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Forum Discussion
CNPalmer
Jun 22, 2021Tutor
Possible Wrong Firmware Pushed by Xfinity?
I own a Netgear Nighthawk C7800 modem/router. I've had wifi connectivity issues for several days now with actual internet drops intermittently anywhere from an hour apart to a few every couple of min...
braddman
Jul 25, 2021Star
I just called Comcast and this girl argued with me up and down that they don't push the firmware, netgear does. Utterly clueless. And she refused to connect me to any kind of tier 2 support. So did you confirm that they pushed the wrong firmware? Or Did you confirm it was the right version. Because mine jumped over 3 major versions.
- FURRYe38Jul 25, 2021Guru - Experienced User
You need to contact someone else at XF. NG DOES NOT PUSH FW TO MODEMS. ONLY CABLE ISPs CAN DO THIS.
braddman wrote:I just called Comcast and this girl argued with me up and down that they don't push the firmware, netgear does. Utterly clueless. And she refused to connect me to any kind of tier 2 support. So did you confirm that they pushed the wrong firmware? Or Did you confirm it was the right version. Because mine jumped over 3 major versions.
- braddmanJul 25, 2021StarYep I know.
- braddmanAug 01, 2021Star
I just said I called xfinity and they said they don't push the firmware when in fact I know they do.
I'm having all kinds of issues now and it came after this firmware update.
- FURRYe38Aug 01, 2021Guru - Experienced User
What model modem do you have?
What is the brand and model of the host wifi router connected to the modem?
Please post a copy and paste of the modems connection status page.
Have the ISP check the signal and line quality UP to the modem. Be sure the ISP provisions the modem correctly.
Be sure there are no coax cable line splitters in the between the modem and ISP service box.
Be sure your using good quality RG6 coax cable up to the modem.
Be sure to power OFF the modem for 1 minute them back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853
braddman wrote:I just said I called xfinity and they said they don't push the firmware when in fact I know they do.
I'm having all kinds of issues now and it came after this firmware update.
- CNPalmerJul 25, 2021TutorI confirmed that Xfinity/Comcast had an updated firmware revision that superceded what Netgear's own documentation. It should be version 6.07.01 iirc. I also confirmed this as my friend confirmed he had a 3.x version, rebooted and received the 6.x version. My 2.4 band works fine, 5ghz drops in & out constantly & consistently. I ended up buying another unit when it was on sale. Pretty certain the wireless chipset had failed in mine. I'll probably spend the $30 for the 2yr service warranty for free replacements. I'll put this on Netgear from now on to fix it or replace it, I still think they have FW issues with enabling 5ghz on these devices.
- FURRYe38Jul 25, 2021Guru - Experienced User
Aks the ISP to revert back to what had been working and see if this fixed it.
Contact NG support to see what your options are.
If anything, put the modem in to modem only mode and connect up a external router. This help avoid problems seen with all in one units.
- XLogicAug 09, 2021Initiate
Yeah, she doesnt know what she's talking about. I had to convice the first customer rep I spoke to to transfer me to tech support, then I convinced them to push the latest firmware version to my modem. It's a **bleep** show. If you don't do your homework, you'll get no help from Netgear or XFinity. Quite sad.
- braddmanAug 09, 2021StarMy issue was unrelated to firmware. I finally figured it out. Mine was related to too many devices connected to one of the radios. Although it is supposed to support 32 it is way less.
- FURRYe38Aug 09, 2021Guru - Experienced User
Meaning you had too many devices connected to the RBR or RBS? Or just total devices in general?
How many devices do you have?
braddman wrote:
My issue was unrelated to firmware. I finally figured it out. Mine was related to too many devices connected to one of the radios. Although it is supposed to support 32 it is way less.