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Course: AP??/College Computer Science Principles?>?Unit 2
Lesson 4: Routing with redundancyRedundancy and fault tolerance
Problem
A group of organizers are putting together a conference called DevFest and want to make sure the Internet connection will be reliable. They partner with two Internet providers, Komkastic and SupaSonic.
This diagram illustrates their connection to the Internet:
Unfortunately, this network is not fault tolerant: there's still a single point of failure.
Which router needs to stay available for DevFest to have a working connection to the Internet?
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