A method and apparatus for controlling routing within a communication system (10) modifies (258) routing tables (220, 230, 232, 234, 236) located within nodes (150) so that received data packets are not returned directly to their sending nodes. In response to detection (352) of a failed link, a node...http://www.google.fr/patents/US5903545?utm_source=gb-gplus-shareBrevet US5903545 - Responsive routing control method and apparatus