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Forum Discussion
Modem Connection Drop
Just upgraded to Xfinity Gig internet speed. Bought a CM1150V modem to accomodate 1gbps speed and replaced my Arris Surfboard. Install of CM1150V was long and difficult but Xfinity finally recognized...
do you have a screen snip of the cable connections page and logs? That actually helps check the line.
I do. Please see below:
do you also have the cable connections page?
Frequency 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 591000000 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 20 591000000 Hz 3.3 dBmV 43.2 dB 0 0 2 Locked QAM256 8 519000000 Hz 3.5 dBmV 43.5 dB 1 0 3 Locked QAM256 9 525000000 Hz 3.4 dBmV 43.5 dB 1 0 4 Locked QAM256 10 531000000 Hz 3.6 dBmV 43.6 dB 3 0 5 Locked QAM256 11 537000000 Hz 3.6 dBmV 43.6 dB 1 0 6 Locked QAM256 12 543000000 Hz 3.5 dBmV 43.5 dB 1 0 7 Locked QAM256 13 549000000 Hz 3.4 dBmV 43.4 dB 1 0 8 Locked QAM256 14 555000000 Hz 3.4 dBmV 43.4 dB 1 0 9 Locked QAM256 15 561000000 Hz 3.4 dBmV 43.4 dB 0 0 10 Locked QAM256 16 567000000 Hz 3.2 dBmV 43.3 dB 2 0 11 Locked QAM256 17 573000000 Hz 3.2 dBmV 43.3 dB 1 0 12 Locked QAM256 18 579000000 Hz 3.2 dBmV 43.3 dB 0 0 13 Locked QAM256 19 585000000 Hz 3.3 dBmV 43.2 dB 1 0 14 Locked QAM256 21 597000000 Hz 3.3 dBmV 43.1 dB 2 0 15 Locked QAM256 22 603000000 Hz 3.5 dBmV 43.2 dB 0 0 16 Locked QAM256 23 609000000 Hz 3.6 dBmV 43.2 dB 0 0 17 Locked QAM256 24 615000000 Hz 3.5 dBmV 43.1 dB 0 0 18 Locked QAM256 25 621000000 Hz 3.4 dBmV 42.9 dB 0 0 19 Locked QAM256 26 627000000 Hz 3.3 dBmV 42.8 dB 0 0 20 Locked QAM256 27 633000000 Hz 3.5 dBmV 42.9 dB 0 0 21 Locked QAM256 28 639000000 Hz 3.5 dBmV 42.9 dB 1 0 22 Locked QAM256 29 645000000 Hz 3.6 dBmV 43 dB 0 0 23 Locked QAM256 30 651000000 Hz 3.7 dBmV 43.1 dB 0 0 24 Locked QAM256 31 657000000 Hz 3.5 dBmV 42.9 dB 0 0 25 Locked QAM256 32 663000000 Hz 3.5 dBmV 42.9 dB 0 0 26 Locked QAM256 33 669000000 Hz 3.4 dBmV 42.8 dB 0 0 27 Locked QAM256 34 675000000 Hz 3.2 dBmV 42.3 dB 0 0 28 Locked QAM256 35 681000000 Hz 3.3 dBmV 42.8 dB 0 0 29 Locked QAM256 36 687000000 Hz 3.5 dBmV 42.9 dB 0 0 30 Locked QAM256 37 693000000 Hz 3.6 dBmV 43 dB 0 0 31 Locked QAM256 38 699000000 Hz 3.5 dBmV 42.9 dB 0 0 32 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 Upstream Bonded Channels
Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power 1 Locked ATDMA 1 5120 Ksym/sec 17300000 Hz 48 dBmV 2 Locked ATDMA 2 5120 Ksym/sec 23700000 Hz 49.5 dBmV 3 Locked ATDMA 3 5120 Ksym/sec 30300000 Hz 49.8 dBmV 4 Locked ATDMA 4 5120 Ksym/sec 36700000 Hz 49.8 dBmV 5 Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV 6 Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV 7 Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV 8 Not Locked Unknown 0 0 Ksym/sec 0 Hz 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 48 850000000 Hz 3.2 dBmV 41.9 dB 1108 ~ 2987 243544318 145272385 0 2 Not Locked 0 0 0 Hz 0 dBmV 0.0 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 Current System Time:Wed Sep 23 13:27:32 2020System Up Time:05:52:41
