ITU Y.1344:2012
ITU Y.1344:2012 Ethernet Ring Protection Switching Describes the automatic protection switching (APS) protocol and protection switching mechanisms for ETH layer Ethernet ring topologies.
Table of Contents
1Scope2References
3Definitions
4Abbreviations
5Conventions
6Introduction
7Ringprotectioncharacteristics
8Ringprotectionconditionsandcommands
9Ringprotectionarchitectures
10Protectioncontrolprotocol
AppendixI-Ringprotectionnetworkobjectives
AppendixII-Ethernetringnetworkobjectives
AppendixIII-Ringprotectionscenarios
AppendixIV-Considerationsfordifferenttimers
AppendixV-Interconnectedringsexample
AppendixVI-Protectionswitchingformultiple
ERPinstances
AppendixVII-Guidelinesfortheconfiguration
ofVIDsandringIDsofR-APSchannels
AppendixVIII-Flushoptimization
AppendixIX-Guidelinesformanagementprocedures
AppendixX-Minimizingsegmentationininterconnected
rings
AppendixXI-End-to-endserviceresilience
Bibliography