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eddiebear's avatar
eddiebear
Aspirant
Sep 17, 2015
Solved

Cm500 disconnection issues

My cm500 seems to work perfectly fine all day till late evening when it resets constantly. I have an ac1200 router and it does not reset. Wondering if there is anything I can do to fix this?.
Firmware
Hardware
Troubleshooting
  • DarrenM's avatar
    DarrenM
    Sep 18, 2015

    Hello eddiebear

     

    My guess is could be the signal levels on the modem or it could be a area issue with your ISP late evening is mostly when people in your area would be home and all online. I would just double check your cable line connections make sure they are good and contact your ISP to run some diagnostics check all the signal strength and maybe send a tech out to do some adjustments if needed. Hope to hear your feedback.

     

    DarrenM

DarrenM's avatar
DarrenM
Sr. NETGEAR Moderator
Sep 18, 2015

Hello eddiebear

 

My guess is could be the signal levels on the modem or it could be a area issue with your ISP late evening is mostly when people in your area would be home and all online. I would just double check your cable line connections make sure they are good and contact your ISP to run some diagnostics check all the signal strength and maybe send a tech out to do some adjustments if needed. Hope to hear your feedback.

 

DarrenM

eddiebear's avatar
eddiebear
Aspirant
Oct 01, 2015

This is the errors I am recieving.

 

 

 

2015-9-29, 23:39:47Critical (3)SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
2015-9-29, 23:39:48Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 00:43:57Critical (3)SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 00:43:57Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 01:05:57Critical (3)SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 01:05:58Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 01:12:35Critical (3)No Ranging Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 01:13:13Warning (5)B-INIT-RNG Failure - Retries exceeded;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 01:13:13Critical (3)No Ranging Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.0;CM-VER=3.0;
1970-1-1, 01:13:51Notice (6)Honoring MDD; IP provisioning mode = IPv6
2015-9-30, 01:19:41Critical (3)No Ranging Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 01:52:07Critical (3)SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 01:52:11Warning (5)MDD message timeout;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 12:03:55Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 12:04:14Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 12:04:15Warning (5)Dynamic Range Window violation
2015-9-30, 12:04:16Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 12:31:08Warning (5)Dynamic Range Window violation
2015-9-30, 12:31:40Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 12:49:56Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 12:51:10Notice (6)Honoring MDD; IP provisioning mode = IPv6
2015-9-30, 12:52:01Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 13:06:23Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 13:14:16Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 13:26:31Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 13:26:32Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 14:03:39Warning (5)Dynamic Range Window violation
2015-9-30, 18:09:16Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-9-30, 18:09:20Warning (5)Dynamic Range Window violation
2015-10-1, 11:53:23Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-10-1, 11:53:28Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-10-1, 11:53:47Warning (5)Dynamic Range Window violation
2015-10-1, 11:54:03Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-10-1, 11:54:06Warning (5)Dynamic Range Window violation
2015-10-1, 11:54:31Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-10-1, 11:54:31Warning (5)Dynamic Range Window violation
2015-10-1, 11:54:42Critical (3)Unicast Ranging Received Abort Response - Re-initializing MAC;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-10-1, 11:55:53Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;
2015-10-1, 11:56:05Notice (6)Honoring MDD; IP provisioning mode = IPv6
2015-10-1, 11:56:58Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=40:5d:82:c7:da:88;CMTS-MAC=00:22:90:c6:a8:3c;CM-QOS=1.1;CM-VER=3.0;