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Cable modem seeing frequent connection resets
Cable outside the home was replaced 2 weeks ago due to water in the line causing signal issues. This week we've started seeing frequent disconnect/reconnect issues on the cable modem (Netgear CM500 - self owned). In the modem logging I'm seeing the following:
2020-12-4, 10:53:36Critical (3) Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=10:0c:6b:78:81:10;CMTS-MAC=00:17:10:86:76:cc;CM-QOS=1.1;CM-VER=3.0;
2020-12-4, 10:53:47Critical (3) No Ranging Response received - T3 time-out;CM-MAC=10:0c:6b:78:81:10;CMTS-MAC=00:17:10:86:76:cc;CM-QOS=1.0;CM-VER=3.0;
For bonded channels I'm seeing: