Rec. ITU-T G.8110.1/Y.1370.1 Amendment 1 (10/2020) Architecture of the Multi-Protocol Label Switching transport profile layer network
Summary
FOREWORD
Table of Contents
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Functional architecture of MPLS Transport Profile (MPLS-TP) networks
     6.1 MPLS-TP network layered structure
          6.1.1 MPLS-TP adapted information (MT_AI)
          6.1.2 MPLS-TP Characteristic Information
     6.2 MPLS-TP layer network
          6.2.1 MPLS-TP topological components
               6.2.1.1 MPLS-TP layer network
               6.2.1.2 MPLS-TP subnetwork
               6.2.1.3 MPLS-TP link
               6.2.1.4 MPLS-TP access group
          6.2.2 MPLS-TP transport entities
          6.2.3 MPLS-TP transport processing functions
               6.2.3.1 MPLS-TP trail termination
               6.2.3.2 MPLS-TP to client layer network adaptation functions
          6.2.4 MPLS-TP reference points
               6.2.4.1 MPLS-TP access point
               6.2.4.2 MPLS-TP connection point
               6.2.4.3 MPLS-TP termination connection point
     6.3 MPLS-TP layer network partitioning
     6.4 MPLS-TP network topology
          6.4.1 Unidirectional and bidirectional connections and trails
          6.4.2 Point-to-multipoint connections and trails
     6.5 MPLS-TP label behaviour
          6.5.1 MPLS label values
          6.5.2 Label manager
          6.5.3 Labels for p2mp LSPs
7 Server/client associations
     7.1 MT/client adaptation
          7.1.1 MT/ETH adaptation
     7.2 MT/MT adaptation
     7.3 Server/MT adaptation
8 MPLS-TP OAM architecture
     8.1 General
          8.1.1 Management and control communications
          8.1.2 Server/client interaction
          8.1.3 MPLS-TP maintenance entity groups
     8.2 MPLS-TP connection and trail supervision
          8.2.1 Inherent monitoring
          8.2.2 Blank clause
          Non-intrusive monitoring
          8.2.3 Intrusive monitoring
          8.2.4 Trail monitoring
               8.2.4.1 MPLS interoperability considerations
          8.2.5 Sublayer monitoring
     8.3 MPLS-TP maintenance entity group monitoring
          8.3.1 Pro-active monitoring
          8.3.2 On-demand monitoring
     8.4 MPLS-TP MIP
     8.5 Bandwidth considerations with MPLS-TP OAM
9 MPLS-TP survivability techniques
10 MPLS-TP Diff-Serv architecture
     10.1 Short-pipe model
     10.2 Uniform model
11 MPLS-TP TTL behaviour
12 Security aspects
Annex A  Default configuration options for MPLS-TP in a transport network application
Appendix I  An example of MPLS-TP layer structure
Bibliography