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Proposed Extensions: AGGREGATION-SESSION Object R1 R4 R3 R2 R6 R5 P1 P2 R7 Like in RFC3175, Deaggregator can send to Aggregator an 2e2 PathError with “New-Aggregate-Needed” Error, to request Aggregator to establish a new Aggregate reservation New “AGGREGRATION SESSION” object included, which contains the Session Object of required Session (including DSCP, VDstPort,..) Also used in e2e Resv, to communicate to Deaggregator the Aggregate session to map e2e reservation onto Aggregate reservation For IPsec tunnel End-to-end RSVP reservation Intserv/Diffserv Cloud IPsec tunnel |