The Niagara R2 version 522 Workplace Pro 'new station' wizard lists four vlon services.
TAC I/A Series
The four vlon services is part of the new station wizard; Schneider Electric currently using vlon0.
The new station wizard now lists services vlon0, vlon1, vlon2, and vlon3. Previous builds only listed a vlon service. These new vlons relate to the lonworks multiple services that have not been used by Schneider-Electric.
For tunneling to operate, select the vlon0 service for use with the lonworks service.