This could be done with an OPS and diverse fibers or a dual transponder type solution or an Ethernet ring amongst other solutions.
It generally means to router geeks that a router isn't there, but some other technology is in use. Often it is a growing market or declining market for the provider. Jared Mauch > On Aug 23, 2016, at 7:20 PM, Yucong Sun <[email protected]> wrote: > > However on layer 3, with existing transit bandwith with said provider it > would be redudant. (Assume The one you wanted peer at site b is already > peering with your provider).

