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khumbert45's avatar
khumbert45
Aspirant
Mar 23, 2017

C3700-100NAS connection drops multiple times a day

I was tired of paying a monthly fee to rent my modem from my ISP so I purchased the C3700 modem/router combo late last year. I installed it and have been using it but have had many issues with the co...
Troubleshooting
khumbert45's avatar
khumbert45
Aspirant
Mar 24, 2017

Here is my event log. Hopefully this gets some sort of response:

 

TimePriorityDescription
2017-3-23, 21:11:10Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:11:14Warning (5)Dynamic Range Window violation
2017-3-23, 21:11:42Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:12:02Warning (5)Dynamic Range Window violation
2017-3-23, 21:12:15Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:12:26Warning (5)Dynamic Range Window violation
2017-3-23, 21:12:47Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:12:49Warning (5)Dynamic Range Window violation
2017-3-23, 21:13:20Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:13:37Warning (5)Dynamic Range Window violation
2017-3-23, 21:13:52Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:14:01Warning (5)Dynamic Range Window violation
2017-3-23, 21:14:25Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:14:25Warning (5)Dynamic Range Window violation
2017-3-23, 21:14:57Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:15:13Warning (5)Dynamic Range Window violation
2017-3-23, 21:15:30Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:15:37Warning (5)Dynamic Range Window violation
2017-3-23, 21:16:02Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:16:25Warning (5)Dynamic Range Window violation
2017-3-23, 21:16:35Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:16:49Warning (5)Dynamic Range Window violation
2017-3-23, 21:17:07Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:17:13Warning (5)Dynamic Range Window violation
2017-3-23, 21:17:40Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:18:01Warning (5)Dynamic Range Window violation
2017-3-23, 21:18:12Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:18:25Warning (5)Dynamic Range Window violation
2017-3-23, 21:18:45Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:18:49Warning (5)Dynamic Range Window violation
2017-3-23, 21:19:17Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:19:37Warning (5)Dynamic Range Window violation
2017-3-23, 21:19:50Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:20:01Warning (5)Dynamic Range Window violation
2017-3-23, 21:20:22Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:20:27Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:20:53Warning (5)Dynamic Range Window violation
2017-3-23, 21:26:04Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
2017-3-23, 21:28:56Warning (5)Dynamic Range Window violation
2017-3-23, 22:18:31Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=dc:ef:09:79:5b:d8;CMTS-MAC=00:01:5c:9d:e0:4a;CM-QOS=1.1;CM-VER=3.0;
DarrenM's avatar
DarrenM
Sr. NETGEAR Moderator
Mar 24, 2017

Hello Khumbert45

 

You have alot of T4 timeouts this is typically a line issue and I would suggest having your ISP come out and check the lines.

 

DarrenM