Patent Document ID: 20130114403
Application ID: 13663426
Patent Flag: 0

Claim One:
1. A telecommunications network, comprising: plural nodes connected by plural spans and arranged to form a mesh network; at least one pre-configured cycle of spare capacity being established in the mesh network, the pre-configured cycle including plural nodes of the mesh network and being pre-configured prior to any span or node failure; and the plural nodes of the pre-configured cycle being configured to protect at least one path segment, where the path segment includes at least two intersecting nodes within the pre-configured cycle and at least one intermediate node in a path that includes the two intersecting nodes and straddles the pre-configured cycle, the intermediate node not being a part of the pre-configured cycle and the pre-configured cycle providing two restoration paths to protect against a failure of a span straddling the pre-configured cycle and one restoration path for a failure of a span on the pre-configured cycle.