I am not a Comcast Employee. I am a Customer Expert volunteering my time to help other customers here in the Forums. We ask that you post publicly so people with similar questions may benefit from the conversation. Was your question answered? Mark the post as Best Answer!
Comcast came out. They found the cable from the street on the telephone pole had a loose connection and was worn out. They replaced it. They also replaced a connector coming into the house. So far our connection has been stable. We will see.