I recently purchased a Motorola SB6121 Modem to use with Comcast. I called Comast and verified it has been successfully added to their network. The modem itself is very basic and does provide any WIFI. I can plug the modem directly in and get online no problem.

May 31, 2017 · The Motorola MG7550 is a high-speed cable modem and gigabit router packaged together in one well-designed housing. If you're looking for a DSL modem-router, check out the Netgear AC1600 . The modem features 16 downstream channels capable of downloading at 686 Mbps, and four upstream channels capable of 123 Mbps uploads. Vendor Name: Motorola (now Arris) Firmware Name: SB_KOMODO- Boot Version: PSPU-Boot(25CLK) Hardware Version: 7.0 Firmware Build Time: Mar 12 2013 17:48:19. If yours is not this one ask you ISP provider to "PUSH" the newest firmware to your modem. That is the only way to get the new firmware. Motorola SurfBoard SB6121 is a popular option on the lower end of the price range. It's in the top 3 bestselling modems and has dozens of popular alternatives in the same price range, such as Motorola Surfboard SB6141 or Asus DSL-N10. Motorola SurfBoard SB6121 is $34.84 cheaper than the average modem ($84.79). Jun 30, 2020 · For Motorola Models MG7540 and MG7550: On the Radio page, under the Select 2.4 or 5 GHz option: If you chose to use 2.4 GHz, then go from the Channel drop-down menu, select a channel that is 5 channels away from the current channel you are using. Aug 24, 2018 · The Motorola MB7621 has an attention to detail that made it more convenient to use than many other products. One main feature that stood out was its power button. This may seem small, but most modems plug in to turn on, and are only turned off when unplugged, which is a cumbersome process, depending on where you have your home networking Motorola Inc, 101 Tournament Drive, Horsham, PA 19044, 1-215-323-1000, declares that the SB6120 SURFboard® DOCSIS® 3.0 Cable Modem complies with 47 CFR Parts 2 and 15 of the FCC rules as a Class B digital device.. At ARRIS, we are dedicated to the success of our customers and the transformation of their entertainment and communication experiences. Get more information on SURFboard modem manuals, troubleshooting guides, FAQs, and more.

Jul 12, 2017 · With that in mind, let’s take a look at how you can access the diagnostic page and what to do with the information you find therein. For demonstration purposes, we will be using the using the diagnostic interface of the incredibly common Motorola/Arris Surfboard 6141 broadband cable modem, but the general layout will be similar across modems.

Mar 09, 2018 · Technically the SB6121 should be good for up to 170mbps-ish in perfect conditions. Technically. 100mbps is more realistic with "good" conditions. Once an ISP decides to stop supporting a device, they can make configuration changes that effectively neuter your modem to force you to buy a new one.

the SB6121 can be deployed without service interruption. Backwards compatible to DOCSIS 1.0, 1.1 and 2.0, the SB6121 also supports both IPv4 and IPv6, Advanced Encryption Services, and all other DOCSIS 3.0 standards. As part of Motorola DOCSIS 3.0 Ultra-Broadband family of products, the SB6121 includes an enhanced

Aug 21, 2016 · In this tutorial I show you how to view the signal status of your Motorola or ARRIS SURFboard (SB6121) and troubleshoot any internet problems you may be having. I also show you a possible SOLUTION! Here you can see indications of issues that may be affecting your connection. If you see T3 or T4 timeouts, this may indicate problems with your connection that you will need to ask your service provider to address. Check the Motorola whitepaper Evaluating Your Cable Internet Connection at this link for more detailed information: Motorola SurfBoard SB6121 is a very popular option in the middle of the modems price range. It's in the top 3 bestselling modems and has dozens of popular alternatives in the same price range, such as Multi-Tech MT5656ZDX-V or Arris Surfboard SBG6700-AC. Motorola SurfBoard SB6121 is $8.10 more expensive than the average modem ($89.99). Forum discussion: I purchased a Motorola SB6121 from NewEgg.ca and TekSavvy phone support won't register it because I told them the firmware was Is that normal? I know their site says it 24X8 Cable Modem plus AC1900 Dual Band WiFi Gigabit Router with Power Boost This Three-in-One 24x8 DOCSIS 3.0 cable modem includes a built-in AC1900 3x3 wireless gigabit router that provides the range, wireless speeds and networking support need for multimedia, Internet video and high-performance networking in a home or office and also includes two Comcast Xfinity Voice compatible phone ports. Building upon the success of the SB6120, Motorola's SURFboard SB6121 delivers your complete personal media experience, at lightning-fast broadband speed. It harnesses the power of DOCSIS 3.0 technology to bond up to four downstream channels and four upstream channels--providing you advanced multimedia services with data rates of more than 100 Most calls resulted in the Comcast employee telling me the problems were because my modem is "red status" and End of Life. I own my own Motorola SB6121 and which is a little over 6 months old. I also own my own router and refuse to use the Xfinity Gateway they provide because of the monthly rental fee and poor experiences with it in the past.