Patent ID: 7345994
Filing Date: 2008-03-18
Classification: H04L,Y02D

Abstract:
1. A method for operating a first node in a label switched network, said method comprising: establishing a link bundle comprising a plurality of component links between said first node and a second node; upon establishment of an LSP including said first node and said second node, selecting a first component link of said link bundle as a primary component link to assign to said LSP; selecting one or more component links of said link bundle other than said first component link as one or more secondary component links to assign to said LSP; sending traffic of said LSP over said primary component link until a failure of said primary component link; and after failure of said primary component link, sending traffic of said LSP over said one or more secondary component links instead of said primary component link; wherein sending traffic of said LSP over said one or more secondary component links comprises assigning lower priority to traffic of said LSP compared to other traffic carried by said one or more secondary component links.