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CenturyLink left 86-year-old woman with no Internet service for a month
(arstechnica.com)
This is a most excellent place for technology news and articles.
Don't you need 2 pairs for phone
For a 2-line connection yes, but single line is just 1 pair.
Phone lines usually have 4 leads. Only blue/blue-white are used for the actual connection, orange/orange-white are often not connected.