Applicability Problem: “How will the results be used?” Krzanowski introduced the Delay Variation Problem at IETF-64 “How” Question asked at IETF-65, no suggestions yet RFC 3393 lists two key uses for the Delay Variation Metric Memo Considers these 3 Tasks and N Special Circumstances SRC DST Network Characterization: Inferring Queue Occupation on a Path Application Performance Estimation: Sizing of De-Jitter Buffers What about Spatial Composition ? What if circumstances are challenging? |