participant Envoy as E [color="black"] participant Management Server as M [color="black"] E->M: (V=X,R={},N=A,T=CDS) [color="green"] M->E: (V=Y,R={foo:...},N=B,T=CDS) [color="gray"] E->M: (V=,R={foo},N=,T=EDS) [color="green"] M->E: (V=M,R={foo:...},N=D,T=EDS) [color="gray"] E->M: (V=M,R={foo},N=D,T=EDS) [color="green"] E->M: (V=Y,R={},N=B,T=CDS) [color="green"]Created with Raphaël 2.2.0EnvoyEnvoyManagement ServerManagement Server(V=X,R={},N=A,T=CDS)(V=Y,R={foo:...},N=B,T=CDS)(V=,R={foo},N=,T=EDS)(V=M,R={foo:...},N=D,T=EDS)(V=M,R={foo},N=D,T=EDS)(V=Y,R={},N=B,T=CDS)