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Forum Discussion
Budro22
Jul 31, 2022Aspirant
CM1200 Modem Logs Missing
I have a CM1200 modem and I’m dealing with a lot of T3 Timeouts from my ISP. I’ve been using the event logs to track them. I believe a firmware upgrade may have been pushed to my modem even though my ...
- Jul 31, 2022
Ok, I'll see if I can find some info on this.
If you can post the same screen capture of your CM1200s web page that I did with mine, Edit out the MAC and CM serial numbers first then post.
I would ask SparkLight about a inline attenuator that can bring down the power level. They out one on mine when I went to the 1Gb service. Hoping tomorrow the noise they claim is the issue here will be resolved.
FURRYe38
Jul 31, 2022Guru - Experienced User
Is the cable connections status page still available on the modems web page?
If so, please post this page in a screen capture.
What FW version is currently loaded on the modem?
Budro22
Jul 31, 2022Aspirant
Yes it’s still available to me. Here’s a screenshot of that. The firmware version is 3.02.01
- FURRYe38Jul 31, 2022Guru - Experienced User
So under Advanced tab/Admin you don't see a Event Log entry here?
Your power levels are too high:
https://kb.netgear.com/24311/Power-level-guidelines-for-a-NETGEAR-cable-modem-router?article=24311
And you have correct and un-correctables that should be zero.
Need to check your isp coax cable lines. Ensure fittings are snug. NO kinks in the line. No splitters.
- Budro22Jul 31, 2022AspirantOh no doubt! I’ve lived in my current home for 4 years. My ISP (Sparklight) has ran fresh coax to my house twice. I ran one direct line of coax from outside to my modem directly while keeping it away from power conduit. The last tech that was at my place laughed and said my neighborhood has been a problem for years. I’ve got 3 neighbors that are all having the same issues too. It’s insanely frustrating especially when I’ve had probably 4 techs out this year alone. I keep telling them that it’s a line issue in my neighborhood and I feel like I’m screaming into a void. It’s even more frustrating because now I can’t see the modem logs to tell Sparklight the exact times that the timeouts happen. It’s a whole thing lol I didn’t think to check the correctables and uncorrectables so that gives me something else to bring to the table. Thanks for the info on that! Any ideas on why my modem logs menu is missing?
- FURRYe38Jul 31, 2022Guru - Experienced User
IM on Sparklight here as well, however I've not had my CM1200 online in past couple of years. Been using a CAX80 and CM2000 mostly. Recently my CAX80 has slowed down here and I have a tech coming tomorrow to check it out.
Have you factory reset the CM modem with out the ISP Coax line being connected to see if the Events Log page shows up. Wondering of new FW has removed it or there is a bug there...
What FW version is loaded on your CM modem?
Just checked mine:
Seems to appear on this version lastly used. MS Edge browser.