what does this mean just curious - Time Warner Internet

This question is about "what does this mean just curious", with Time Warner Cable internet and apps. [TABLE]

Tue Nov 22 12:31:50 2016

Critical (3)

Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=74:ea:e8:ed:c1:02;CMTS-MAC=00:17:10:87:69:61;CM-QOS=1.1;CM-VER=3.0;


This topic covered what does this mean just curious, and TWC cable internet service.