Existing Control Planes
(Source: John Drake - MPLS Conference 1999)
Future
Proprietary
Proprietary
None
OXC
Deployed
RSVP / LDP
Constraint-based
IETF
MPLSIP LSR
Deployed
PNNI
PNNI
ATM forum
ATM
Availability
Signaling
Routing
StandardsBody
Method
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