Assuming Three Routers (A, B, and C) Uses BGP as the Routing

question 304

Multiple Choice

Assuming three routers (A, B, and C) uses BGP as the routing protocol. A sends Update packets to B and B sends the Update packets to C. Which of the following attributes meet the following two conditions? (1) A can select whether to carry this attribute in Update packets. (2) If B receives an Update packet carrying this attribute, B still advertises the Update packet to C although B cannot identify this attribute. Then, Router C may identify and use this attribute.

• A) Multi_Exit_Disc
• B) Local_Pref
• C) Community
• D) Aggregator

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Definitions:

Self-Serving Bias

The common habit of a person taking credit for positive events or outcomes, but blaming outside factors for negative events.

Cognitive Biases

Systematic patterns of deviation from norm or rationality in judgment, leading individuals to make illogical decisions.

Overconfidence Effect

A cognitive bias where an individual's subjective confidence in their judgments is greater than their objective accuracy.

Confirmation Bias

The tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses.