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CAX80: Modem is offline - Please check RF connection
Netgear Nighthawk AX8 (CAX80) ISP: Comcast (Xfinity) Hardware Version: 1.01 Firmware Version: V1.1.0.36 Cable Firmware Version: V1.02.08 Trying to get the new CAX80 up and running, replacing ...
pls post DOCSIS Connection table and Event log
I am having the exact same issue with Cox in Arizona. Router loses the Internet connection 1-2X per day and I have to reboot to get it back. Cox came out and replaced my cable line just to be sure, said they are not seeing any timeouts or packet loss and the signal levels are all in range.
Is this the table you're referring to?
Cable ConnectionFrequency start Value This field below allows you to modify the frequency the cable modem start with its scan during initialization and registration. Enter the new start frequency and restart the cable modem for it to take effect. Starting Frequency Startup Procedure Procedure Status Comment Acquire Downstream Channel 783 MHz Locked Connectivity State OK Operational Boot State OK Operational Security Enabled BPI+ Downstream Bonded Channels Channel Lock Status Modulation Channel ID Frequency Power SNR Correctables Uncorrectables 1 Locked 256 QAM 1 783000000 Hz 0.6 dBmV 39.3 dB 9372 14112 2 Locked 256 QAM 33 357000000 Hz 3.2 dBmV 40.5 dB 17 0 3 Locked 256 QAM 2 789000000 Hz 0.5 dBmV 39.1 dB 1518 2839 4 Locked 256 QAM 3 795000000 Hz 0.2 dBmV 39.0 dB 57 0 5 Locked 256 QAM 4 801000000 Hz 0.0 dBmV 38.8 dB 79 0 6 Locked 256 QAM 5 807000000 Hz 0.0 dBmV 38.8 dB 91 0 7 Locked 256 QAM 6 813000000 Hz 0.0 dBmV 38.7 dB 89 0 8 Locked 256 QAM 7 819000000 Hz 0.2 dBmV 38.8 dB 94 0 9 Locked 256 QAM 8 825000000 Hz 0.2 dBmV 38.7 dB 909 1767 10 Locked 256 QAM 9 831000000 Hz 0.1 dBmV 38.6 dB 381 914 11 Locked 256 QAM 10 837000000 Hz 0.0 dBmV 38.4 dB 738 1543 12 Locked 256 QAM 11 843000000 Hz 0.2 dBmV 38.4 dB 82 0 13 Locked 256 QAM 12 849000000 Hz 0.4 dBmV 38.3 dB 130 0 14 Locked 256 QAM 13 855000000 Hz 0.4 dBmV 38.3 dB 122 0 15 Locked 256 QAM 14 861000000 Hz 0.0 dBmV 38.1 dB 141 0 16 Locked 256 QAM 15 867000000 Hz 0.0 dBmV 38.1 dB 158 0 17 Locked 256 QAM 16 873000000 Hz 0.1 dBmV 38.2 dB 136 0 18 Locked 256 QAM 34 363000000 Hz 3.1 dBmV 40.7 dB 22 0 19 Locked 256 QAM 35 369000000 Hz 2.7 dBmV 40.7 dB 52 0 20 Locked 256 QAM 36 375000000 Hz 2.6 dBmV 40.6 dB 18 0 21 Locked 256 QAM 37 381000000 Hz 2.7 dBmV 40.7 dB 23 0 22 Locked 256 QAM 38 387000000 Hz 2.7 dBmV 40.7 dB 58 0 23 Locked 256 QAM 39 393000000 Hz 2.6 dBmV 40.7 dB 644 276 24 Locked 256 QAM 40 399000000 Hz 2.2 dBmV 40.6 dB 13 0 25 Locked 256 QAM 41 405000000 Hz 2.1 dBmV 40.6 dB 12 0 26 Locked 256 QAM 42 411000000 Hz 2.1 dBmV 40.5 dB 73 0 27 Locked 256 QAM 43 417000000 Hz 2.2 dBmV 40.6 dB 53 0 28 Locked 256 QAM 44 423000000 Hz 2.3 dBmV 40.6 dB 41 0 29 Locked 256 QAM 45 429000000 Hz 2.1 dBmV 40.5 dB 73 0 30 Locked 256 QAM 46 435000000 Hz 2.0 dBmV 40.5 dB 56 0 31 Locked 256 QAM 47 441000000 Hz 2.0 dBmV 40.6 dB 173 0 32 Locked 256 QAM 48 447000000 Hz 1.9 dBmV 40.6 dB 173 0 Upstream Bonded Channels Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power 1 Locked ATDMA 6 2560 Ksym/sec 12900000 Hz 30.5 dBmV 2 Locked ATDMA 1 5120 Ksym/sec 17700000 Hz 27.8 dBmV 3 Locked ATDMA 2 5120 Ksym/sec 24100000 Hz 29.3 dBmV 4 Locked ATDMA 3 5120 Ksym/sec 30500000 Hz 30.0 dBmV 5 Locked ATDMA 4 5120 Ksym/sec 36900000 Hz 31.0 dBmV 6 Not Locked Unknown 0 0 0 0.0 dBmV 7 Not Locked Unknown 0 0 0 0.0 dBmV 8 Not Locked Unknown 0 0 0 0.0 dBmV Downstream OFDM Channels Channel Lock
StatusModulation /
Profile IDChannel
IDFrequency Power SNR /
MERActive Subcarrier
Number RangeUnerrored
CodewordsCorrectable
CodewordsUncorrectable
Codewords1 Locked 0 ,1 ,2 ,3 159 300000000 Hz 7.48 dBmV 43.0 dB 1108 ~ 2987 917553354 210270956 8 2 Not Locked 0 0 0 Hz 0 dBmV 0 dB 0 ~ 4095 0 0 0 Upstream OFDMA Channels Channel Lock Status Modulation / Profile ID Channel ID Frequency Power 1 Not Locked 0 0 0 Hz 0 dBmV 2 Not Locked 0 0 0 Hz 0 dBmV Extended Upstream Transmit Power Enable Extended Upstream Transmit Power Current System Time:Fri Sep 18 12:55:27 2020 System Up Time:05:21:15 jesmith602 Please post Event Logs + Logs as well (two different pages.
yes, this is the table.
vkdelta Thank you, the log is attached. The event log was empty (is that normal?).