| http://www.w3.org/ns/prov#value | - A telecommunications switching system employing an N+K-type of sparing strategy wherein N is an integer greater than one and K is an integer at least equal to one, comprising:a plurality of switching nodes interconnected to form switching stages and a sequence of rows including a sequentially-last row of a switching matrix, the sequentially-last row being a spare row in an absence of failure of
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