It looks like you are using adblocking software. I understand that ads are annoying, but this is one way for me to make a living on this site. As an alternative you might consider becoming a donating member. All ads are removed automatically for donating members.
The Camino Lebaniego to Santo Toribio is the same as the first section of the Camino Vadiniense. Even if undertaken as a short detour from the CN certainly a wonderful experience. Return from Potes to Pesues (on the CN) is possible by bus.