Got a ethernet cable box for the tv with no audio.or video ports to add my DVD to can I add it to the cable box any way?

Answers

Mark

You would add the DVD player directly to an input on the TV then switch inputs when you want to watch the other one.

spacemissing

You need to Read The Owner's Manuals for your equipment. If what you find in them doesn't help you get things connected and working, have a local home theater installer do it.