RFC 3209:RSVP-TE: Extensions to RSVP for LSP Tunne...
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flow


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... Since the traffic that flows along a label-switched path is defined by the label applied at the ingress node ...
... Multi-Protocol Label Switching [2] can associate labels with RSVP flows. When MPLS and RSVP ...
... MPLS and RSVP are combined, the definition of a flow can be made more flexible. Once a label switched path (LSP ...
... [2]), and effectively define the "RSVP flow." When traffic is mapped onto a label-switched path ...
... label-switched path in this way, we call the LSP an "LSP Tunnel". When labels are associated with traffic flows, it becomes possible for a router to identify the appropriate reservation ...
... label-switched RSVP-MPLS flows can be pre-determined, independent of conventional IP routing. The explicitly routed path can be ...
... Traffic Trunk A set of flows aggregated by their service class and then placed on an LSP ...


... 1], "RSVP defines a 'session' to be a data flow with a particular destination and transport-layer ...
... RSVP and MPLS are combined, a flow or session can be defined with greater flexibility and generality. The ingress node ...
... particular label. Once a label is assigned to a set of packets, the label effectively defines the "flow" through the LSP. We refer to such an LSP ...


... RESV_CONFIRM> ] [ <SCOPE> ] [ <POLICY_DATA> ... ] <STYLE> <flow descriptor list> <flow ...
... flow descriptor list> <flow descriptor list> ::= <FF flow descriptor list> ...
... <flow descriptor list> ::= <FF flow descriptor list> | <SE flow ...
... flow descriptor list> | <SE flow descriptor> <FF ...
... <FF flow descriptor list> ::= <FLOWSPEC> <FILTER_SPEC> <LABEL> [ <RECORD_ROUTE ...
... RECORD_ROUTE> ] | <FF flow descriptor list> <FF flow ...
... flow descriptor list> <FF flow descriptor> <FF ...
... <FF flow descriptor> ::= [ <FLOWSPEC> ] <FILTER_SPEC> <LABEL> [ <RECORD_ROUTE ...
... <SE flow descriptor> ::= <FLOWSPEC> <SE filter spec list> ...


... The downstream node selects a label to represent the flow. If a label range has been specified in the label request ...
... node responds with a Resv message with an SE flow descriptor formatted as: ...



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