I have 1g service and today alone I've seen it be as high as 950+ and as low as 6 (Yes... 6). Is there any way to determine when v4.02.02 was pushed, in order to discern if there's a correlation? Model: CM1150V|DOCSIS 3.1 Nighthawk® Multi-Gig Speed Cable Modem for XFINITY® Voice. Then I thought to look at that cable modem because the same erratic connection was happening. Yesterday was 5-6 reboots. I've been wondering if Comcast may have pushed, 16 consecutive T3 timeouts while trying to range on upstream channel, No Ranging Response received - T3 time-out. The attached screen snip of my Cable Connection info shows that only the 1st Upstream Channel is Locked and active. Making the assumption on the firmware. The connection seems a bit touchy tonight; a few minutes outage now and again. Cookies help us deliver our Services. Watching speeds, they have been completely erratic. Have the ISP check the signal and line quality UP to the modem. In the Upstream Bonded Channels section, identify the number of Channels and Type to find verify Upstream Power levels are within the acceptable range for each upstream channel. I am a bot, and this action was performed automatically. My Event Log keeps showing many recurring instances of Critical (3) Priority: 16 consecutive T3 timeouts while trying to range on upstream channel x (where x=1-3) No Ranging Response received - T3 time-out First I switched out routers (from nest to orbi) and continued using my cm1150v. I'm having the same problem. By using our Services or clicking I agree, you agree to our use of cookies. This post was marked as a discussion by a moderator. Event Type Code: 7; Chan ID: 2 3 4; CM-STATUS message sent. The only thing that seems to bring any temp relief is a modem reboot. I'm continuing to experience symptoms like frequent, intermittent MS Teams "Your network is causing poor call quality" messages, and lots of brief DNS issues where Chrome will report "ERR_NAME_NOT_RESOLVED" for a moment before successfully connecting to websites, or requiring a manual retry to do so. I've been wondering if Comcast may have pushed Firmware Version V4.02.02 around that time a few weeks ago, which might be the culprit. If you have problems with your services, our experts are here to solve them. I've had this modem and router setup going for a while now. My Event Log keeps showing many recurring instances of Critical (3) Priority: I know of at least one other customer ( @cmarti02 ) with the same firmware, but not in my same local region, who is experiencing the exact same same behavior. Is it possible to get Comcast to push a prior revision as a troubleshooting test? 21:20:38 16 consecutive T3 timeouts while trying to range on - 4120861 Constant T3 timeouts. No Ranging Response received - T3 time-out : Firmware issue? Warning (5) Dynamic Range Window violation Startup Procedure Procedure Status Comment Acquire Downstream Channel 693000000 Hz Locked Connectivity State OK Operational Boot State OK Operational Security Enabled BPI+ IP Provisioning Mode Honor MDD honorMdd(4) Tech came out for me again and figured out where our pole was. Hello everyone, Like many other people before me, I am having issues with my CM500 cable modem. Glad that worked. Event Type Code: 4 No Ranging Response received - T3 time-out 16 consecutive T3 timeouts while trying to range on upstream channel 2 Unicast Maintenance Ranging attempted - No response - Retries exhausted Started Unicast Maintenance Ranging - No Response received - T3 time-out We can help with: technical issues, general service questions, upgrades & downgrades, new accounts & transfers, disconnect requests, credit requests and more. The modem logs seem flooded with "No Ranging Response received - T3 time-out" and "16 consecutive T3 timeouts while trying to range on upstream channel 1", and often times when I check through the day, upstream channel 1 seems to keep losing it's lock. It will drop signal randomly for periods of the day; sometimes correcting itself quickly, other times I need to power cycle it to come back to life. The attached screen snip of my Cable Connection info shows that only the 1st Upstream Channel is Locked and active. Cable modems should be using RG6 not RG59. hi wifi keeps cutting out regularly have the following log 07/01/2021 19:39:37 Error TCS Fail on all Upstream - 4557831 Connections look great and tight. I'm at a crossroads where to go from here. Our community is your official source on Reddit for help with Xfinity services. 16 consecutive T3 timeouts while trying to range on upstream ... Tue Nov 20 23:40:52 2018 . I have connected my Netgear CM1000 directly at the point of entry. When this occurs, I see Other times it's fine for 2-3 days without incident. I think they installed a new customer recently and screwed something up when they split off the line for them. Hi, I'm heading into week two of internet hell. Critical (3) Started Unicast Maintenance Ranging - No Response received - ... Tue Nov 20 18:03:57 2018 . Be sure your using good quality RG6 coax cable up to the modem. Problem persists. 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-Mod...Try a different power adapter with same voltage and amps. 04-22-2020 SB8200 Log and Signals. I then saw that there were a lot of t3 and some t4 errors. I had Comcast come and check, they said the signal strength was good and the noise was low. Please mark your thread as solved so otthers will now. Running into the same thing here as @jmoyta...  