Free Alcatel-Lucent 4A0-103 Exam Dumps Questions & Answers

Click on the exhibit.

An LDP tunnel is established on router R1 towards router R6. The link between routers R2 and R4 goes down. What will happen to the MPLS data traffic to router R6 IMMEDIATELY after the link goes down?

• A.  MPLS data traffic will be discarded until the IGP finds a new next-hop to router R3.
• B.  MPLS data traffic will not be discarded because of fast reroute capability on router R2.
• C.  MPLS data traffic will not be discarded because router R1 received labels from both next-hops, routers R2 and R3.
• D.  MPLS data traffic will be discarded unless the LDP tunnel has a standby secondary path.

Which of the following about MPLS fast reroute is TRUE?

• A.  Fast reroute provides path protection close to the failure point.
• B.  Fast reroute protects both primary and secondary paths.
• C.  Fast reroute provides fast failure detection to the head-end router.
• D.  Fast reroute is used when redundant links are not available.

Which of the following about configuring an LSP path definition on an Alcatel-Lucent 7750 SR is FALSE?

• A.  A path definition is not required if CSPF is enabled on an LSP.
• B.  A path definition can have both loose and strict hops.
• C.  A path definition is configured on the head-end router only,
• D.  A path definition can be configured with loose hops only.

Click on the exhibit button below.

Given the following fast reroute protected LSPs:
-LSP1.R1-R4-R5-R3
-LSP2.R1-R4-R5-R2
Which routers become bypass tunnel PLRs? Choose two answers

• A.  Router R1
• B.  Router R2
• C.  Router R4
• D.  Router R5
• E.  Router R3

Which of the following is NOT an application of MPLS?

• A.  Enabling traffic engineering
• B.  Enabling VPNs
• C.  Enabling network security
• D.  Enhancing network resiliency