Alcatel Alcatel In the scope of the domain service model as defined in [IPO-FRM], the main objective of this document is to integrate within the set of services covered by this model Virtual Private optical Networks (VPoN), Connection Survivability by using the Shared Risk Link Group (SRLG) inference model, Class-of-Priorities and Class-of-Service (CoS) as well as Waveband and Optical Multicast connection services