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» Cisco » Examen Cisco CCNA V3.1 » Module 3 » Chapitre 7 » Question 17/24

17.What is meant by "five nines" network uptime?

A network should be available until 9:00 pm five days of the week.
A network should be functioning 99.999% of the time.
There should be five nine-port uplinks for each backbone segment.
Five percent of network expenditures should address 99% of user requirements.
Nothing short of 100% network uptime is acceptable in modern networks.