单项选择题
What is the term "ordered control" mean regarding how MPLS LSPs are established?（）
A. establish starting at the egress router going back to the ingress router
B. establish starting at the ingress router going downstream to the egress router
C. establish when a router learns of a new prefix
D. establish when the path correctly matches the reverse path forwarding check
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相关考题
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多项选择题
Which two statements are correct regarding MPLS LSP establishment methods?（） (Choose two.)
A. LDP uses Down Stream On Demand.
B. RSVP uses Down Stream On Demand.
C. LDP uses Down Stream Unsolicited.
D. RSVP uses Down Stream Unsolicited. -
单项选择题
Which device is responsible for assigning label values in an MPLS network?（）
A. upstream node
B. originating node
C. destination node
D. downstream node -
单项选择题
An ERX Edge Router is operating in an MPLS network using interface label space.What is used to make a forwarding decision?（）
A. EXP bits
B. VPI / VCI
C. shim header
D. SNAP header
