Nokia 4A0-108 Online Practice Questions and Exam Preparation

Nokia 4A0-108 Online Questions & Answers

• Question 1:

  What is the first action the last hop router performs on receipt of an IGMP version 2 leave message?

  A. It sends a PIM (*, G) prune to the RP.
  B. It sends a PIM (S, G) prune to the source.
  C. It sends a PIM (* G) prune to the RP, and a PIM (S, G) prune to the source,
  D. It issues an IGMP Group Specific Query,
  E. It issues an IGMP General Query.
  D. It issues an IGMP Group Specific Query,

• Question 2:

  Which of the following about BGP Auto Discovery in an MVPN is TRUE?

  A. If BGP Auto Discovery is used, MPLS LSPs must be used for the P-tunnels in the MVPN.
  B. PIM state is maintained between PEs in the MVPN without PIM Hello messages.
  C. MP-BGP keepalive messages are used to maintain adjacencies between the PEs in an MVPN.
  D. MP-BGP can also be used as the multicast signaling protocol between the PEs and CEs.
  B. PIM state is maintained between PEs in the MVPN without PIM Hello messages.

• Question 3:

  What is the destination address of the MLDv2 report message?

  A. FF02::1
  B. FF02::2
  C. FF02::16
  D. The specific multicast group address that the host is interested in.
  C. FF02::16

• Question 4:

  Click the exhibit.

  

  If the configuration shown is applied to all PE routers, and all other configuration is complete, how many neighbors are displayed in the output of the command "PE1= show router 100 pirn neighbor"?

  A. There is one PIM neighbor.
  B. There are two PIM neighbors.
  C. There are three PIM neighbors.
  D. There is no PIM neighbor in router 100. All the PIM neighbors are in the base router.
  B. There are two PIM neighbors.

• Question 5:

  Click the exhibit.

  

  The network administrator of 2001 ;DB8:FEED::/64 wants to embed an RP for the network. The RP's address is 2001:DB8:FEED::7. Which of the following multicast address ranges would suit this purpose? (The exhibit shows the group-to-RP mapping for your reference only.)

  A. FF7x:730:2001:DBS:FEED::/96 (x is scope)
  B. FF7x:730:2001:DBS:FEED::/80 (x is scope)
  C. FF7x: 740:2001:DB8:FEED::/96 (x is scope)
  D. FF7x:740:2001:DB8:FEED::/80(x is scope)
  C. FF7x: 740:2001:DB8:FEED::/96 (x is scope)

• Question 6:

  In the Alcatel-Lucent SROS, which BGP address family is configured to support MCAST-VPN NLRI?

  A. vpn-ipv6
  B. vpn-ipv4
  C. mvpn-ipv6
  D. mvpn-ipv4
  D. mvpn-ipv4

• Question 7:

  For a BGP A-D signaled MVPN, which of the following situations requires the Source Active A-D route?

  A. Provider network using PIM ASM.
  B. Provider network using PIM SSM.
  C. Customer network using PIM ASM.
  D. Customer network using PIM SSM.
  C. Customer network using PIM ASM.

• Question 8:

  Click the exhibit.

  

  According to the display in the exhibit, which of the following is FALSE?

  A. Both the I-PMSI and the S-PMSI are instantiated by GRE tunnels.
  B. Both the I-PMSI and the S-PMSI use BGP Auto-Discovery for signaling.
  C. MP-BGP is used for customer multicast group signaling.
  D. The S-PMSI group address range is 232.10.10.0/24.
  C. MP-BGP is used for customer multicast group signaling.

• Question 9:

  Which of the following regarding the BSR and the RP is TRUE?

  A. A router cannot be configured as a BSR-candidate and a static RP at the same time.
  B. A router cannot be a candidate-RP and a BSR-candidate at the same time.
  C. There is only one active RP in a multicast routing domain at any time.
  D. There is only one elected BSR in a multicast routing domain at any time.
  D. There is only one elected BSR in a multicast routing domain at any time.

• Question 10:

  Four routers share a multi-access network. Router A is configured with a PIM DR priority of 10, Router B is configured with a PIM DR priority of 100, Router C and Router D are Alcatel-Lucent 7750 SRs set at the default value. Router D has the highest IP address. Which router is selected as the PIM DR on this multiaccess network?

  A. Router A
  B. Router B
  C. Router C
  D. Router D
  B. Router B