Information technology. Telecommunications and information exchange between systems. Private integrated services network. Specification, functional model and information flows. Route restriction class additional network feature Ingestion-build-126766 designation of revisions

designation of revisions

BS EN ISO 22700 defines the following:

Who is BS EN 4859 for

BS EN 14958 does not apply to:

Information technology. Telecommunications and information exchange between systems. Private integrated services network. Specification, functional model and information flows. Route restriction class additional network feature Ingestion-build-126766 designation of revisions1 Scope This International Standard specifies the Route Restriction Class additional network feature (ANF RRC), which is applicable to various basic services supported by Private Integrated Services Networks (PISN). Basic services are specified in ISO IEC 11574. ANF RRC permits a Route Access Class (RAC) to be associated with a call to indicate its entitlement to use certain facilities during routeing. Additional network feature specifications are