Correctable/Uncorrectables are all over the place. Ideally, you should have 0 uncorrectables but a few here and there are ok. Two days ago had an online chat with Xfinity support about this. I am an Official Xfinity Employee. I subscribe to 1000mbps down but what I actually get will vary significantly from … Hi, Please check out my stats and let me know if you see anything of concern: Procedure Status Comment Acquire Downstream Channel 519000000 Hz Locked Connectivity … Errors increase constantly. I replaced the modem for a Netgear CM2050V, purchased a hefty pfSense router, and installed MoCA adapters … I have been having continuous uncorrectable cable modem errors since early March on all 31 downstream QAM256 channels and the single downstream OFDM channel. Hi there, My down/up speeds have been extremely sporadic. 00 I've got an SB6190 that keeps getting into a state of having a bunch of downstream channels not locked (11 or 12). One of the OFDM channel(957Mhz) has uncorrected errors accumulating until it … Check if there is a service interruption You can check for service interruptions by: Using the XFINITY My Account mobile app. If you have questions about your … This whole situation started around the time Xfinity sent a message stating that work was going to be done in the area, prior to this, the event log had the usual entries of no … Cable Connection Cable Diagnostic Status: Good Action: Your setup looks fine. Select "Xfinity Support" from that list • - An "Xfinity Support" graphic replaces the "To:" line • … Hello, I recently got a CM3000 modem (from SB8200) to take advantage of the new upload speeds. … I am having frequent disconnects. It makes for packet loss and slow loading of websites. For months now, we've been seeing intermittent internet and highly variable speeds - multiple technicians have been out and unable to solve the issue. This has been going on for over 3 … The amount of uncorrectables is now in the multi-millions on 4 channels including the ODFM 1. 0 and I am having intermittent packet drops. SB8200 can only obtain same speed as Netgear had. It … Can you tell us what troubleshooting you've already tried, such as using the Xfinity app to troubleshoot and send provisioning signals to your modem, check that the coaxial cable is … One of the channels is not locked (Ch 30) and it has a bunch of correctables and a few uncorrectables its been up for 7 and a half hours. If you have questions about your services, we're here to answer them. Startup Procedure Procedure Status Comment Acquire Downstream Channel 495000000 Hz Locked … I have xfinity gig extra plan. Only solution is to reboot the router and it will work again for a few hours to a day. Speed Check via Google yields 100MBPS+ which is inline with our service tier from Xfiniity. When your internet is acting up you can check the signal information for your … I have been seeing a ton of uncorrectables and have had a lot of intermittent latency. … Hello, I am here to ask for help once again, this is my 3erd time now on here and my, overall, 7th time contacting Xfinity/Comcast for help. See below. I have Google Nest Mesh that seems to be working except … Since that time I've been monitoring my count of correctables and uncorrectables and noticed the uncorrectables seem to be climbing rapidly. When I'm connected, speeds are very high and I'm very happy. I switched to this modem 6 months ago … I've been battling Xfinity internet issues for years. Logging into your Comcast account and clicking … Modem used to connect via Docsis 3. I don't see that statistic anywhere on the modem screenshot, not sure if that firmware provides it. SNR are all mid to high 30's, but the past few days … Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. Xfinity checked my lines today and area nodes and found all to … Does anyone know how i can get rid of the unerrored code words on my xb8? a few days back i also had correctable codewords but those i assume went to one channel. Since then, I have noticed that over the 32 Bonded … Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. My power and SNR readings were within spec according to … Any suggestions or should I be seeing this kind of uncorrectables on a 1200 Mbps stream? Is the packet delay/loss that normal as I once had this problem before and errors … My internet connection is pretty solid, but I do notice a fluctuation in the download speeds I get. Modem is an SB8200. The cable from the wall to the modem is new as well. Upstream dBmV is 48-51 across 4 … Instead, type "Xfinity Support" there • - As you are typing a drop-down list appears. It's normal for the OFDM channel to show huge numbers. After a lot of reading-up on modem signal levels, … Hi everyone. I've tried … Modem stats page shows the huge number of correctables (like in millions after 5 minutes after modem reboot) and large number of uncorrectables (in hundred thousand) for certain … I had a similar issue with uncorrectables and a faulty splitter or normal signal degradation caused by it was causing the issue for me. … I'm getting lousy internet connectivity intermittently, typically in the morning. Startup For the last week or so I have been having issues with my connection getting super slow making the network pretty much unusable. They checked the … Instead, type "Xfinity Support" there - As you are typing a drop-down list appears. heres screenshots You can't get "millions of uncorrectables in 30 minutes", this is impossible. I know how important it is to have a solid connection, as I work … For my router, what is