hardware Overview 14
AC1900 Cable Modem Voice Router 
Install and Activate Your Modem Router
The modem router provides a connection between your cable Internet provider’s network and 
your computer, router, or WiFi router. 
Connect Your Modem Router to a Computer
During the installation and activation, you must connect the modem router directly to a 
computer.
Cable modem
Phone cable
Ethernet
cable Power cord
Cable
wall
Coax
cable
outlet
Figure 5. Connect the modem router directly to a computer
Note:
Before you connect your modem router and contact your cable Internet 
provider, collect your cable account number, account phone number, 
and login information (your email address or user name and password).
To connect your modem router directly to a computer:
1. Connect 
 a  coaxial  cable.
Use the coaxial cable that your cable company provided to connect 
 the cable port on the 
modem router to a cable wall outlet. Make sure that the cable is tightly connected.
2.  T
urn  off  the  computer  to  which  you  intend  to  connect  the  modem  router.
3.  Use 
the Ethernet cable provided in the package to connect the Gigabit Ethernet port on the 
modem  router  to  an  Ethernet  port  on  the  computer.
4.  Connect 
 one end of the phone cable to the Tel (Voice) port on the rear panel of the modem 
router  and  the  other  end  of  the  phone cable  to  the  telephone.
5.  T
urn  on  the  computer. 
						

							Hardware Overview 15
 AC1900 Cable Modem Voice Router
6. 
Connect  the  power  cord  provided  in  the  package  to  the  modem  router  and  plug  the  power 
cord  into  an  electrical  outlet.
When the startup procedure is completed, the Power LED 
 lights white.
7.  W
ait  for  the  modem  router  to  come  online.
It takes at least 10 minutes for the modem router to come online on the network. During 
this time, the LED behavior is as follows:
•The Downstream/Upstream LED 
 blinks slowly when the modem router is locking 
one or more downstream channels, the LED blinks fast when the modem router is 
locking one or more upstream channels, and it lights solid white when one or more 
downstream channels are locked. 
• After the modem router registers with your cable Internet provider
 , the Internet LED 
 lights white.
Even though an Internet connection is established, Internet service 
 is available only after you 
set it up with your cable Internet provider.
For information about how to activate your Internet service and 
 register your telephone lines, 
see Call Comcast XFINITY to Activate Internet Service and Register the Voice Telephone 
Lines  on page
  15.
Call Comcast XFINITY to Activate Internet Service and Register 
the Voice Telephone Lines
Before you start the activation process, make sure that your account number, account phone 
number, and login information (your email address or user name and password) are nearby.
To activate your Internet connection with Comcast XFINITY’s self-activation process:
1.  Call 
Comcast  XFINITY  customer  service  at  1-800-XFINITY  (1-800-9 34-6489).
2.  When 
asked,  provide  your  account  information  and  provide  the  modem  router’s  model 
number  and  MAC  address,  which  are  on  the  modem  router  label. 
For more information, see Product Label  on page
  11.
3.  W
ait  for  Comcast  XFINITY  to  confirm  that  your  modem  router  is  active.
If you do not get an Internet connection with the modem router, 
 ask Comcast XFINITY to 
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
 , reboot the modem router. Check 
your online status again.
4.  If 
you  connected  telephone lines,  ask  Comcast  XFINITY  to  register  your  voice  telephone 
lines.  
						

							Hardware Overview 
16 AC1900 Cable Modem Voice Router 
The Tel (Voice) LED blinks while the phone is being registered and then lights solid white 
once it is registered. 
en the phone is off-hook.
For information about voice telephone lines, see Chapter 7, Voice Telephone Lines.
Perform a Speed Test
Twebsite of your cable Internet 
provider and perform a speed test.
ct your cable Internet 
provider. 
						

							17
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 
•Access the Modem Router With the NETGEAR genie App  
						

							Connect to the Network and Access the Modem Router 
18 AC1900 Cable Modem Voice Router 
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
Yrnet cable and join the 
modem router’s local area network (LAN).
T
						

							Connect to the Network and Access the Modem Router 19
 AC1900 Cable Modem Voice Router
The WiFi network name is on the modem router label.
3. 
Join  the  WiFi  network  and  enter  the  WiFi  password.
The password is on the modem router label.
Your computer or mobile device connects to the WiFi network.
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: • 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.
Note: Your modem router broadcasts dual-band 2.4 GHz and 5 GHz WiFi 
signals. The label shows the SSID for the 2.4 GHz signal. For 
information about 5 GHz WiFi settings, see Specify Basic WiFi 
Settings on page  79.
• Modem router login. 
 This logs you in to the modem router interface as admin from a 
web browser as admin. 
						

							Connect to the Network and Access the Modem Router 20
AC1900 Cable Modem Voice Router 
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 
 an  Internet  browser  from  a  computer  or  mobile  device  that  is  connected  to  the 
network.
2.  T
ype  http://www.routerlogin.net  or http://www.routerlogin.com .
A login window opens.
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 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.