OSPF Optimization Flashcards

1
Q

Benefits of route summarization

A
  1. Minimizes the size of routing tables
  2. Localizes the impact of topology changes
  3. Reduces LSA flooding and CPU consumption
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2
Q

Two ways of directing traffic to the Internet

A
  1. default-information originate command

2. Stub area

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3
Q

Command to verify default static route

A

show ip route static

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4
Q

Command to change default cost for default route on ABR

A

area area-id default-cost #

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5
Q

What type of LSAs do all stub network types block?

A

Type 5 LSAs

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6
Q

Type 3 LSAs are blocked by what stub network type?

A

Totally NSSA

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7
Q

This stub network allows type 7 LSAs

A

NSSA

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8
Q

Which area allows all LSA types?

A

Area 0 (Backbone)

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