LINKSYS CG7500 User Manual

USER GUIDE

AC1900 | 24x8

CABLE MODEM ROUTER

Model CG7500

1

Contents

Product Overview ......................................................................................... 3

Front view ..................................................................................................................................... 3

Back ................................................................................................................................................ 5

Installation ...................................................................................................... 6

Setup .............................................................................................................................................. 6

Setup Wizard ............................................................................................................................... 8

Browser-Based Utility .............................................................................. 12

How to access the browser-based utility ....................................................................... 12

How to use the browser-based utility .............................................................................. 13

System Status ............................................................................................ 14

Status ......................................................................................................................................... 14

Configuration .............................................................................................. 16

Connectivity ............................................................................................................................. 16

Wi-Fi ............................................................................................................................................. 19

External Storage ..................................................................................................................... 23

Security ...................................................................................................................................... 26

Administration ......................................................................................................................... 29

Parental Controls ...................................................................................... 33

Troubleshooting ......................................................................................... 34

Specifications ............................................................................................. 37

Linksys GG7500 ..................................................................................................................... 37

Environmental .......................................................................................................................... 37

2

Product Overview

Front view

From top to bottom

Power------ Lights up green when the modem router is powered on.

Receive— Light blinks green while the modem router is searching for a connection over

the cable network. Light is solid green when the modem router is receiving data from the
cable network. Light is solid blue during multichannel bonding.

Send------ Light blinks green while the modem router is searching for a connection over the
cable network. Light is solid green when the modem router is sending data to the cable
network. Light is solid blue during multichannel bonding.

Status— Lights up green when the modem router has an Internet connection. Flashes
green while the modem router is establishing the Internet connection.

Ethernet------ Light is solid green when the modem router is connected to a device through
the LAN port.

2.4 GHz Wi-Fi—Light is solid green when broadcasting 2.4 GHz signal. Light blinks when
the modem router is actively sending or receiving data over the network.

3

5 GHz Wi-Fi—Light is solid green when broadcasting 5 GHz signal. Light blinks when the
modem router is actively sending or receiving data over the network.

USB------ Light is solid green when the modem router is connected to a device through the
USB port.

WPS------ Light is solid green when a Wi-Fi Protected Setup™ connection is successfully
established. Light blinks slowly while WPS is setting up a connection, and blinks rapidly if
an error occurs. Light is off when WPS is idle.

4

Back

From top to bottom

USB port------ Connect and share a USB drive on your network or on the internet.

Reset button------ Press and hold for about five seconds to reset the modem router to

factory defaults.

Ethernet ports— Connect the modem router to computers and other devices with
ethernet cables (also called network cables).

Cable port------ Connect the modem router to an active cable signal with a coaxial cable.

Power port------ Connect to the included power adapter.

5

Installation

Setup

Disconnect any modems or modem routers before setting up your new modem router.

1. Connect a coaxial cable to the cable port on the modem router and a wall jack.

2. Connect the power adapter to the modem router and plug into a power source.

6

3. Connect to the secure Wi-Fi name on the sticker in the Quick Start Guide that
came with your modem router. There is also a sticker on the bottom of the modem
router. (You can change these details later.) Select the option to automatically
connect to this network in the future. You will not have internet access until you
complete modem router setup.

4. Open a web browser and type

5. In the pop-up window, enter “admin” in the Password field. Click Log in. The web­based setup page of your modem router will appear.

http://192.168.1.1

in the address bar.

6. Make sure you are on the

Quick Start

tab. Click Begin to start the setup wizard.

7

Setup Wizard

1.

Accept the License Terms and click Next.

2.

Choose an internet service provider, activate your modem router and click Next.

3.

Create a Wi-Fi name and password and click Next.

8

4.

Create an admin password and click Next.

5.

Write down your settings somewhere you’ll remember and click Save.

6.

Click Done and get online.

9

When your modem router is ready, the top four lights (power, receive,
send, status) will be solid.

Advanced users can select “I want to skip the Setup and configure the router
manually.”

10

If you choose to manually set up the modem router, you will need to have the
following information available for activation:

• Account number of your broadband subscription

• Phone number linked with your account

• Serial number of the modem router (on the back of the unit)

• MAC address of the modem router (on the back of the unit)

To activate:
Open a web browser from a computer that’s connected directly to the modem
router. This is where you will need the information above (account number of your
broadband service, phone number and new modem router device identifiers).
Some service providers have additional setup steps that will automatically appear
in the browser – if not, visit the appropriate link below. Follow the steps for your
internet provider or call them if you are unable to get online.
Note—The modem router may reboot several times during this process and
activation can take up to five minutes.
After activation, you should be able to connect to the internet wirelessly via your
modem router or a wired connection between your computer and the modem
router.
Helpful links:

• https://install.charter.com/

• https://activation.cox.net

• www.xfinity.com/activate

11

Browser-Based Utility

If you would like to change the modem router’s advanced settings, use the browser-based
utility. For more help with the utility, click the Help link in the upper-right corner of the
screen or go to our support website www.linksys.com/support/cg7500.

How to access the browser-based utility

1. Launch the web browser on your computer, and enter the router’s default Internet
Protocol (IP) address, 192.168.1.1, in the address field. Press Enter.

2. In the Password field, enter the password created during setup. If you did not
change the password, the default is ‘‘admin’’.

3. Click Log in to continue.

12