Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 151:

  An E-pipe is configured with a service MTU of 5000. What is the minimum MTU value that should be set on an access port for a dot1q encapsulated SAP on this service?

  A. 5000

  B. 5004

  C. 5008

  D. 5014

  Correct Answer: B

• Question 152:

  Service tunnels and transport tunnels are bidirectional and only require the operator to configure the tunnel on one router.

  A. TRUE

  B. FALSE

  Correct Answer: B

• Question 153:

  By default, what does a PE do to support VPLS services for different customers? (Choose 2)

  A. MAC learning.

  B. Maintain a different Forwarding Data Base for each service

  C. ARP mediation.

  D. Maintain a different Routing Information Base for each service.

  Correct Answer: AB

• Question 154:

  Click the exhibit.

  

  Both clips of output are from router R4. The show service command indicates that an SDP is down. What might be the cause?

  A. The mesh SDP on router R4 has been shutdown.

  B. The mesh SDP on 10.10.10.1 has been shutdown.

  C. The service MTU on 10.10.10.1 has been set to a different value.

  D. The IngLbl and EgrLbl that router R4 has for 10.10.10.1 are identical.

  Correct Answer: C

• Question 155:

  The SAP 1/1/1:2.3 receives an Ethernet frame with outer VLAN tag 2 and inner VLAN tag

  5. Which of the following is TRUE?

  A. The matching outer tag is removed, and the frame is forwarded.

  B. The inner tag is removed, and the frame is forwarded.

  C. The inner tag is changed to match the SAP, and the frame is forwarded.

  D. The frame is dropped.

  Correct Answer: D

• Question 156:

  Which of the following must be configured when configuring an Epipe service? (Choose 4)

  A. Configuring an Epipe service with a customer ID

  B. Defining a SAP or SAPs.

  C. Binding to an SDP if it is a distributed service.

  D. Enabling the service using the no shutdown command.

  E. Creating and assigning an IP filter to the SAP.

  F. Configuring QoS parameters

  Correct Answer: ABCD

• Question 157:

  On an Alcatel-Lucent 7750 SR, what is the recommended approach for making sure that MTUs between a VPLS and its spoke IES termination match?

  A. Set the service MTU of the VPLS to match the IES MTU.

  B. Set the ip-mtu of the IES to match the service MTU of the VPLS.

  C. Set the SDP MTU of the IES to match the SDP MTU of the VPLS.

  D. Set the MTU of the IES's network port to match the service MTU of the VPLS.

  Correct Answer: B

• Question 158:

  Which of the following regarding 6VPE is FALSE?

  A. 6VPE is a tunneling technology that makes use of MPLS tunnels to transport IPv6 prefixes over an IPv4 infrastructure.

  B. Customers connected to 6VPE can run IPv6 or IPv4.

  C. On a PE router, if the MP-BGP next hop is an IPv4 address, a mapped IPv6-compliant address will be used.

  D. 6VPE implements its own VPN-IPv6 address family and is a replacement for MP-BGP.

  Correct Answer: D

• Question 159:

  Which of the following about VPRNs is FALSE?

  A. A VPRN is a Layer 3 service.

  B. A PE maintains a separate forwarding table for each VPRN.

  C. The service provider manages the customers IP addressing.

  D. Multiple VPRNs can be deployed over the same IP/MPLS network infrastructure.

  Correct Answer: C

• Question 160:

  Which of the following statements best describes the main difference between an Ipipe and an Epipe interworking?

  A. An Ipipe is a point-to-point Layer 2 VPN capable of only carrying Ethernet payloads. An Epipe interworking refers to the transportation of ATM/FR traffic over an Epipe.

  B. An Ipipe is used for performing Ethernet interworking with ATM/FR/PPP using bridged- PDUs. An Epipe interworking is used for performing Ethernet interworking with ATM/FR/PPP using routed-PDUs.

  C. An Ipipe is used for performing Ethernet interworking with ATM/FR/PPP using routed- PDUs. An Epipe interworking is used for performing Ethernet interworking with ATM/FR/PPP using bridged-PDUs.

  D. None of the above.

  Correct Answer: C