CM2050V modem drops connection/freezes

Having a problem with my CM2050V Modem. Will drop connection randomly about once a day. Power cycling the device was working to fix the issue for a while. It will now drop connection, and then fre...

Mtphillips88

Guide

Jul 03, 2024

Event Log

Clear Log Refresh Export

Time	Priority	Description
Tue Jul 02 16:12:02 2024	(Notice (6))	CM-STATUS message sent. Event Type Code: 5; Chan ID: 33; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 16:11:49 2024	(Notice (6))	DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 16:11:44 2024	(Notice (6))	TLV-11 - unrecognized OID;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Notice (6))	Honoring MDD; IP provisioning mode = IPv6
Time Not Established	(Critical (3))	No Ranging Response received - T3 time-out;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Critical (3))	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:39:57 2024	(Notice (6))	DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:39:52 2024	(Notice (6))	TLV-11 - unrecognized OID;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Notice (6))	Honoring MDD; IP provisioning mode = IPv6
Time Not Established	(Critical (3))	No Ranging Response received - T3 time-out;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Critical (3))	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:28:00 2024	(Notice (6))	CM-STATUS message sent. Event Type Code: 5; Chan ID: 33; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:50 2024	(Warning (5))	Dynamic Range Window violation
Tue Jul 02 15:27:50 2024	(Warning (5))	RNG-RSP CCAP Commanded Power in Excess of 6 dB Below the Value Corresponding to the Top of the DRW;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:50 2024	(Warning (5))	Dynamic Range Window violation
Tue Jul 02 15:27:50 2024	(Warning (5))	RNG-RSP CCAP Commanded Power in Excess of 6 dB Below the Value Corresponding to the Top of the DRW;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:50 2024	(Warning (5))	Dynamic Range Window violation
Tue Jul 02 15:27:50 2024	(Warning (5))	RNG-RSP CCAP Commanded Power in Excess of 6 dB Below the Value Corresponding to the Top of the DRW;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:44 2024	(Critical (3))	SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:44 2024	(Notice (6))	DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:43 2024	(Notice (6))	TLV-11 - unrecognized OID;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:32 2024	(Notice (6))	Honoring MDD; IP provisioning mode = IPv6
Tue Jul 02 15:27:28 2024	(Critical (3))	No Ranging Response received - T3 time-out;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:22 2024	(Critical (3))	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:19 2024	(Warning (5))	Lost MDD Timeout;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:07 2024	(Critical (3))	SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:07 2024	(Notice (6))	DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:07 2024	(Critical (3))	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Tue Jul 02 15:27:00 2024	(Notice (6))	TLV-11 - unrecognized OID;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Notice (6))	Honoring MDD; IP provisioning mode = IPv6
Time Not Established	(Critical (3))	No Ranging Response received - T3 time-out;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:01:5c:77:e6:51;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Warning (5))	Lost MDD Timeout;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Critical (3))	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=6c:cd:d6:ce:65:e4;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;

Mtphillips88

Guide

Jul 03, 2024

I also have some earlier event log screen shots that I can post

Mtphillips88

Guide

Jul 03, 2024

Cable Connection

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	507000000 Hz	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	QAM256	42	507000000 Hz	4.2 dBmV	41.1 dB	0	0
2	Locked	QAM256	1	531000000 Hz	3.5 dBmV	41.0 dB	0	0
3	Locked	QAM256	2	537000000 Hz	3.4 dBmV	41.0 dB	0	0
4	Locked	QAM256	3	543000000 Hz	3.5 dBmV	41.0 dB	0	0
5	Locked	QAM256	4	549000000 Hz	3.5 dBmV	40.9 dB	0	0
6	Locked	QAM256	5	555000000 Hz	3.4 dBmV	41.0 dB	0	0
7	Locked	QAM256	6	561000000 Hz	3.2 dBmV	40.8 dB	0	0
8	Locked	QAM256	7	567000000 Hz	3.2 dBmV	40.8 dB	0	0
9	Locked	QAM256	8	573000000 Hz	3.2 dBmV	40.7 dB	0	0
10	Locked	QAM256	9	579000000 Hz	3.3 dBmV	40.7 dB	0	0
11	Locked	QAM256	10	585000000 Hz	3.3 dBmV	40.6 dB	0	0
12	Locked	QAM256	11	591000000 Hz	3.5 dBmV	40.7 dB	0	0
13	Locked	QAM256	12	597000000 Hz	3.5 dBmV	40.6 dB	0	0
14	Locked	QAM256	13	603000000 Hz	3.6 dBmV	40.7 dB	0	0
15	Locked	QAM256	14	609000000 Hz	3.3 dBmV	40.5 dB	0	0
16	Locked	QAM256	15	615000000 Hz	3.2 dBmV	40.6 dB	0	0
17	Locked	QAM256	16	621000000 Hz	2.9 dBmV	40.4 dB	0	0
18	Locked	QAM256	17	627000000 Hz	3.2 dBmV	40.6 dB	0	0
19	Locked	QAM256	18	633000000 Hz	3.4 dBmV	40.5 dB	0	0
20	Locked	QAM256	19	639000000 Hz	3.6 dBmV	40.6 dB	0	0
21	Locked	QAM256	20	645000000 Hz	3.5 dBmV	40.6 dB	0	0
22	Locked	QAM256	21	651000000 Hz	3.5 dBmV	40.5 dB	0	0
23	Locked	QAM256	22	657000000 Hz	3.0 dBmV	40.2 dB	0	0
24	Locked	QAM256	23	663000000 Hz	3.0 dBmV	40.3 dB	0	0
25	Locked	QAM256	24	669000000 Hz	2.7 dBmV	40.1 dB	0	0
26	Locked	QAM256	25	675000000 Hz	3.0 dBmV	39.7 dB	0	0
27	Locked	QAM256	26	681000000 Hz	3.2 dBmV	40.3 dB	0	0
28	Locked	QAM256	27	687000000 Hz	3.3 dBmV	40.2 dB	0	0
29	Locked	QAM256	43	513000000 Hz	4.0 dBmV	41.1 dB	0	0
30	Locked	QAM256	44	519000000 Hz	3.9 dBmV	41.1 dB	0	0
31	Locked	QAM256	45	525000000 Hz	3.5 dBmV	40.9 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	81	5120	16300000 Hz	42.5 dBmV
2	Locked	ATDMA	82	5120	22800000 Hz	43.3 dBmV
3	Locked	ATDMA	83	5120	29200000 Hz	43.3 dBmV
4	Locked	ATDMA	84	5120	35600000 Hz	44.3 dBmV
5	Not Locked	Unknown	0	0	0 Hz	0.0 dBmV
6	Not Locked	Unknown	0	0	0 Hz	0.0 dBmV
7	Not Locked	Unknown	0	0	0 Hz	0.0 dBmV
8	Not Locked	Unknown	0	0	0 Hz	0.0 dBmV

Downstream OFDM Channels

Channel	Lock Status	Profile ID	Channel ID	Frequency	Power	SNR / MER	Active Subcarrier Number Range	Unerrored Codewords	Correctable Codewords	Uncorrectable Codewords
1	Locked	0 ,1 ,2 ,3	33	780000000 Hz	4.1 dBmV	39.2 dB	1108 ~ 2987	384828136	351429590	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:Tue Jul 02 19:18:10 2024

System Up Time:03:07:15

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CM2050V modem drops connection/freezes