FlashCards

Open Short Path First (OSPF)

By default, what is the OSPF cost for any link with a bandwidth of 100 Mb/s or greater?
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1

Which OSPF component is identical in all routers in an OSPF area after convergence?
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link-state database

Which OPSF packet contains the different types of link-state advertisements?
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LSU

OSPF uses _______ as a metric.
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cost

The election of a DR and a BDR takes place on _________ networks, such as Ethernet networks.
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multiaccess

Which command will provide information specific to OSPFv3 routes in the routing table?
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show ipv6 route ospf

What is used to create the OSPF neighbor table?
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adjacency database

OSPF Area that allows LSA 3's and blocks LSA 5's.
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Stub Area

OSPF Area that blocks both LSA 3's and LSA 5's
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Totally Stubby Area

OSPF Area that allows external LSA 7's into the OSPF system.
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Not-So-Stubby Area

Advertises intra-area routes. Generated by each OSPF router. Flooded only within the area.
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LSA Type 1

Network LSA
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LSA Type 2

Summary LSA
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LSA Type 3 or LSA Type 4

Advertises the route to an ASBR. Generated by an ABR. Flooded to adjacent areas.
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LSA Type 4

External LSA
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LSA Type 5

Multicast LSA
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LSA Type 6

NSSA LSA
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LSA Type 7

External Attributes LSA
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LSA Type 8

Used in OSPF and BGP interworking
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LSA Type 8

Opaque LSAs. Used for specific applications, such as OSPF and MPLS interworkong
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LSA Types 9, 10, 11

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