Free Nokia NRS II Composite: OSPF version Exam 4A0-C04 Exam Practice Test

A static route is created using the command 'static-route 0.0.0.0/0 next-hop 3.3.3.1'. What command could be used to test the static route on an Nokia 7750 SR?

• Ping static 3.3.3.1
  
• Ping static 0.0.0.0/0
  
• Ping 3.3.3.1
  
• Ping 0.0.0.0
  

Which of the following regarding BGP Path Identifier is FALSE?

• Path-ID is a four-octet identifier pre-pended to the NLRI field of a BGP update.
  
• Path-ID is an optional transitive attribute used to advertise multiple paths.
  
• Path-ID uniquely identifies each path advertised to a neighbor.
  
• A BGP speaker that re-advertises a route must generate its own Path-ID.
  

Choose the Distance Vector Protocols from the list below:

• OSPF
  
• RIPv1
  
• RIPv2
  
• IS-IS
  

Which of the following commands can be used to display the number of SPF computations that have been performed on a router?

• show router ospf area <area-id>
  
• show router ospf neighbor
  
• show router ospf interface
  
• show router ospf status
  

Which of the following regarding the location of an MPLS label is FALSE?

• The MPLS label value may be carried in an ATM header.
  
• The MPLS label value may be carried in a shim header.
  
• The MPLS label value may be carried in an OSPF header.
  
• The MPLS label value may be carried in a Frame Relay header.
  

What is the source IP address in an OSPF update?

• 224.0.0.5
  
• 224.0.0.6
  
• The unicast IP address of the interface the update is sent on
  
• The system address of the router.
  

Which utility on the Nokia 7750 SR can be used to investigate an MPLS path?

• Isp-trace
  
• Idp-trace
  
• Sdp-ping
  
• Svc-ping
  
• Ping
  

Which of the following devices assumes the active role during the establishment of an LDP session?

• The peer with the higher physical address.
  
• The peer with the higher transport address.
  
• The peer with the lower physical address.
  
• The peer with the lower transport address.
  
• The peer that generated the first Hello message.
  

If OSPF is used in a multi-area OSPF network, which of the following statements regarding route summarization is true?

• Manual route summarization can only be done on autonomous system border routers.
  
• Manual route summarization must be done on all the backbone routers to be effective. Manual route summarization is optional on the routers in non-backbone areas.
  
• Manual route summarization is done on the ABRs. By default, automatic summarization is done; however, it may not be optimal for all networks.
  
• Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.
  

In an OSPF Hello packet, which of the following fields must match for all neighbor routers on the segment? Choose three answers.

• Area ID W B.
  
• Hello and Dead intervals PC.
  
• Stub flag
  
• Checksum values
  
• The list of neighbors