) A communication network consists of five links that interconnect four routers, as shown below. The probability that each of the link is operational is ·,4 and independent. What is the probability of...

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Extracted text: ) A communication network consists of five links that interconnect four routers, as shown below. The probability that each of the link is operational is ·,4 and independent. What is the probability of being able to transmit a message from router A to router B (assume that packets move forward in the direction of the destination)? ter