, MPLS LSP LDP. MPLS LDP, , , .
UDP (adjacency) LDP. , LDP LSR, . . , LDP . . , , (keepalive message).
, LDP (. 2.29). , LSP .
. 2.29. LDP
A MPLS , ( OSPF). B LSR LDP.
( ) LSR 2 , LSR , IP- 193.233.48.0. LSR 2 FEC , , 18. , LDP LSR (LSR 1) , , 193.233.48, 18. LSR 1 .
D LSR 1, , 193.233.48, FEC (LSR 0) . LSR 0 . 193.233.48.0, .. LSP.
FEC , , . FEC: (host address) (address prefix). FEC, . LSR 0 , , ( 193.233.48), 33, 2.
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BGP (Border Gateway Protocol) . .
CBWFQ (Class Based WFQ) WFQ, .
FEC (Forwarding Equivalence Class) . , MPLS LSP, .
IETF (Internet Engineering Task Force) Internet. , Internet.
IS-IS (Intermediate System-to-Intermediate System) . .
LDP (Label Distribution Protocol) FEC.
LSP (Label Switching Path) .
LSR (Label Switching Router) MPLS, .
MPLS (MultiProtocol Label Switching) .
OSPF (Open Shortest Path First) . .
QoS (Quality of Service) . , .
RSVP (Resource Reservation Protocol) IP-.
VCI (Virtual Circuit Identifier) . VPI/VCI - () .
VPI (Virtual Path Identifier) . VCI .
WFQ (Weighted Fair Queing) . , .
WRED (Weighted Random Early Detection) . , .