Nokia 4A0-C04 Online Practice Questions and Exam Preparation

Nokia 4A0-C04 Online Questions & Answers

• Question 161:

  Click the exhibit button.

  

  Part of a 6VPE deployment is shown. Which of the following is the correct configuration and context on router CE1 for a BGP peering session with 6VPE1?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  D. Option D

• Question 162:

  Assuming that "client1" and "client2" are directly-connected networks, what is the result of executing the following BGP export policy?

  

  A. "client1" routes will be tagged with communities "North" and "West".
  B. "client1" routes will be tagged with community "West".
  C. "client1" routes will be tagged with community "North".
  D. "client1" routes will be rejected.
  C. "client1" routes will be tagged with community "North".

• Question 163:

  How does a DMP inform the downstream routers that it has merged detour tunnels?

  A. The DMP sends the DMP_Object in each detour's PATH messages.
  B. The DMP summarizes PATH messages, giving each detour its own MSGJD.
  C. The DMP identifies itself as the previous hop in each detour's PATH message.
  D. The DMP sends a single PATH message containing the merged DETOUR_Objects.
  D. The DMP sends a single PATH message containing the merged DETOUR_Objects.

• Question 164:

  Two Nokia 7750 SRs are established BGP peers with the following add-paths configuration:

  R1: configure router bgp add-paths ipv4 send 4 receive

  R2: configure router bgp add-paths ipv4 send 2

  If router R1 advertises three routes for a given prefix X, how many routes is router R2 expected to have for prefix X?

  A. None
  B. 2
  C. 3
  D. 4
  C. 3

• Question 165:

  What labels are encapsulated in the tunnels used by a 6PE deployment?

  A. The inner label is the IPv4 Explicit Null. The outer label is the MPLS transport label,
  B. The inner label is an MPLS transport label. The outer label is the IPv4 Explicit Null.
  C. The inner label is the IPv6 Explicit Null. The outer label is an MPLS transport label.
  D. The inner label is an MPLS transport label. The outer label is the IPv6 Explicit Null.
  C. The inner label is the IPv6 Explicit Null. The outer label is an MPLS transport label.

• Question 166:

  Which of the following OSPFv3 LSAs have an AS scope?

  A. Link Local LSA
  B. Router LSA
  C. Network LSA
  D. Inter-Area Router LSA
  E. Intra-Area Prefix LSA
  F. None of the above LSAs have an AS scope.
  F. None of the above LSAs have an AS scope.

• Question 167:

  What is the purpose of a T-LDP session?

  A. It allows link LDP to be configured on the edge devices only.
  B. It is used to signal the transport labels in the provider core.
  C. It allows selective control over which devices are configured for LDP.
  D. It is used to signal the service labels in the provider core.
  D. It is used to signal the service labels in the provider core.

• Question 168:

  What Nokia 7750 SR OAM tool can be used to verify the end-to-end connectivity of a service?

  A. Sdp-ping
  B. Isp-ping
  C. Svc-ping
  D. Sdp-mtu
  C. Svc-ping

• Question 169:

  When are virtual links used in OSPF?

  A. When two areas need to communicate and there is no area 0.
  B. When an area needs to traverse another area to reach area 0.
  C. When two areas are connected to area 0, but there is no direct path between them.
  D. When an area needs to connect directly to another area without using area 0.
  B. When an area needs to traverse another area to reach area 0.

• Question 170:

  An Nokia 7750 SR receives a route via an IS-IS LSP with internal reach ability, and receives the same route via an OSPF type 5 LSA. If al protocol preferences are default, which route will be installed in the route table?

  A. The route learned via IS-IS will be installed.
  B. The route learned via the OSPF type 5 LSA will be installed.
  C. Both routes will be installed, if ECMP is enabled.
  D. Both routes will be installed, regardless of whether ECMP is enabled.
  A. The route learned via IS-IS will be installed.