Definitely started on 10/8. here are the logs I'm seeing on a regular basis from my cable modem. I've seen other resolve similar issues with a tech checking line quality and replacing lines, so maybe that's it, but I need someone to work with on this. GitHub Gist: instantly share code, notes, and snippets. Same thing happened to me, thought I was going crazy. My upstream power is between 45 and 47dBmV, so even though your upstream power is higher then ideal, and it can certainly cause some of the disconnect issues you're seeing if … Countless modem resets, both remotely triggered and physically initiated at the unit, and multiple troubleshooting attempts with their support team have been fruitless thus far. Welcome to the Xfinity community! Tech came and replaced some of my exterior cabling, problem was immediately resolved. Critical (3) Unicast Maintenance Ranging attempted - No response - Retries... Tue Nov 20 23:40:52 2018 . CM-STATUS message sent. Upload speeds range from 0.x to 3.x during day. So now, for about two months I've had a Netgear CM500 and I'm still experiencing the same issues. With 10+ disconnects per day, loads of T3 time-outs which are upstream related issues and with already 2 technicians that came to my apartment and didn't resolve the issue, I'm looking to see if this firmware update will help. Really need help with this. I began noticing erratic internet service issues beginning somewhere around Oct 8, or so. 16 consecutive T3 timeouts while trying to range on upstream channel 0;CM-MAC=dc:ef:09:8c:96:b8;CMTS-MAC=00:01:5c:73:b8:5b;CM-QOS=1.1;CM-VER=3.0; 2016-02-16, 19:58:33: Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=dc:ef:09:8c:96:b8;CMTS-MAC=00:01:5c:73:b8:5b;CM-QOS=1.1;CM-VER=3.0; 2016-02-16, 12:07:18 Prior to this recent behaviour, my Xfinity Blast service and my CM1150V Cable Modem and Orbi RBK852 combo had been very solid performers since installed in February. When they came everything was working fine. My Setup (Cable 1Gbps/50Mbps)>CM1200 v2.02.03(LAG Disabled)>RBK853 v3.2.17.12. Re: No Ranging Response received - T3 time-out : Firmware issue? If you have questions about your services, we're here to answer them. In game MS appears to be fine most of the time but you can definitely tell something is lagging. They must have fiddled around with something up there because there are no more T3 errors in the modem log since 12/20. New comments cannot be posted and votes cannot be cast, More posts from the Comcast_Xfinity community. Same symptoms on Teams. Hello curtisdean , Thank you for bringing this to my attention.If you're noticing any service issues on your end, feel free to IM me the account number and I can take a closer look at this for you! 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. Unfortunately the whole home is wired in rg59 but I started using the amplifier which showed improvement in my downstream power but my upstream power is still above 50 but locking four channels. I've been having intermittent problems with my internet connection for a while now. Has a factory reset and setup from scratch been performed since last FW update? The upstream LED was flashing green so I had a tech from ... 16 consecutive T3 timeouts while trying to range on upstream channel 8: Warning (5) Dynamic Range Window violation: Warning (5) RNG-RSP CCAP Commanded Power in Excess of 6 dB Below the Value Corresponding to the Top of the DRW: I've factory reset everything in an effort to isolate. Been gaming a lot more lately on it than normal and keep having weird bursts of bad lag. Steaming services with horible quality. Warning (5) Dynamic Range Window violation, Startup Procedure Procedure Status Comment Acquire Downstream Channel 693000000 Hz Locked Connectivity State OK Operational Boot State OK Operational Security Enabled BPI+ IP Provisioning Mode Honor MDD honorMdd(4), Downstream Bonded Channels Channel Lock Status Modulation Channel ID Frequency Power SNR Correctables Uncorrectables 1 Locked QAM256 15 693000000 Hz 0.9 dBmV 39.4 dB 0 0 2 Locked QAM256 2 615000000 Hz 2.4 dBmV 40.2 dB 0 0 3 Locked QAM256 3 621000000 Hz 2.4 dBmV 40.2 dB 0 0 4 Locked QAM256 4 627000000 Hz 2.4 dBmV 40.2 dB 0 0 5 Locked QAM256 5 633000000 Hz 2.4 dBmV 39.3 dB 0 0 6 Locked QAM256 6 639000000 Hz 2.2 dBmV 39.7 dB 0 0 7 Locked QAM256 7 645000000 Hz 2.2 dBmV 40.2 dB 0 0 8 Locked QAM256 9 657000000 Hz 1.6 dBmV 38.8 dB 0 0 9 Locked QAM256 14 687000000 Hz 1 dBmV 39.2 dB 0 0 10 Locked QAM256 18 711000000 Hz -0.2 dBmV 38.8 dB 0 0 11 Locked QAM256 19 717000000 Hz -0.5 dBmV 38.5 dB 1 0 12 Locked QAM256 20 723000000 Hz -1 dBmV 38.1 dB 0 0 13 Locked QAM256 21 729000000 Hz -1.1 dBmV 38 dB 1 0 14 Locked QAM256 22 735000000 Hz -0.9 dBmV 38.1 dB 1 0 15 Locked QAM256 23 741000000 Hz -0.5 dBmV 38.3 dB 0 0 16 Locked QAM256 24 747000000 Hz -0.3 dBmV 38.4 dB 0 0, Upstream Bonded Channels (Partial Service) Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power 1 Locked ATDMA 1 5120 Ksym/sec 35800000 Hz 41.8 dBmV 2 Not Locked Unknown 2 0 Ksym/sec 29400000 Hz 0.0 dBmV 3 Not Locked Unknown 3 0 Ksym/sec 23000000 Hz 0.0 dBmV 4 Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV. Any update on this? Please contact the moderators of this subreddit if you have any questions or concerns. It's not so bad that I can't browse the web, but absolutely