CBS Sports Network can be tricky to find. I know that I've gone back and forth on having it on different systems.
FiOS has it on 94/594.
DirecTV is 221.
DISH is 158.
Fortunately, CBSSN has this handy link to show you what channel it should be on your cable/satellite system. Just type in your zip code and go:
And with it being CBS, I don't know if there are any good streaming options.
VT Football on Twitter provided this handy graphic: