Virtual line switched ring

Details Virtual line switched ring Virtual line switched ring

H - Electricity

04

L

H04L 12/46 (2006.01) H04B 10/20 (2006.01) H04L 12/42 (2006.01) H04L 12/437 (2006.01)

Patent

CA 2356643

At least one protection line is shared among SONET rings. Identification and availability information of the shared protection line is distributed among the switches of the SONET rings using K-byte data in the SONET overhead.

L'invention concerne des réseaux en anneau fonctionnant selon la norme de transmission par réseau optique synchrone (SONET), qui partagent au moins une ligne de protection. L'information d'identification et de disponibilité de la ligne de protection partagée est répartie entre les commutateurs des réseaux en anneau de la norme SONET, via des données à octet K qui sont incorporées aux bits de service de cette norme.

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