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ARRIS - SURFboard S34 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps Ethernet Port - White

Model: S34
SKU: 6589631
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  • General
    • Brand: ARRIS
    • Model Number: S34
    • Product Name: SURFboard S34 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps Ethernet Port
    • Color: White
  • Dimensions
    • Product Height: 5.14 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Length: 1.8 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
    • Product Width: 4.74 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Weight: 0.9 pounds (The out of box weight of the item.)
  • Warranty
    • Warranty - Parts: 2 years
    • Warranty - Labor: 2 years
  • Other
    • Modem Type: High speed
    • UPC: 850030172303

ARRIS SURFboard S34 DOCSIS 3.1 Cable Modem

  • Multi-Gigabit Networking: best for cable internet speed plans up to 2.5 Gbps
  • DOCSIS 3.1 cable modem: 2 downstream x 2 upstream OFDM DOCSIS 3.1 channels
  • Save on monthly rental fees: Experience value at its best. The SURFboard G54 can save you up to $180 per year in rental fees. Stop renting and own yours today!
  • Compatible with major U.S. Cable Internet Providers: Compatible with Cox, Spectrum, Xfinity and other major US cable internet providers
  • Worry Less: Experience worry-free usage. The S34 is designed by ARRIS and perfected by decades of experience. The product warranty of two years ensures your investment in your home network is protected.
  • Multi-Gigabit Networking: best for cable internet speed plans up to 2.5 Gbps
  • DOCSIS 3.1 cable modem: 2 downstream x 2 upstream OFDM DOCSIS 3.1 channels
  • Save on monthly rental fees: Experience value at its best. The SURFboard G54 can save you up to $180 per year in rental fees. Stop renting and own yours today!
  • Compatible with major U.S. Cable Internet Providers: Compatible with Cox, Spectrum, Xfinity and other major US cable internet providers
  • Worry Less: Experience worry-free usage. The S34 is designed by ARRIS and perfected by decades of experience. The product warranty of two years ensures your investment in your home network is protected.
Whats Included
  • SURFboard S34 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps Ethernet Port
  • SURFboard S34 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps Ethernet Port

Q: Does the S34 support DOCSIS 3.1?

A: The ARRIS SURFboard S34 is a DOCSIS 3.1 cable modem.

Q: What is the height of the S34?

A: The height of the S34 is 5.14 inches.

Q: What is the manufacturer's warranty for parts?

A: The manufacturer's warranty for parts is 2 years.

Q: What type of modem is the S34?

A: The S34 is a high speed modem.

Q: Does this S34 model work with Xfinity? It does not appear to be on the approved list like our current s 33 model.

A: The S34 is listed on Xfinity's "Full List of Compatible Devices" PDF and it works with Next Gen Speed Tier service for download speed up to 2.32 Gbps and upload speed up to 444 Mbps. https://assets.xfinity.com/assets/dotcom/projects/cix-4997_compatible-devices/2025.03.25%20Full%20List%20of%20Compatible%20Devices.pdf

Q: Will the Arris modem s34 work with Optimum.net?

A: Optimum allows you to use the S34 modem on their Internet service with no phone service.

Q: Is it compatible with Cox

A: Yes - but they won't be very helpful if you need support since it's a BYOD modem. Here's a quick cheat sheet based on my experience: 1. Does the light turn solid blue? If yes, you have a cable connection. 2. When connected directly (no router), check your _gateway_ ip. If it is 192.168.1.100 you do not yet have a DHCP lease from Cox. 3. If your gateway IP is anything else, then you have a DHCP lease and Cox is able to provide service. (even if they claim otherwise) 3a. If you have a Cox IP AND DNS IP's then you _should_ be able to reach the internet. If you cannot, it means you are in the "Cox internet captive portal" and there are issues with provisioning. (again, even if they claim otherwise). I hope these pointers help someone get through the madness that is COX internet support. Sincerely, Someone who was a cable tech at one point.

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