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five nines |
Also found in: Wikipedia | 0.01 sec. |
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five nines Refers to 99.999% uptime that telephone companies are fond of stating as the reliability of their networks. It is often debated whether, in fact, that is truly what is delivered.Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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