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Lecture Notes in Computer Science
Recently great attention has been given to point-of-failure swap rerouting, an efficient technique for routing in presence of transient failures. According to this technique, a message follows the normal routing table information unless the next hop has failed; in this case, it is redirected towards a precomputed link, called swap; once this link has been crossed, normal routing is resumed. The amount of precomputed information required in addition to the routing table is rather small: a singledoi:10.1007/11516798_11 fatcat:kkgbc37ij5gqpj3afrokqibky4