Free Nokia 4A0-C04 Exam Dumps Questions & Answers

Which MPLS mode saves only active label mappings received from peer LSRs?

• A.  Downstream on demand
• B.  Conservative label retention
• C.  Liberal label retention
• D.  Downstream unsolicited

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Part of a 6VPE deployment is shown. Which of the following is the correct configuration and context on router CE1 for a BGP peering session with 6VPE1?

• A.  Option B
• B.  Option A
• C.  Option C
• D.  Option D

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The OSPF adjacency between routers R3 and R1 is down. What is the problem?

• A.  Area 1 of router R1 should not be configured as a stub.
• B.  There is not enough information to tell.
• C.  Router R1 has the incorrect authentication key type.
• D.  Router R3 has the incorrect authentication key type.

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AS 65540 routers are iBGP fully-meshed. Prefixes advertised by router R2 have a local preference of 200.
Router R1 advertises the prefix 192.168.1.0/27 to routers R2 and R3. Assuming that router R3 is configured with "advertise-external", what is the expected output of "show router bgp routes" when executed on router R4?

• A.  Option B
• B.  Option A
• C.  Option C
• D.  Option D

Which of the following is a characteristic of LDP Hello messages?

• A.  They are multicast to the All Routers address.
• B.  They are broadcast to the subnet broadcast address.
• C.  They are broadcast or multicast, depending on the physical media.
• D.  They are multicast to the All Hosts address.