Patent ID: 8477655
Filing Date: 2013-07-02
Classification: H04L

Abstract:
1. A method for establishing a label switching path (LSP) in fast rerouting (FRR) switching, the method comprising: respectively sending, by a point of local repair (PLR), first messages to an ingress point and a merge point (MP) on an LSP, wherein the first messages carry information which is used to make the ingress point and the MP to determine a time of holding a path refreshing state and hold the path refreshing state according to the determined time; and respectively sending, by the PLR, second messages to the ingress point and the MP in the time of holding the path refreshing state, wherein the second messages carry information related to refreshing a path state, so that the ingress point and the MP establish the LSP according to the information related to refreshing the path state in the second messages.