CONTENTS

 1     Scope
 2     References
 3     Abbreviations
 4     Transport functional architecture of ATM networks
        4.1     General
        4.2     Characteristic information
                  4.2.1     Virtual channel layer network
                               4.2.1.1     VC trail termination
                  4.2.2     Virtual path layer network
                               4.2.2.1     VP trail termination
        4.3     Client/server associations
                  4.3.1     VC/VP adaptation
                  4.3.2     VP/T-path adaptation
                               4.3.2.1     VP/SDH or VP/PDH path adaptation
                               4.3.2.2     VP/cell based adaptation
        4.4     Topology
                  4.4.1     Multipoint connections
                               4.4.1.1     Multipoint connection point (MPCP)
                               4.4.1.2     Representation of multipoint connections
                               4.4.1.3     OAM cell flows
        4.5     Connection supervision
                  4.5.1     Connection monitoring techniques
                  4.5.2     Connection monitoring application
                               4.5.2.1     Monitoring of unused connections
                               4.5.2.2     AIS insertion at the ATM layer
Annex A – Correspondence of vocabulary between Recommendations I.311 and I.326
        A.1     ATM network layering
        A.2     Topological components inside a layer network
        A.3     Transport entities and transport functions
        A.4     Reference points