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Exam 300-320 topic 2 question 101 discussion

Actual exam question from Cisco's 300-320
Question #: 101
Topic #: 2
[All 300-320 Questions]

From a design perspective which two of the following OSPF statements are most relevant? (Choose two)

  • A. OSPF stub areas can be thought of as a simple form of summarization
  • B. OSPF cannot filter intra-area routes
  • C. An ABR can only exist in two areas - the backbone and one adjacent area
  • D. Performance issues in the Backbone area can be offset by allowing some traffic to transit a non-backbone area
  • E. The size of an area (the LSDB) will be constrained by the size of the IP MTU
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Suggested Answer: AB 🗳️
by dodds at Feb. 21, 2020, 1:25 a.m.

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dodds
5 years, 2 months ago
I think A & B Once the routers become adjacent on the virtual link, Router3.3.3.3 considers itself an area border router (ABR), because it now has a link in Area 0. https://www.cisco.com/c/en/us/support/docs/ip/open-shortest-path-first-ospf/47866-ospfdb7.html
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dodds
5 years, 2 months ago
Intra area can be filtered https://packetlife.net/blog/2010/feb/10/ospf-filtering-inter-area-vs-intra-area/
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