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user_g6b0ec
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Sunday, November 19th, 2023 7:03 PM

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No Ranging Response received - T3 time-out SNR good

T3 timeouts cause modem to reset multiple times a day. 20+ times in 20 days 

error log 

Time Priority Description
1970-1-1, 0:00:49 Notice (6)
Honoring MDD; IP provisioning mode = IPv6
1970-1-1, 0:00:43 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:41 Notice (6)
WiFi Interface [wl1] set to Channel 52 (Side-Band Channel:N/A) - Reason:INIT
1970-1-1, 0:00:41 Notice (6)
WiFi Interface [wl0] set to Channel 1 (Side-Band Channel:N/A) - Reason:INIT
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:45 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:45 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:38 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:43 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:38 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:37 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
2023-11-4, 6:15:39 Critical (3)
Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.1;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:38 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:39 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
2023-11-1, 15:37:03 Critical (3)
Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.1;CM-VER=3.0;
1970-1-1, 0:00:44 Critical (3)
No Ranging Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 0:00:37 Critical (3)
SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=redacted;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
2023-10-29, 18:41:23 Critical (3)
Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=redacted;CMTS-MAC=[Edited: "Personal Information"];CM-QOS=1.1;CM-VER=3.0;

Downstream Bonded Channels
Channel Lock Status Modulation Channel ID Frequency Power SNR Correctables Uncorrectables
1 Locked QAM256 13 531000000 Hz 9.1 dBmV 40.1 dB 0 0
2 Locked QAM256 42 405000000 Hz 8.7 dBmV 41.1 dB 0 0
3 Locked QAM256 43 411000000 Hz 9 dBmV 41 dB 0 0
4 Locked QAM256 44 417000000 Hz 9 dBmV 40.9 dB 0 0
5 Locked QAM256 45 423000000 Hz 8.9 dBmV 40.8 dB 0 0
6 Locked QAM256 38 429000000 Hz 8.9 dBmV 40.1 dB 0 0
7 Locked QAM256 39 435000000 Hz 9.2 dBmV 40.8 dB 0 0
8 Locked QAM256 40 441000000 Hz 9 dBmV 40 dB 0 0
9 Locked QAM256 41 447000000 Hz 8.8 dBmV 40.1 dB 0 0
10 Locked QAM256 1 453000000 Hz 8.9 dBmV 40.4 dB 0 0
11 Locked QAM256 2 459000000 Hz 8.9 dBmV 40.2 dB 0 0
12 Locked QAM256 3 465000000 Hz 8.8 dBmV 40.8 dB 0 0
13 Locked QAM256 4 471000000 Hz 8.5 dBmV 40.3 dB 0 0
14 Locked QAM256 5 477000000 Hz 8.6 dBmV 40.6 dB 0 0
15 Locked QAM256 6 483000000 Hz 8.7 dBmV 40.7 dB 0 0
16 Locked QAM256 7 489000000 Hz 8.7 dBmV 40.6 dB 0 0
17 Locked QAM256 8 495000000 Hz 7.9 dBmV 40.8 dB 0 0
18 Locked QAM256 9 507000000 Hz 8.3 dBmV 40.3 dB 0 0
19 Locked QAM256 10 513000000 Hz 8.4 dBmV 40.8 dB 0 0
20 Locked QAM256 11 519000000 Hz 8.5 dBmV 40.4 dB 0 0
21 Locked QAM256 12 525000000 Hz 8.6 dBmV 40.9 dB 0 0
22 Locked QAM256 14 537000000 Hz 8.2 dBmV 40.3 dB 0 0
23 Locked QAM256 15 543000000 Hz 8.1 dBmV 40.8 dB 0 0
24 Locked QAM256 16 549000000 Hz 8 dBmV 40.8 dB 0 0
Upstream Bonded Channels
Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power
1 Locked ATDMA 3 5120 Ksym/sec 22800000 Hz 39.5 dBmV
2 Locked ATDMA 1 5120 Ksym/sec 35600000 Hz 40.3 dBmV
3 Locked ATDMA 2 5120 Ksym/sec 29200000 Hz 40.3 dBmV
4 Locked ATDMA 4 5120 Ksym/sec 16400000 Hz 39.3 dBmV
5 Locked ATDMA 9 1280 Ksym/sec 39600000 Hz 40.5 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

Question

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Updated 

1 year ago

 • Edited

29

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