Method for the protection switching of transmission devices...

Details Method for the protection switching of transmission devices... Method for the protection switching of transmission devices...

H - Electricity

04

Q

H04Q 11/04 (2006.01)

Patent

CA 2399983

In prior art,equivalent switching of MPLS packets can result in maloperations. The inventive method provides a solution to the problem in the following manner: when a working entity fails, equivalent switching is controlled in accordance with priority criteria and logical link information for one single protection entity.

Dans l'état actuel de la technique, la commutation de remplacement pour les paquets transmis par commutation par étiquette multi-protocole (MPLS) pose le problème des erreurs de couplage. La présente invention apporte une solution par le fait qu'en cas de perturbation sur une ligne de service, une commutation de remplacement est commandée sur une seule section de remplacement, en fonction de critères de priorité et d'informations de communication logiques.

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