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
EVP-Tree service
6.1
Description
6.2
EVP-Tree service architecture
7
EVC and EC service attributes for the EVP-Tree service
7.1 EVC
service attributes
7.2 EC
service attributes
8 UNI service attributes for the EVP-Tree service
9
NNI service attributes for the EVP-Tree service
9.1 INNI
service attributes
9.2 ENNI
service attributes
10
Connectivity monitoring for the EVP-Tree service
Annex A – EP-Tree service – Ethernet private tree service
A.1
EP-Tree service
A.2
EVC and EC service attributes for the EP-Tree service
A.3
UNI service attributes for the EP-Tree service
A.4
NNI service attributes for the EP-Tree service
A.5
Connectivity monitoring for the EP-Tree service
Appendix I – Examples of EVP-Tree services
I.1
Single root
I.2
Redundant root
I.3
Load-balance root
I.4
Hierarchical branch
Appendix II – Protection of EVP-Tree service
II.1
1+1 protection switching architecture
II.2
1:1 protection switching architecture