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“K16304” — 2012/11/19 — 9:15
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2
Fault Tolerance
Armando Caro
2.1 Introduction . . ............................ 18
2.1.1 MotivationforMultihoming ................. 18
2.1.2 TransportLayerMultihoming ................ 20
2.1.3 ChapterOverview ...................... 23
2.2 RetransmissionPolicies........................ 24
2.2.1 AllRtxAlt’sProblem ..................... 25
2.2.2 BestofBothWorlds ..................... 29
2.2.3 PerformanceEnhancingExtensions ............. 34
2.2.4 Non-FailureScenarios .................... 40
2.2.5 FailureScenarios....................... 44
2.2.6 Summary........................... 48
2.3 FailoverThresholds.......................... 49
2.3.1 SCTP’sFailoverMechanism................. 49
2.3.2 ReducingPMR........................ ...