Hardware and Internet Setup
10
CM600 Cable Modem
You can also visit your cable ISP’s website and follow the onscreen instructions to set up
your Internet service.
Cable Internet Provider Contact Information
Cablevision Telephone number depends on your region.
http://www.cablevision.com
https://install.optimum.com/JointInstall/
Comcast XFINITY https://www.comcast.com/activate
http://www.xfinity.com/internetsetup
http://www.xfinity.com/internetsupport
Mediacom 1-844-2SIMPLE (1-844-274-6753)
https://maestro.mediacomcc.com/walledgarden/page/login.jsp
Time Warner Cable 1-800-892-2253
https://elb02.activatemymodem.com/authentication
Note: Your cable Internet provider’s contact information might change. You
can also find the contact number in your monthly Internet service
billing statement.
2. When asked, provide the cable modem’s serial number and MAC address on the product
label.
3. Wait for your cable ISP to confirm that your cable modem is active.
4. If you do not get an Internet connection with the cable modem, ask your cable ISP to look for
your cable modem online, and do one of the following depending on what your cable ISP
tells you about your cable modem:
• If the
cable modem i
s not visible, your cable ISP can give you instructions to verify
why the cable modem does not connect with your high-speed Internet service.
• If the cable modem i
s visible to your cable ISP, reboot the computer, laptop, or home
gateway that is connected to the cable modem. Try checking your online status again.
Set Up Your Internet Service with Comcast Xfinity
If Comcast Xfinity is your cable Internet provider, set up 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.
Use the Self-Activation Process to Set Up Your Internet Connection
Before you start the self-activation process, make sure that your account number, account
phone number, and login information (your email address or user name and password) are
nearby.
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