Nokia Nokia Certifications 4A0-104 Questions & Answers

• Question 251:

  Which of the following about the components of a distributed service on the Nokia 7750 SR is TRUE?

  A. A SAP can only be used by one service on a router.

  B. A dedicated SDP needs to be created for each service.

  C. A service is created on each site before the customer is created.

  D. SAPs must be created before a service is created.

  Correct Answer: A

• Question 252:

  Which of the following about VPRN route targets is FALSE?

  A. A route target is used to distinguish to which VRF table a prefix belongs.

  B. A route target appended to an IPv4 prefix produces a VPN-IPv4 prefix.

  C. Multiple route targets can be part of a single MP-BGP update.

  D. Route targets must be configured for VPRNs.

  Correct Answer: B

• Question 253:

  A CE is connected to an IES interface. Which of the following is TRUE?

  A. The IES's interface must be an IGP peer with the CE.

  B. The IES must use an IP address that is different than the CE.

  C. The IES can only include one SAP for the CE.

  D. The IES must include a network port.

  Correct Answer: B

• Question 254:

  Which of the following about the components of a service on the Nokia 7750 SR is FALSE?

  A. An SDP can be used by more than one service.

  B. A SAP can only be created on an access port.

  C. The same SAP ID can be used on different PEs by the same service.

  D. A customer can only have a single service associated to it.

  Correct Answer: C

• Question 255:

  Which of the following about the BGP VPN-IPv4 address family is FALSE?

  A. When a PE router receives an IPv4 prefix from its local CE, it creates a VPN-IPv4 prefix.

  B. VPN-IPv4 allows BGP to distinguish between duplicate prefixes originating from different customers.

  C. In a VPRN, data traffic is carried in packets that have VPN-IPv4 addresses.

  D. VPN-IPv4 addresses are only present within the service provider network.

  Correct Answer: C

• Question 256:

  Which of the following about IES is TRUE?

  A. An IES requires a spoke SDP.

  B. A virtual route table must be configured for an IES service.

  C. An IES service must use static routes to communicate with customer networks.

  D. An IES must have at least one SAP defined.

  Correct Answer: D

• Question 257:

  Click the exhibit.

  

  Routes are exchanged between CE1 and PE1 using BGP. CE2 and PE2 use static routes to forward traffic to and from the VPRN. Which of the following is FALSE?

  A. An export policy is required on PE1 to advertise routes to CE1.

  B. An export policy is required on CE1 to advertise local routes to PEL

  C. An export policy is required to advertise routes between the PE routers.

  D. No export policy is required on PE2 or CE2 due to the static routes.

  Correct Answer: C

• Question 258:

  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 259:

  Which one of the following commands on a Nokia 7750 SR can take a FEC as a parameter to verify if a packet for that FEC reaches the appropriate LER?

  A. ping

  B. sdp-ping

  C. svc-ping

  D. lsp-ping

  Correct Answer: D

• Question 260:

  What is the minimum Ethernet physical network MTU required for a Layer 2 service on an MPLS encapsulated SDP with a service MTU of 1518?

  A. 1520

  B. 1540

  C. 1548

  D. 1556

  Correct Answer: B