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Total 171 questions
What is a limitation of LDP?
- A. Traffic must follow explicitly configured paths.
- B. It requires a full mesh of LSPs throughout the network.
- C. It requires a traffic engineering database (TED).
- D. It does not support traffic engineering.
Answer : D
Which two statements correctly describe BGP operation? (Choose two.)
- A. IBGP does not advertise routes learned from other IBGP neighbors.
- B. IBGP advertises routes learned from other IBGP neighbors.
- C. EBGP advertises routes learned from other IBGP or EBGP neighbors.
- D. EBGP does not advertise routes learned from other EBGP neighbors.
Answer : A,C
Click the Exhibit button.
- A. Use local preference to prefer the proper routes.
- B. Use the well-known no-transit community.
- C. Use policy to filter routes on AS number.
- D. Use communities to identify and filter routes.
Answer : C,D
Click the Exhibit button.
Your IT manager asks you to describe a benefit of migrating from LDP VPLS towards BGP
VPLS considering the operational network shown in the exhibit. What can you tell your manager?
- A. Using BGP signaling improves scaling, because a full mesh of transport LSPs is not needed.
- B. MAC addresses are learned through BGP instead of LDP, which improves scaling.
- C. Ingress PE replication can be reduced, because BGP VPLS supports P2MP LSPs.
- D. Configuration overhead is reduced when adding new sites or new VPNs.
Answer : D
You have configured bidirectional LSPs between R1 and R3. You notice that the LSPs are not coming up.
Referring to the exhibit, which statement is correct?
- A. You must disable CSPF for the LSPs.
- B. You must enable CSPF for the LSPs.
- C. You must ensure type 5 LSAs are allowed in area 1.
- D. You must ensure OSPF traffic engineering is configured.
Answer : A
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