| 摘要 |
<p>Embodiments of the present invention disclose a network recovery method and apparatus. The method includes: when a fault occurs in an optical layer of a network, acquiring a network state and available resources in the network; where the available resources include idle resources in the optical layer and in an IP layer, and an intact resource in an optical layer LSP in which a fault occurs and an intact resource in an IP link corresponding to the LSP; according to the network state and by using the available resources, computing path information of a new optical layer LSP, a corresponding IP link, and configuration information corresponding to source and destination nodes of the IP link; instructing a source node of the new optical layer LSP to establish the optical layer LSP according to the path information of the new optical layer LSP; and after the optical layer LSP is successfully established, instructing the source and destination nodes of the IP link corresponding to the optical layer LSP to establish the IP link, and delivering, to the source and destination nodes, configuration information corresponding to them.</p> |