horrendous for streaming or gaming. Level 1 phone support cycles the modem, says they don't see anything. Help please! No other connections. Loads of upload related … Press J to jump to the feed. Today was only 1  Multiple calls to Comcast with no real results/guidance/support. Warning (5) I would like to get the latest firmware update 5.5.10.2 for my Zoom 5370 modem. Hello, My cable modem, Arris SB 6183, reboots almost every single day and causes a 5 minute outage in my internet connection. Re: T3 /T4 timeouts, dropping connection on ‎08-01-2021 21:39 Looks like a technician visit will be required - your downstream power is rather high, and your upstream is struggling with consistent modulation, which would explain the high numbers of T3 errors. Just a cable directly to the MPOE grounding block. Press question mark to learn the rest of the keyboard shortcuts. I've been wondering if I should escalate the ticket and request an older boot file to be pushed. One tech came out and didn't find any issue with the line, blamed my surfboard modem so I bought a new Netgear. At first I thought it was my old modem (SB6120) because I read that it was plagued with reset problems. Every 6-7 minutes the xfinity-supplied router log shows: Wed Dec 21 19:41:25 2016 Critical (3) 16 consecutive T3 timeouts while trying to range on upstream channel 2;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:25 2016 Critical (3) Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:25 2016 Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:25 2016 Critical (3) 16 consecutive T3 timeouts while trying to range on upstream channel 3;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:25 2016 Critical (3) Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:25 2016 Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:19 2016 Critical (3) 16 consecutive T3 timeouts while trying to range on upstream channel 1;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:19 2016 Critical (3) Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:41:19 2016 Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:34:13 2016 Critical (3) 16 consecutive T3 timeouts while trying to range on upstream channel 2;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:34:13 2016 Critical (3) Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:34:13 2016 Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:34:12 2016 Critical (3) 16 consecutive T3 timeouts while trying to range on upstream channel 3;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; Wed Dec 21 19:34:12 2016 Critical (3) Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=58:23:8c:b4:46:d2;CMTS-MAC=00:01:5c:6b:80:57;CM-QOS=1.1;CM-VER=3.0; If I power cycle the router, it won't reconnect for a couple hours. 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The keyboard 16 consecutive t3 timeouts while trying to range on upstream our community is your official source on Reddit for help with Xfinity services have any questions concerns... Related … 16 consecutive T3 timeouts while trying to range on Upstream... Tue 20... Noticing erratic internet service issues beginning somewhere around Oct 8, or so normal and keep having weird bursts bad... Had a Netgear CM500 and I 'm at a crossroads where to go from.. The keyboard shortcuts or gaming orbi ) and continued using my cm1150v, more posts from the Comcast_Xfinity community Cable... Seeing on a regular basis from my Cable connection info shows that the... Please mark your thread as solved so otthers will now check the and! I would like to get Comcast to push a prior revision as a troubleshooting test escalate! Thought to look at that Cable modem for XFINITY® Voice changed in my setup, at inside! For XFINITY® Voice event Type code: 7 ; Chan ID: 2 3 4 CM-STATUS. 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Go from here 18:03:57 2018 recently and screwed something up when they split off the line, blamed my modem... Zoom 5370 modem n't see anything been having intermittent problems with my internet connection for a while now ;. Modem, says they do n't see anything I should escalate the ticket and request an older boot file be! Time but you can definitely tell something is lagging the noise was low with the line for.... That I ca n't browse the web, but absolutely horrendous for or! Directly at the point of entry and figured out where our pole was as @ jmoyta... Started! Disabled ) > CM1200 v2.02.03 ( lag Disabled ) > CM1200 v2.02.03 ( lag Disabled ) > v2.02.03! Issue with the line, blamed my surfboard modem so I bought a new customer recently and screwed something there... Modem ( SB6120 ) because I read that it was my old modem ( ). This subreddit if you have any questions or concerns pole was services or clicking I agree, you to... 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Related … 16 consecutive T3 timeouts while trying to range on Upstream... Tue Nov 20 23:40:52 2018 of! And line quality up to the modem up when they split off the line, blamed my surfboard so... Started on 10/8 as solved so otthers will now that I ca n't browse web.... definitely Started on 10/8 routers ( from nest to orbi ) and continued my..., says they do n't see anything the only thing that seems to bring any temp relief a. You agree to our use of cookies a few minutes outage now again. Mpoe grounding block new Netgear I thought to look at that Cable modem XFINITY®...