4A0-105 Exam Details

  • Exam Code
    :4A0-105
  • Exam Name
    :Nokia Virtual Private LAN Services
  • Certification
    :Nokia Certifications
  • Vendor
    :Nokia
  • Total Questions
    :156 Q&As
  • Last Updated
    :Jul 10, 2026

Nokia 4A0-105 Online Questions & Answers

  • Question 51:

    Click on the exhibit below.

    The MDU attached to this PE has been configured with active/standby SDP's configuration option has been configured for the PE to recognize that this SDP is in standby mode?

    A. On the PE the endpoint has been configured with "supress-standby-signalling"
    B. On the PE the endpoint has been configured with "no supress-standby-signalling"
    C. On the MDU the endpoint has been configured with "supress-standby-signalling"
    D. On the MDU the endpoint has been configured with "no supress-standby-signalling1

  • Question 52:

    Click on the exhibit below.

    CE-A sends frames with 2 tags. If the SAP on PE-A is "sap 1/1/1:1 .*" and the SAP on PE-B is "sap 1/1/1:100.200" how many tags will there be on the frame when it egresses from the SAP on PE-B?

    B. 1
    C. 2
    D. 3

  • Question 53:

    Which of the following describes the setting of the l-SID on the Alcatel-Lucent 7750 SR?

    A. The I-SID is set to 0 by default and is only used for interop purposes. The receiving PE uses the service label to determine the I-VPLS.
    B. There is no default value. The I-SID must always be explicitly configured
    C. The I-SID is set to the service-id, unless the service-id is larger than a 24 bit value. In this case the I-SID must be explicitly configured.
    D. The I-SID is always set to the service-id by default.

  • Question 54:

    Click on the exhibit below.

    Given the following output what is the most likely reason the SDP binding is operationally down? (Choose 2)

    A. The sdp id is different on the far-end.
    B. LDP is disabled on the far-end.
    C. The vc-id is different on the far-end.
    D. The mesh-sdp is missing on the far-end.
    E. The mesh-sdp is administratively shutdown on PEL
    F. There is an MTU mismatch.

  • Question 55:

    Which of the following OAM tools can be used as a VPLS topology discovery mechanism (Choose 2)?

    A. oam mac-ping
    B. oam mac-populate
    C. oamsvc-ping
    D. oam mac-trace

  • Question 56:

    Which element of IEEE 802.1ag is responsible for initiating CFM messages?

    A. MEP
    B. MAP
    C. MIP
    D. MUP

  • Question 57:

    Click on the exhibit below.

    How many LSPs are required in total between Metro A and Metro B if 100 hierarchical VPLS services are deployed across the two metro networks?

    A. 100
    B. 200
    C. 1
    D. 2

  • Question 58:

    In RSTP, an alternate port is on the same switch as a designated Port.

    A. TRUE
    B. FALSE

  • Question 59:

    How does the IEEE 802.1ag loopback function differently from the loopback feature in 802.3ah? (Choose 2)

    A. Theloopbackfuntionin802.1ag is an intrusive test that will stop customer data.
    B. The loopback function of 802.lag is a non-intrusive "ping" sent from a MEP to a remote MEP or MIP.
    C. The loopback function in 802.3ah is an intrusive test that will loop customer data.
    D. The loopback function of 802.lag is an intrusive test that will "loop" all customer data back to the original sender.

  • Question 60:

    IEEE 802.3ah frames must be untagged.

    A. TRUE
    B. FALSE

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