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Configure Netgear R6300 Gigabit Router With Cable Internet Modem

Netgear R6300 Wireless AC Dual Band Gigabit Router is the latest router from Netgear. This model supports wireless standard 802.11 ac. IEEE 802.11ac standard offers Gigabit speed over a wireless connection, and the simultaneous dual-band feature ensures minimum interference with other wireless devices. In this tutorial let us check how to configure a Netgear R6300 wireless router with a Cable Internet modem. Most of the cable Internet service providers ensure the usage of cable Internet on just one computer by registering the MAC address of the computer.

No other computers (with different MAC address) are allowed access to the Internet. With Netgear R6300 Wireless AC Dual Band Gigabit router we can overcome this limitation set by Cable Internet Provider and share cable Internet among multiple computers.

Steps to setup Cable Modem with Netgear R6300 Gigabit router are:

Setup Cable Modem With Netgear R6300 Gigabit Wireless ac Router

  1. Connect Cable modem to the WAN/Internet port of R6300 and power on both devices. Connect a computer (on which cable modem is configuring) to the LAN port of Netgear R6300 Gigabit router.

  2. Login Netgear R6300 Gigabit router setup page:

    You can log in Netgear R6300 router using the default Login IP address provided in the user manual (by default it is or Also, you can access the web-based setup page of Netgear R6300 Gigabit router by typing on the address bar of the browser

  3. Enter admin as username and password and click Ok

  4. On Home click on the Internet tab:
    how to set up cable internet for multiple computers using Netgear router

    Select the following options:
    configure internet in Netgear router with cable modem

    1. Select No button below the question does your Internet connection requires a login
    2. Under Internet IP Address, select Get Dynamically from ISP
    3. Under DNS Address select Get Automatically from ISP

  5. Do not forget to select Use Computer MAC address and make sure you are on the same computer on which cable modem configured. If you do not clone MAC address in Netgear R6300 Wireless AC Dual Band Gigabit router, you may not able access Internet from your cable ISP.
    how to do MAC address cloning in Netgear r6300 router

  6. Renew IP Address on Netgear R6300 router

    The last step to configure Netgear R6300 router with a cable modem is to check if IP address is renewing automatically. If not, follow the steps below.
    1. Click on the Advanced tab
    2. Click on Administration
    3. Click on Router Status and click connection status to renew IP address

    Get Public IP address on Netgear 6300 router

    You can always look at this page to check the public IP address Netgear router gets from the cable modem.
You can connect at least four computers using Ethernet cable with a Netgear R6300 router because it has four Ethernet ports in addition to the wireless computers.

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With MAC address cloning you will not face any issues with sharing Internet among all the computers connected to the router.

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If you feel Internet speed from Netgear R6300 Gigabit Router is lower than before, click on the link below to troubleshoot it.
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rgeg said…
Very good job, really appreciate your efforts.

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Alex George
Alex George has Engineering graduation in Computer Science and an MBA in Finance. He had been working as a senior Network Engineer for ten years. His specialization is in Cisco products. Traveling is one of his hobbies and visited various places as part of his onsite work. He visited different places as part of his onsite work like New York, Dubai, London, etc. Right now Alex is a director of one of the leading career development firms in India, which trains students for UPSC, SSC, and PSC examinations. He guides a lot of students to get selection for various prestigious institutions like CBI, Income Tax Department, etc. Alex George is a stock market investor and a very active intraday trader. Engineering Background: He has a B.Tech in Computer Science and Engineering and passed different network and security courses like CCNA, CCNP (Security), CEH, and various Microsoft certifications. Finance Background: Alex has an MBA in Finance. He is an active intraday trader and a Share Market Investor. Webmaster Skills: Alex is a blogger since 2004. He has a working knowledge of HTML, CSS, PHP, and JavaScrip.