Nokia 4A0-104 Online Practice Questions and Exam Preparation

Nokia 4A0-104 Online Questions & Answers

• Question 181:

  Which of the following commands is used in an RSVP signaled MPLS tunnel to validate the path MTU based on signaling across the LSP?

  A. Path MTU is always calculated from the MTU of the egress network port on the head end PE.
  B. oam sdp-mtu
  C. adspec
  D. cspf
  C. adspec

• Question 182:

  By default, what does the Nokia 7750 SR do when a frame with an unknown destination address is received in a VPLS?

  A. It drops the frame.
  B. It floods the frame to all PEs participating in the service.
  C. It sends a destination unreachable message back to the originating host.
  D. It sends the frame to the closest neighbor.
  B. It floods the frame to all PEs participating in the service.

• Question 183:

  Which of the following is NOT a VPWS service supported on the Nokia 7750 SR?

  A. E-pipe
  B. F-pipe
  C. A-pipe
  D. I-pipe
  E. C-pipe
  F. G-pipe
  F. G-pipe

• Question 184:

  Which service is needed to bridge an ATM service to an Ethernet service?

  A. A-pipe
  B. F-pipe
  C. C-pipe
  D. E-pipe
  E. Bridge service
  D. E-pipe

• Question 185:

  Which of the following statements is NOT a valid reason to use MP-BGP as a routing protocol to transport VPRN routes?

  A. The number of VPRN routes can become very large. MP-BGP can support a very large number of routes.
  B. MP-BGP can carry routing information for a number of different address families.
  C. MP-BGP is designed to exchange information between routers that are not directly connected. This feature keeps VPRN routing information out of P-routers.
  D. MP-BGP can carry additional information attached to a route as an optional BGP attribute.
  E. All of the above statements are valid reasons for using MP-BGP as a VPRN routing protocol.
  E. All of the above statements are valid reasons for using MP-BGP as a VPRN routing protocol.

• Question 186:

  Customer 'A' has sites on 3 different Nokia PE routers. The routers are connected to each other through an IP/MPLS network in a full mesh fashion. Customer 'A' requires a VPLS service. Which of the following statements are TRUE? (Choose two.)

  A. Each router requires 1 VPLS service.
  B. Each router requires 2 VPLS services.
  C. Each router requires 1 SDP with 2 LSPs, one to each of the other 2 routers.
  D. Each router requires 2 SDPs.
  E. Each router requires 3 SDPs
  A. Each router requires 1 VPLS service.
  D. Each router requires 2 SDPs.

• Question 187:

  What happens when a packet without a VLAN tag is received on a SAP provisioned with null encapsulation while an SDP vc-type is provisioned as vlan?

  A. The frame is dropped.
  B. The service ID is added as the VLAN tag.
  C. A VLAN tag of 0 is added as the provider VLAN tag
  D. The frame is forwarded with no VLAN tag
  C. A VLAN tag of 0 is added as the provider VLAN tag

• Question 188:

  Click on the exhibit button below.

  

  Assuming the customer only needs to monitor traffic from PE3 to the customer site, what three items are missing from PE3's configuration? (Assume that the IP/MPLS network structure between the local and remote PEsis in place.) (Choose three.)

  A. The mirror destination configuration on PE5 is missing the "remote-source" command,
  B. The mirror destination on PE3 needs a "remote-source" command.
  C. The mirror service IDs on the local and remote destinations must match.
  D. The mirror source on PE3 needs a "remote-source" command.
  E. The mirror source command on the remote PE3 needs a command that tells it to monitor port 1/1/2.
  A. The mirror destination configuration on PE5 is missing the "remote-source" command,
  C. The mirror service IDs on the local and remote destinations must match.
  E. The mirror source command on the remote PE3 needs a command that tells it to monitor port 1/1/2.

• Question 189:

  Which of the following statements is TRUE concerning route distinguishers on the Nokia 7750 SR?

  A. Route distinguishers are 12 bytes in length
  B. Route distinguishers are appended to IPv4 prefixes to form 16 byte VPN-IFV1 prefixes.
  C. Route distinguishers are used to determine which routes a VPRN should import.
  D. CE routes must be configured with the proper route distinguishers for the VPRN they are associated to
  E. All of the above statements are true.
  F. All of the above statements are false.
  F. All of the above statements are false.

• Question 190:

  Consider an E-pipe service configured with a dot1Q SAP 1/1/1:5 on one site and a null SAP at the other site. If the ingress 1/1/1:5 SAP accepts a frame, which of the following is TRUE?

  A. The frame egresses from the null SAP without the VLAN tag 5.
  B. The frame egresses from the null SAP with VLAN tag 5.
  C. The frame egresses from the null SAP with VLAN tag 0.
  D. The frame is dropped at the null SAP.
  B. The frame egresses from the null SAP with VLAN tag 5.