Specify Initial Settings
18
N300 WiFi Cable Modem Router Model C3000
Notify Your Internet Service Provider
You must contact your Internet service provider (ISP) and tell them that 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 C3000.
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 ISP Contact 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 your cable ISP to look
for your modem router online, and do one of the following depending on what your cable ISP
tells you about your modem router:
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General
Weight and Dimensions
