Free 4A0-113 – Nokia OSPF Routing Protocol Exam Practice Test Question

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  OSPF

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  RIPv1

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  RIPv2

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  IS-IS
  

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  Routers broadcast the entire route table to all neighbors.

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  Information about directly connected links is sent to all neighbors.

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  An adjacency database is maintained by each router.

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  The sequence number for an update is incremented as it is flooded from router to router.

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  The topological database is the same for all routers in a single area.
  

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  RIPv1 and RIPv2

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  OSPF

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  IS-IS

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  BGP
  

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  No protocol extensions required

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  Only supported by OSPF and IS-IS

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  Transparent to routing neighbors

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  Uses Graceful Restart to inter-operate with other vendors
  

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  Broadcast

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  Non-broadcast multi-access

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  Point-to-point

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  Point-to-multipoint
  

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  The link state information is not populated in the database but is forwarded to all neighbors

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  The link state information already in the database is overwritten and the age is reset

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  The link state information is not populated in the database and an acknowledgement is sent

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  The link state information is regarded as old and nothing is done.
  

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  Neighbor, adjacency, route table

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  Neighbor, topology, forwarding

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  Topology, routing, forwarding

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  There are only two databases: adjacency and topology
  

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  Area Border Router

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  Autonomous System Boundary Router

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  Designated Router

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  All routers within an OSPF area.
  

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  IP packets sent to an IP multicast address.

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  Ethernet frames sent to an Ethernet multicast address.

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  IP packets sent to an IP unicast address.

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  UDP packets sent to an IP multicast address.
  

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  Static route 2.3.4.0 255.255.255.0 next hop 3.4.5.6

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  Static-route next-hop 3.4.5.6 2.3.4.0/24

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  Static route 2.3.4.0/24 next hop 3.4.5.6

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  Static-route 2.3.4.0/24 next-hop 3.4.5.6