an acceptable amount of Uncorrectable Codewords? For example, mine says this- Channel ID 30 Unerrored Codewords 309152443 Correctable … What are the in-spec levels? I'm getting inconsistent connectivity (I remain on the zoom call, but keep getting an "unstable connection" warning. Checking on the XB7, I see "Correctable and Uncorrectable codewords" errors incrementing on every channel, with the … I want to make sure we are respecting your time and not repeat the steps you have taken previously. I have an open Netgear support case and they are telling me Xfinity needs to re … My internet connection starts to drop recently from time to time, once or 2 twice a day. We have moved the location of the modem/cable box once … I have Arriss SBG7400AC2 wifi modem router and currently experiencing intermittent network connectivity issue and slow speed (sometimes 200 Mbps on a 300 Mbps … 20% Uncorrectables on OFDM Downstream Receiver #1 Hi, I recently went through a week of intermittent internet with drops and slow speeds at various times during the day. I had a service tech out who said that my modem was too old (it was … If you transferred 1000000 frames then 500 uncorrectables is less of a big deal. Right after rebooting the modem (and for about 10-15 minutes), … In our DOCSIS networks, accurately calculating uncorrectable codeword errors is essential for monitoring and maintaining network … I recently replaced my Arris Surfboard SB8200 modem that I have been using for several years. Official Employees are from multiple teams within Xfinity: CARE, Product, Leadership. If you see a lot of uncorrectables with a low SNR that's an indication of a … Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. I have been having intermittent internet issues. For the Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. Since then, I have noticed that over the 32 Bonded … House desktops and TVs all hardwired with home run connections to aggregating PCs<->Gig-E switch <-> router<->cblmodem. My SB6190's Status - currently Channels 10, 11, and 12 show … Press Enter to send it. I am noticing a really high … I'm getting sporadic errors on channels 1-31 and tons of correctable codewords on OFDM channel. When I was looking at my modem, it seems like I have a very level of … Then uncorrectables started to climb and the latency increased intermittently somewhat. This is literally the only device … The levels all seemed like they were where they should be (based on the FAQ here), but the uncorrectables across all channels and especially on 14 and 15 have me concerned. com/a/rqmydr3 I have a high amount of uncorrectable and correctable (T3 and T4) errors. i see lots of uncorrectables on my modem Arris SB6183. Running different diagnostic … Looking for the magic solution! I have been battling with packet loss and internet stability issues for more than a year now. For uncorrectables, the key is to notice an issue and then monitor it. I have been researching common issues and I believe (but am not … Persistent Slow Internet with Arris S33 Modem - High Uncorrectables on Multiple Channels : r/Comcast_Xfinity r/Comcast_Xfinity Current search is within r/Comcast_Xfinity Remove … As the subject says, I'm getting bad lag even when rebooting/restarting the modem. … A couple of months ago I replaced my old reliable CM600 with the CM2050V so I could make full use of my 900Mbps plan. I have a Netgear Nighthawk CM3000 modem, which is brand new. These results are connected straight into the modem: Downstream: Channel ID Lock Status Modulation Frequency Power SNR/MER … Hello, been seeing lots of uncorrectables on my home network. I logged into our Arris SB6190 modem and noticed that uncorrectables are 10x correctables. My PC is wired and I will get serious packet loss randomly through out the day. The modem has only been powered on for 1 days 01h:17m:34s. 1 : r/Comcast_Xfinity r/Comcast_Xfinity Current search is within …. Lets start with problem 1, My modem is seeing high … Hi all, I’m dealing with persistent internet issues with my Arris Surfboard S33 modem and it’s been frustrating. Select "Xfinity Support" from that list - An "Xfinity Support" graphic replaces the "To:" line Type … Hello, We've been having slow connectivity and dropout issues with our internet the past 2 weeks and am not sure the best path forward. I was previously using the xfinity modem/router combo, but I couldn’t analyze the logs, so I got a brand new … Generally nothing, but a few thousand now and then is fine. First i am getting tired of calling your helpless desk! I do not need my bill changed, i need what i am paying for to work. It started about 3 months ago when … The quality of my xFinity connection has degraded despite Ookla's foolish reports, my user experience is suffering, and my satisfaction with the cable internet service has … A couple of months ago I replaced my old reliable CM600 with the CM2050V so I could make full use of my 900Mbps plan. Xfinity uses call centers in OVERSEAS support are script readers and untrained if you can even reach them due to AI phone call voice response units blocking talking to a … Seeing OFDM uncorrectables and low upstream power levels on new modem My new Arris S33 modem seems to be performing fine after just a few days of uptime (I can reach … I've seen only a few dozen uncorrectables where before I would get bursts of thousands, and would notice significant "hitches" in my internet connection. We ask that you post publicly … So my modem was working fine, but back when the plans all got upgraded I started experiencing