Time not established modem You'll notice that as a connection disruption, maybe for a few minutes. Be sure to check all fittings as well. We can't thank you enough for being a customer with us, and I am sorry to hear about the connection issues you have been experiencing. Logs show: Time Not Established Critical (3) No Ranging Response received - T3 time-out;CM-MAC=00:40:36:5 Time Not Established Critical (3) DHCP FAILED - Discover sent, no offer received;CM-MAC=00:40: Jan 11, 2022 · My modem's xfinity IP drops, I lose all connectivity, modem's 192. 3 on the 2. And 2 that are wired. All Day today the Modem kept Resetting itself as if I had the modem plugged into a lightswitch, Called Charter and they gave me the run around. Interestingly, there are numerous instances in that collection with "Time Not Established". The service runs fine for about 20-30 minutes and then I get a "Time Not Established | Critical(3) | No Ranging Response Receiv Resetting the cable modem due to docsDevResetNow: Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Time Not Established: Notice (6) Honoring MDD; IP provisioning mode = IPv6: Time Not Established: Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out: Time Not Established: Warning (5) Dec 17, 2022 · Resetting the cable modem due to docsDevResetNow: Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Time Not Established: Notice (6) Honoring MDD; IP provisioning mode = IPv6: Time Not Established: Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out: Time Not Established: Warning (5) Oct 4, 2022 · Be sure the ISP provisions the modem correctly. Aug 6, 2011 · Hello I have Charter Communications Internet Service the 18MB Service. Im leasing this Cable Modem / Router all in one from them, its a Ubee DDW3611 Time Not Established I first experienced this last year around the same time and upgraded from a modem/router combo to a dedicated modem/ router devices and for Jul 23, 2023 · This may or may not be the root cause of the problem (YMMV) but it should be addressed regardless. . 4GHz . Be sure the ISP provisions the modem correctly. Have the ISP check the signal and line quality UP to the modem. 7 on 5GHz. Time Not Established (Critical (3)) Aug 15, 2023 · Moved into a new property and I have the Motorola MB8611 Cable Modem. Thanks for reading and for any info. 168. I had a CM600 modem to support Comcast's Extreme 150 service. 1 IP becomes unreachable, after about a minute the modem issues me a 192. com via my phone, or unplugging or resetting the modem. That can cause random discon Jul 20, 2020 · Time Not Established: Critical (3) Resetting the cable modem due to docsDevResetNow: Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Apr 10, 2023 · Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Fri Apr 14 13:47:02 2023: Critical (3) Resetting the cable modem due to docsDevResetNow: Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Time Not Established: Notice (6) Honoring MDD; IP provisioning mode = IPv6: Time Not Established Jun 6, 2023 · Yesterday, when I gathered the logs from the modem, there were about 55 Entries in total, going back just over a month in range, so it seems to be happening more frequently now. The upstream power is on the high side and it may be intermittently fluctuating even higher to out of spec levels. 0;CM-VER=3. I'm not terribly concerned about the cost Jul 15, 2012 · Time Not Established Critical (3) DHCP FAILED - Requested Info not supported. 0; Time Not Established : Critical (3) TFTP failed - Request sent - No Response;CM-MAC=;CM-QOS=1. Again, almost all of those are Critical (3), with much less Warning (5). I've had it for a few years and was consistently getting 160 to 170mbps speed from it. 50. Jan 2, 2017 · The only fix after it goes offline is to reset the modem either from comcast. Comcast r May 7, 2023 · Resetting the cable modem due to docsDevResetNow : Time Not Established : Critical (3) No Ranging Response received - T3 time-out; Mon May 01 19:42:08 2023 : Critical (3) SYNC Timing Synchronization failure - Failed to receive MAC SYNC frame within time-out period; Mon May 01 19:42:27 2023 : Critical (3) Nov 21, 2022 · Time Not Established: Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing; Time Not Established: Critical (3) DHCP failed - RS sent, no RA received; Time Not Established: Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing; 03:31:51 Wed Nov 23 2022: Critical (3) Jul 14, 2023 · Time Not Established : Critical (3) No Ranging Response received - T3 time-out;CM-MAC=CM-QOS=1. That can cause random disconnects, spontaneous re-booting of the modem, speed, packet loss, l Dec 15, 2024 · Time Not Established Critical (3) No Ranging Response received - T3 time-out Time Not Established Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing Time Not Established