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General scheme for k-ary n-cubes:
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Divide each physical channel into two virtual channels.
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Perform dimension order routing, but
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When source node greater than destination node use high
channels.
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When source node less than destination node use low channels.
Consider 5 node ring with two virtual channels per physical channel:
Paul H J Kelly
Fri Apr 24 19:49:58 BST 1998