Op 17 mei j.l. is er bij mij de AOP vervangen en is er een UBC1318ZG geinstalleerd. Sinds installatie heb ik er last van dat het internet soms uitvalt, maar sinds afgelopen zondag is het ernstig en tot wel 10 keer per dag. Vanmorgen al 2x en het is nog niet eens 8 uur. Op moment dat het internet wegvalt dan is het modem aan het herstarten.
Ook heb ik 1x meegemaakt dat het modem ethernet poort 1 uit had geschakeld (ik draai in bridge mode). De 2 lampjes bij de poort waren uit en enige remedie was een power-cycle.
Voordat dit modem is geinstalleerd heb ik nooit ergens last van gehad en de hardware die erachter zit is niet verandert. Ik heb getest met andere netwerk kabel en een andere router erachter, maar dat maakt allemaal niet uit.
De modemwaarden zien er volgens mij goed uit. Het valt me wel op dat het modem alle logs kwijt is na reboot/power cycle, althans ze zijn in de UI niet beschikbaar.
Voor mij is er op dit moment maar 1 conclusie, de hardware van dit modem is gewoon niet goed.
Kan dit modem omgeruild worden?
Hierbij de logs van het modem:
CM Downstream Channel Info
Channel Lock Status Channel Type Channel ID Frequency Width Power SNR Modulation Profile ID Correctables Uncorrectables
1 Locked SC-QAM Downstream 5 634000000 Hz 8000000 Hz 1.5 dBmV 42.2 dB QAM256 0 0
2 Locked SC-QAM Downstream 1 602000000 Hz 8000000 Hz 2.2 dBmV 42.5 dB QAM256 0 0
3 Locked SC-QAM Downstream 2 610000000 Hz 8000000 Hz 2.2 dBmV 42.6 dB QAM256 0 0
4 Locked SC-QAM Downstream 3 618000000 Hz 8000000 Hz 1.9 dBmV 42.4 dB QAM256 0 0
5 Locked SC-QAM Downstream 4 626000000 Hz 8000000 Hz 1.9 dBmV 42.3 dB QAM256 0 0
6 Locked SC-QAM Downstream 6 642000000 Hz 8000000 Hz 1.7 dBmV 42.2 dB QAM256 0 0
7 Locked SC-QAM Downstream 7 650000000 Hz 8000000 Hz 1.7 dBmV 42.2 dB QAM256 0 0
8 Locked SC-QAM Downstream 8 658000000 Hz 8000000 Hz 1.8 dBmV 42.4 dB QAM256 0 0
9 Locked SC-QAM Downstream 9 666000000 Hz 8000000 Hz 1.9 dBmV 42.3 dB QAM256 0 0
10 Locked SC-QAM Downstream 10 674000000 Hz 8000000 Hz 2.2 dBmV 42.3 dB QAM256 0 0
11 Locked SC-QAM Downstream 11 682000000 Hz 8000000 Hz 2.1 dBmV 42.4 dB QAM256 0 0
12 Locked SC-QAM Downstream 12 690000000 Hz 8000000 Hz 1.9 dBmV 42 dB QAM256 0 0
13 Locked SC-QAM Downstream 13 698000000 Hz 8000000 Hz 2 dBmV 42.3 dB QAM256 0 0
14 Locked SC-QAM Downstream 14 706000000 Hz 8000000 Hz 1.7 dBmV 42.1 dB QAM256 0 0
15 Locked SC-QAM Downstream 15 714000000 Hz 8000000 Hz 1.5 dBmV 41.9 dB QAM256 0 0
16 Locked SC-QAM Downstream 16 722000000 Hz 8000000 Hz 1.2 dBmV 41.6 dB QAM256 0 0
17 Locked SC-QAM Downstream 17 730000000 Hz 8000000 Hz 1.5 dBmV 41.8 dB QAM256 0 0
18 Locked SC-QAM Downstream 18 738000000 Hz 8000000 Hz 1.3 dBmV 41.7 dB QAM256 0 0
19 Locked SC-QAM Downstream 19 746000000 Hz 8000000 Hz 0.9 dBmV 41.5 dB QAM256 0 0
20 Locked SC-QAM Downstream 20 754000000 Hz 8000000 Hz 0.9 dBmV 41.6 dB QAM256 0 0
21 Locked SC-QAM Downstream 21 762000000 Hz 8000000 Hz 0.4 dBmV 41.3 dB QAM256 0 0
22 Locked SC-QAM Downstream 22 770000000 Hz 8000000 Hz 0.3 dBmV 41.3 dB QAM256 0 0
23 Locked SC-QAM Downstream 23 778000000 Hz 8000000 Hz -0.2 dBmV 41.1 dB QAM256 0 0
24 Locked SC-QAM Downstream 24 786000000 Hz 8000000 Hz -0.2 dBmV 41.1 dB QAM256 1 0
25 Locked SC-QAM Downstream 25 794000000 Hz 8000000 Hz -0.4 dBmV 41 dB QAM256 0 0
26 Locked SC-QAM Downstream 26 802000000 Hz 8000000 Hz -0.2 dBmV 41.1 dB QAM256 0 0
27 Locked SC-QAM Downstream 27 810000000 Hz 8000000 Hz -0.3 dBmV 41 dB QAM256 0 0
28 Locked SC-QAM Downstream 29 826000000 Hz 8000000 Hz -0.7 dBmV 40.8 dB QAM256 0 0
29 Locked SC-QAM Downstream 30 834000000 Hz 8000000 Hz -0.9 dBmV 40.7 dB QAM256 0 0
30 Locked SC-QAM Downstream 31 842000000 Hz 8000000 Hz -1 dBmV 40.6 dB QAM256 0 0
31 Locked SC-QAM Downstream 32 850000000 Hz 8000000 Hz -1.3 dBmV 40.5 dB QAM256 0 0
32 Locked OFDM Downstream 33 917000000 Hz 93000 kHz -3.6 dBmV 39.1 dB OFDM PLC 0 0
CM Upstream Channel Info
Channel Lock Status Channel Type Channel ID Frequency Width Power Modulation/Profile ID
1 Locked ATDMA 1 58800000 Hz 6400000 Hz 46.8 dBmV 2
2 Locked ATDMA 2 52000000 Hz 6400000 Hz 46.8 dBmV 2
3 Locked ATDMA 3 45200000 Hz 6400000 Hz 46 dBmV 2
4 Locked ATDMA 4 38400000 Hz 6400000 Hz 45.5 dBmV
Time Priority Description
2022-05-31 07:34:17 notice DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
2022-05-31 07:34:10 notice TLV-11 - unrecognized OID;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:33 warning DHCP WARNING - Non-critical field invalid in response ;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:30 notice Honoring MDD; IP provisioning mode = IPv4
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:23 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:22 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:27 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:22 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:22 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:30 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:27 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2022-05-29 13:17:54 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:22 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:30 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:27 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:21 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:28 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:22 critical SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:27 critical No Ranging Response received - T3 time-out;CM-MAC=0c:b9:37:4a:5d:94;CMTS-MAC=00:01:5c:b3:ec:4f;CM-QOS=1.1;CM-VER=3.1;