Critical (3) Resetting the cable modem due to docsDevResetNow Sep 20, 2022 · Hello @user_c6d28a, thanks for taking the time to reach out to us on our Forums page. 0; Time Not Established : Critical (3) TFTP Request Retries exceeded, CM unable to register : Time Not Established : Critical (3) Dec 19, 2023 · Time : Priority : Description : Time Not Established : Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;;CM-QOS=1. The downstream power is a bit on the low weak side and the upstream power is a bit on the high side, and they may be intermittently fluctuating even farther to out-of-spec levels. Modem Event Log: Time Priority Description Time Not Established Critical (3) No Ranging Response received - T3 time-out Jun 17, 2023 · This may or may not be the root cause of the problem (YMMV) but it should be addressed regardless. About three weeks ago, I noticed a drop off and did a speed test and could not get more than 50mbps. 10 IP for about 2 minutes, and then finally re-picks up the Xfinity 75. Sun Jul 15 17:53:50 2012 Critical (3) No Ranging Response received - T3 time-out Sun Jul 15 17:53:32 2012 Critical (3) Received Response to Broadcast Maintenance Request, But no Un Jun 8, 2023 · The modem is doing over time for unknown reasons on this channel. I'm not sure what the link would be between the apparent DHCP issue between modem and router, and the T3 time-outs reported on the incoming signal on the modem, but they did start happening at the exact same time. Be sure there are no coax cable line splitters in the between the modem and ISP service box. Sep 8, 2020 · Time: Priority: Description: Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Sep 07 2020 17:23:59: Warning (5) MIMO Event MIMO: Stored MIMO=-1 post cfg file MIMO=-1: Time Not Established: Critical (3) No Ranging Response received - T3 time-out: Sep 08 2020 04:07:12: Warning (5) MIMO Event MIMO: Stored MIMO=-1 post May 17, 2023 · That "Time Not Established" message? Your modem/gateway isn't trained up and may have just rebooted. Dec 27, 2022 · The only thing I'm reasonably certain of is that if there is a time in one log message and Time Not Established in the next, the cable modem (CM) has been rebooted. 1; Jul 29, 2023 · Time Not Established: Critical (3) No Ranging Response received - T3 time-out;CM-MAC=[redacted] Time Not Established: Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=[redacted] 2023-07-28, 01:11:11: Critical (3) Resetting the cable modem due to docsDevResetNow: Time Not Established: Critical (3) Apr 5, 2006 · Time Not Established Critical (3) REG RSP not received Time Not Established Critical (3) Started Unicast Maintenance Ranging - No Response received - Time Not Established Critical (3) DHCP WARNING - Non-critical field invalid in response. I noticed “Time Not Established” errors when I accessed the admin page (can’t access the admin page through my router right now - had to get my network back up for work) The modem boots up fine and the internet connection is great. *. Time Not Established Critical (3) CMSTATUS:US_Diplexer_Mode_Change:TLV-9, 5-42MHz. Time Not Established Critical (3) No Ranging Response received - T3 time-out;CM-MAC= :ba;CMTS-MAC= ;CM-QOS=1. That can happen spontaneously too when the signal power overloads the receivers, or if you are pushing too much upstream. Resetting the cable modem due to docsDevResetNow. Feb 13, 2025 · Note that there are T3 time-outs happening right when the issue is starting ("Time Not Established"; "No Ranging Response Received"). 1; Time Not Established Notice (6) Honoring MDD; IP provisioning mode = IPv6 Time Not Established Jun 30, 2021 · Router: Netgear Nighthawk r7000 Modem: Motorola 24x8, Model MB7621 ISP/Connection Type: Xfinity broadband (175mbps). Oct 11, 2023 · Resetting the cable modem due to docsDevResetNow : Time Not Established : Critical (3) Time Not Established : Notice (6) Honoring MDD; IP provisioning mode = IPv6 Feb 7, 2025 · Time Not Established (Notice (6)) Honoring MDD; IP provisioning mode = IPv6. Devices Connected: We have 12 items in total connected to our router. * Dec 3, 2017 · I am quite frustrated at this point. 100. Be sure your using good quality RG6 coax cable up to the modem. 1;CM-VER=3. Be sure to power OFF the modem for 1 minute then back ON. I've attempted to plug directly into the router with the Any luck in your searches? I just set up this modem a few days ago and it’s lost connection twice today. Time Not Established Critical (3) DHCP FAILED - Request sent, No response Jul 14, 2021 · Time Not Established: Notice (6) Honoring MDD; IP provisioning mode = IPv6 or is there another brand modem I should buy. The CM has not yet gotten a SYNC message to establish the initial time. xfxwjd njpbuy xvvy jbkfwck mvpezh asfm zytjfp gxmkye dcxxs iajg lztuadu krgu rjsrgf orry ndtc