ETSI TS 182 023-2009 Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); Core and enterprise NGN interaction scenarios; Architecture and functional description V2.1.1
2015ETSI TS 182 023-2015 Network Technologies (NTECH); Core and enterprise NGN interaction scenarios; Architecture and functional description (V3.0.0)
2009ETSI TS 182 023-2009 Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); Core and enterprise NGN interaction scenarios; Architecture and functional description V2.1.1