OSPF Flashcards

1
Q

Manually configure the OSPF router ID:
R1(config-router)# […]

A

router-id a.b.c.d

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2
Q

Does the OSPF process ID have to match for two routers to become OSPF neighbors?

A

No

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3
Q

Does single-area OSPF have to use area 0?

A

No

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4
Q

An […] is an OSPF router that connects the OSPF network to an external network.

A

autonomous system boundary router (ASBR)

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5
Q

OSPF: What does ASBR stand for?

A

Autonomous System Boundary Router

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6
Q

Reset the OSPF process on the local router:
R1# […]

A

clear ip ospf process

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7
Q

OSPF Router ID selection priority:
1. Manual configuration
2. Highest IP address on a loopback interface
3. […]

A

Highest IP address on a physical interface

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8
Q

OSPF Router ID selection priority:
1. Manual configuration
2. […]
3. Highest IP address on a physical interface

A

Highest IP address on a loopback interface

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9
Q

OSPF Router ID selection priority:
1. […]
2. Highest IP address on a loopback interface
3. Highest IP address on a physical interface

A

Manual configuration

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10
Q

Configure the maximum number of paths an OSPF router will use to perform ECMP load-balancing:
R1(config-router)# […]

A

maximum-paths number

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11
Q

Modify the OSPF AD on the local router:
R1(config-router)# […]

A

distance value

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12
Q

Configure an OSPF router to advertise its default route into the OSPF domain:
R1(config-router)# […]

A

default-information originate

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13
Q

Prevent an OSPF router from sending OSPF messages out of an OSPF-enabled interface:
R1(config-router)# […]

A

passive-interface interface-id

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14
Q

Enable OSPF on interfaces in the specified range:
R1(config-router)# […]

A

network ip-address wildcard-mask area area

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15
Q

Enter OSPF configuration mode:
R1(config)# […]

A

router ospf process-id

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16
Q

OSPF: An […] route is a route to a destination in a different OSPF area.

17
Q

OSPF: An […] route is a route to a destination inside the same OSPF area.

A

intra-area

18
Q

OSPF: Routers connected to the backbone area (area 0) are called […] routers.

19
Q

OSPF: It is recommend that you connect an ABR to a maximum of […] areas.

20
Q

OSPF: What does ABR stand for?

A

Area Border Router

21
Q

OSPF: Routers with interfaces in multiple areas are called […].

A

area border routers (ABRs)

22
Q

OSPF: Routers with all interfaces in the same area are called […] routers.

23
Q

OSPF: The backbone area (area […]) is an area that all other areas must connect to.

24
Q

OSPF: The […] area (area 0) is an area that all other areas must connect to.

25
OSPF: An [...] is a set of routers and links that share the same LSDB.
area
26
OSPF can divide networks into separate [...]
areas
27
OSPF LSAs have a default aging timer of [time]
30 minutes
28
OSPF LSAs are organized in a structure called the [...].
LSDB
29
OSPF [...] are organized in a structure called the LSDB.
LSAs
30
OSPF: What does LSDB stand for?
Link State Database
31
OSPF: What does LSA stand for?
Link State Advertisement
32
Which version of OSPF is used for IPv6?
OSPFv3
33
Which version of OSPF is usually used for IPv4?
OSPFv2
34
The Shortest Path First algorithm is also known as [...]'s algorithm.
Dijkstra