I don't know of any way to configure a NV160 to act as a bridge. I know that the Tracer products from Adtran will do it.
I went ahead and flagged this post as "Assumed Answered." If any of the responses on this thread assisted you, please mark them as Correct or Helpful as the case may be with the applicable buttons. This will make them visible and help other members of the community find solutions more easily. If you still need assistance, we would be more than happy to continue working with you on this - just let us know in a reply.
Yes, thank you.