Nokia 4A0-108 Online Practice Questions and Exam Preparation

Nokia 4A0-108 Online Questions & Answers

• Question 211:

  Click the exhibit.

  

  Based on the output, which of the following is correct?

  A. The S-PMSI group address is 239.1.1.10.
  B. The I-PMSI group address is 239.1.1.10.
  C. The S-PMSI group address is 239.1.1.20.
  D. The I-PMSI group address is 239.1.1.20.
  C. The S-PMSI group address is 239.1.1.20.

• Question 212:

  What multicast component has no function at all in a PIM SSM network?

  A. The PIM routing protocol
  B. SSM translation on access multicast router
  C. The RP
  D. IGMP snooping
  E. IGMP Querier
  C. The RP

• Question 213:

  What impact will an asymmetric IGP routing topology have on the PIM RPF check?

  A. The PIM RPF check may fail since traffic from the source may arrive on one interface while the IP route to the source may point to another interface on the PIM router
  B. PIM does not work in an asymmetric topology and therefore the RPF check will not be done
  C. There will be no impact since the shared and source path trees are built from the receiver to the source
  D. There is not enough information provided to answer the question
  C. There will be no impact since the shared and source path trees are built from the receiver to the source

• Question 214:

  What is the destination address for MLDv2 report?

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

• Question 215:

  What is the first action a router performs when it receives a multicast packet?

  A. It determines if it is the DR for that segment.
  B. It checks the PIM source group database for the matching group.
  C. It sends a PIM Assert message to the RP.
  D. It performs an RPF check on the packet.
  E. It sends an IGMP join to the source.
  D. It performs an RPF check on the packet.

• Question 216:

  Why should the anycast RP address not be the system address of a router?

  A. 7750 SR configuration does not permit using the system address for an anycast address
  B. The system address of a router has to be a unique address within a domain while the anycast address is configured on multiple routers within the domain
  C. PIM will not be able to establish its signaling sessions if the anycast address uses the system address
  D. None of the above
  B. The system address of a router has to be a unique address within a domain while the anycast address is configured on multiple routers within the domain

• Question 217:

  Which of the following regarding VRF Route Import extended community is TRUE?

  A. It is used to support UMH selection in Inter-AS MVPN.
  B. It is a new extended community added only to MVPN multicast routes.
  C. It contains Global Administrator and Local Administrator fields.
  D. It contains the AS number of the source PE.
  C. It contains Global Administrator and Local Administrator fields.

• Question 218:

  What is the embedded RP for group FF7E: 130:2000:2001:2002:2003:: 1000? (The exhibit of Group- to-RP Mapping is just for your reference)

  

  A. 2000:2001:2002:2003::1
  B. 2000:2001:2002:2003::3
  C. 2000:2001:2002::1
  D. 2000:2001:2002::3
  C. 2000:2001:2002::1

• Question 219:

  What issues have to be resolved to support the deployment of SSM? (Choose two)

  A. Allowing the source to select the multicast group address
  B. Creating standards for Directory Services
  C. Allowing the receiver to specify the source address
  D. Modifying the IGMP messaging format to include the multicast source address
  E. Modifying the PIM messaging format to include the multicast source address
  C. Allowing the receiver to specify the source address
  D. Modifying the IGMP messaging format to include the multicast source address

• Question 220:

  When forwarding a multicast frame, normal behavior for a LAN switch (without IGMP snooping enabled) is to forward the frame as if it were:

  A. A unicast frame with a known destination in the forwarding table
  B. A unicast frame with an unknown destination in the forwarding table
  C. A unicast frame with a known source in the forwarding table
  D. A unicast frame with an unknown source in the forwarding table
  B. A unicast frame with an unknown destination in the forwarding table