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How A Typo Toppled The Phone Networks


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HOW A TYPO TOPPLED THE PHONE NETWORKS

Talk about expensive typographical errors. DSC Communications in Plano, Tex., has confirmed that a single mistyped character in some software -- a "6," to be exact--helped trigger extensive local phone outages last summer in the Washington, Pittsburgh, and Los Angeles areas. The "6" was typed in place of a "D" in software that helps set up phone calls, DSC confirmed.EDITED BY HARRIS COLLINGWOOD


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