1
Scope
2 References
3 Definitions
3.1 Terms imported
from ITU-T G.805
3.2 Terms defined in
this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Functional architecture of
transport networks
6.1 Topological
components
6.2 Derived network
constructs for topological viewpoints
6.3 Transport entities
and their properties
6.4 Transport
information entities
6.5 Transport
processing functions
6.6 Reference points
6.7 Topology
6.8 Layer
relationships
6.9 Transport over
composite links
7 Transparency and
impairments
7.1 Interlayer
information dependency
8 Sublayers
8.1 Channel forwarding
8.2 Destination
forwarding
9 Transport network
availability enhancement techniques
9.1 Differentiated
connection protection
9.2 Composite link
protection
Annex A – Fundamental concepts used in this Recommendation
A.1 Axioms of the
unified architecture
A.2 Information
A.3 Encoding and
labelling
A.4 Identity and
identifiers
Annex B – Definition and properties of a system
B.1 Introduction
B.2 Information
systems
B.3 Basic transfer
function and a telecommunications network
Annex C – Communication
C.1 Service configuration
C.2 Forwarding modes
of a transport entity
C.3 Monitoring of a
transport entity
Annex D – Transport entity roles
D.1 Overview of
transport entity roles
D.2 Roles of the
transport entity within an operational domain
D.3 Roles of the
transport entity across multiple operational domains
Appendix I – Use of identifiers
I.1 Use
of identifiers
Appendix II – Relationships between architectural entities
Appendix III – Complexity and scalability of systems
III.1 Independence of
subsystems
III.2 Independence
within a lifecycle and between lifecycles
III.3 Transparency of
telecommunications network services
Appendix IV – Access points in architecture and equipment
Recommendations
Appendix V – Examples of roles of the transport entity
V.1 Examples of roles
of the transport entity within an operational domain
V.2 Roles of transport
entities that span multiple operational domains
Bibliography