Invention Grant
US09537712B2 Detecting failures of backup label switched paths in a network environment 有权
检测网络环境中备份标签交换路径的故障

Detecting failures of backup label switched paths in a network environment
Abstract:
A method is provided in one example and includes communicating a first request message to a first network element functioning as a point of local repair for a backup label switched path. The first request message includes a first network address having a predetermined value and an indication of a forwarding equivalence class associated with the backup label switched path. The method further includes receiving a first reply message from the first network element. The first reply message includes at least one backup path parameter associated with the backup label switched path.
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