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May 29, 2025

CM3000 Repeated Cox disconnects with SYNC Timing Synchronization failure

The CM3000, which I have owned for <30 days, is having repeated disconnection issues. Cox is my ISP. The disconnections occur randomly, but multiple times per day and always require a hard reboot. Th...

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May 30, 2025

Event Log:

Fri May 30 14:27:11 2025	(Critical (3))	No Ranging Response received - T3 time-out;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Fri May 30 14:25:42 2025	(Notice (6))	US profile assignment change. US Chan ID: 6; Previous Profile: 13; New Profile: 10 13.;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Fri May 30 14:25:29 2025	(Warning (5))	Dynamic Range Window violation
Fri May 30 14:25:29 2025	(Warning (5))	RNG-RSP CCAP Commanded Power Exceeds Value Corresponding to the Top of the DRW;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Fri May 30 14:25:24 2025	(Notice (6))	DS profile assignment change. DS Chan ID: 33; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Fri May 30 14:25:22 2025	(Notice (6))	DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Fri May 30 14:25:17 2025	(Notice (6))	TLV-11 - unrecognized OID;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Warning (5))	DHCP WARNING - Non-critical field invalid in response ;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:9a:d2:d2:dd:cb;CM-QOS=1.1;CM-VER=3.1;
Time Not Established	(Notice (6))	Honoring MDD; IP provisioning mode = IPv4
Time Not Established	(Critical (3))	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=54:07:7d:c6:e4:28;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;