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Forum Discussion
CM500
I am paying for 200 mbps. My CM500 cable modem is only giving less than 90 mbps download hardwired. I have reset the modem and have been told by ISP everything looks good on their end. This is my s...
Time Priority Description 1970-1-1, 00:00:20 Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0; 1970-1-1, 00:00:46 Critical (3) SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0; 1970-1-1, 00:00:46 Critical (3) SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0; 1970-1-1, 00:00:51 Critical (3) No Ranging Response received - T3 time-out;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:14:f1:e6:b4:e2;CM-QOS=1.0;CM-VER=3.0; 1970-1-1, 00:00:57 Notice (6) Honoring MDD; IP provisioning mode = IPv4 1970-1-1, 00:00:59 Warning (5) DHCP WARNING - Non-critical field invalid in response ;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:14:f1:e6:b4:e2;CM-QOS=1.0;CM-VER=3.0; 2016-7-8, 19:25:05 Error (4) Missing BP Configuration Setting TLV Type: 17.8;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:14:f1:e6:b4:e2;CM-QOS=1.1;CM-VER=3.0; 2016-7-8, 19:25:05 Error (4) Missing BP Configuration Setting TLV Type: 17.9;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:14:f1:e6:b4:e2;CM-QOS=1.1;CM-VER=3.0; 2016-7-8, 19:25:53 Critical (3) Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:7d:e8:d0;CMTS-MAC=00:14:f1:e6:b4:e2;CM-QOS=1.1;CM-VER=3.0;
Hello dre7702
I am seeing some T3 an T4 timeouts in the logs which means its having issues receiving signal from the cable do you happen to have any type of splitters on the cable lines if so try removing them. If not you may want to have a cable tech out to check everything. I left a link on what the Timeouts mean.
http://volpefirm.com/docsis_timout_descriptions/
DarrenM