intermittent drops throughout the day with T3 and T4 timeouts that last for a few … Bought an Arris SB8200 modem to replace a Netgear CM500V to take advantage of higher speed offered. If you can't access the internet, make sure you properly activated the modem. Then uncorrectables started to climb and the latency … It's normal for the OFDM channel to show huge numbers. Please Help! Frequency Start … I am an Official Xfinity Employee. Using an Arris Surfboard and … Thanks for reaching out regarding these uncorrectables! I know that it can be alarming to see such a high number for something like … Xfinity, My sub-division took multiple power hits yesterday (Sunday) and now I'm seeing multiple downstream channels receiving millions of uncorrectable errors. I get latency issues when doing ping test and getting packet loss of 20-50%. I should note, I do play online games from time to … This customer's Xfinity activation approximately aligns with my observed download speed performance decline. Ever since I did that I have been having major issues with video conferencing. If you see a lot of uncorrectables with a low SNR that's an indication of a problem. Just installed this modem this morning. We ask that you post publicly so people with similar … I switched to an brand new Arris S33 v2 modem a few weeks ago. It was apparently defective as I was only getting a download speed of around … Packet Loss and large number of uncorrectables. This is easily reproduceable. If it’s accumulating 100s or … However, my co-workers weren't having this issue and many of my neighbors on my neighborhood Facebook page began to complain about dropping internet connection and … The xfinity tech did give one a good yank when he switched which line the connection comes from. There are errors … https://imgur. A service outage in my area was repaired around the time that my problem started happening. And all those uncorrectables … Created and moderated by both customers like you and verified employees, our community is your official source on Reddit for help with Xfinity products and services. Restarted Modem multiple times still no luck. But this loss of internet (for a few … Have you tried using the Xfinity app to troubleshoot? I am an Official Xfinity Employee. That amount of uncorrectables over the course of 29 days is nothing to worry about if you aren't seeing connection issues. Official Employees are from multiple teams within Xfinity: CARE, Product, … Hi, For the past few weeks we've been having issues with the internet going out. The device logs show these values in an additive fashion so unless you went from zero an hour ago to "millions" just … What is up with channel 20 (Primary) and 193 (OFDM) uncorrectable errors and why do they both have the same amount or correctable and uncorrectable errors? I had a tech … I am experiencing high packet loss (5%) + extremely high uncorrectables (200,000/minute) + poor speeds (160-200Mbps down on a 1000Mbps connection) with a … Hello, I upgraded my service to 400Mbps a while back but never got more than about 100 Mbps. However, we get. I am … Hey there, @brownrice2025, thanks for reaching out through Xfinity Forums regarding your signal issues. Many attempts to resolve through Xfinity customer … I have tried two different modems(CM400 and CM1200) and cleaned the coax cable connector but I still get tones of errors and uncorrectables. a ton of latency … We are down to only one coaxial cable/port, with a single splitter on it to connect the Xfinity cable box, and the Xfinity modem. To be sure it wasn't too … I'm having issues with intermittent internet drops. Can anyone help me figure out why I'm still capped at 40Mbps even though my plan 200Mbs upload. If modem has … Have the 1200 plan, on a SB8200. I just replaced a relatively new CM2000 due to these issues, only to find the same … Our internet service has always been spotty. The following are snapshots of our … How many correctables are "normal"? I know in a perfect world there would be zero, but I am getting millions an hour. And as I … Netgear cm3000 downstream blinking/not bonding, millions of uncorrectables, and I'm not receiving DOCSIS 3. I already called tech support, and they have a back end tech … So starting off ii have been having some serious latency issues with my connection (since the 8th) in the xfinity modem i have just as many correctable codewords as i do the … My concern is the drop in downstream power and S/N in the 500-600 MHz range which result in a high number of uncorrectables. As the title suggests, I am having issues with my Arris S33 modem frequently disconnecting. 1 but now is only getting 3. XFinity keeps saying the connection is fine. If you have questions about your … CM2050V T3 errors, Uncorrectables and disconnects A couple of months ago I replaced my old reliable CM600 with the CM2050V so I could make full use of my 900Mbps plan. Created and moderated by both customers like you and verified employees, our community is your official source on Reddit for help with Xfinity products and services. I pay for 300 down/20 up, and while I sometimes get close to that, I frequently am getting 1-5 Mbps down and 0 - … I've been having intermittent drops in my connection over the past several weeks. What troubleshooting steps have you taken? I also wanted to make sure you … Comcast cable modems can be problematic devices. During the last 3-4 weeks I first noticed the modem reconnecting at about midnight every 2 or 3 days, but not during the day.
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