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Question

Referring to the traceroute output exhibit that is shown, which statement is correct?
pe1#traceroute 14.14.14.14 Type escape sequence to abort. Tracing the route to 14.14.14.14 1 37.37.37.1 [MPLS: Label 66 Exp 0] 40 msec 24 msec 28 msec 2 78.78.78.2 [MPLS: Label 99 Exp 0] 28 msec 32 msec 28 msec 3 181.181.181.1 [MPLS: Label 99 Exp 0] 36 msec 24 msec 24 msec 4 110.110.110.1 28 msec 28 msec 28 msec 5 103.103.103.2 [MPLS: Label 66 Exp 0] 28 msec 28 msec 24 msec 6 135.135.135.2 28 msec 28 msec *

A.	There is no problem with the end-to-end LSP as indicated by the successful trace.
B.	Normal PHP operation is performed by the hop 4 router.
C.	The end-to-end LSP is broken at hop 4.
D.	At each hop, each LSR is able to perform label swapping.

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Accepted Answer

The end-to-end LSP is broken at hop 4.