Click the Exhibit button. As shown in the exhibit, you have an LSP established from R1 to
R4. Your network experiences a link failure between R2 and R3.Which statement is correct?

A.
A ResvConf message is sent toward the ingress router.

B.
A PathErr message is sent toward the egress router.

C.
A ResvTear message is sent toward the egress router.

D.
A ResvTear message is sent toward the ingress router.