METHOD, DEVICE AND SYSTEM FOR DETECTING LINK LABEL STATUS
摘要
<p>A method for detecting link label status is disclosed by the present invention, which comprises the following steps: receiving a LinkSummary message, which includes link label status information; obtaining the status of egress label information and the status of ingress label information of all the LSPs on the remote link according to said LinkSummary message, and comparing them with the status of egress label information and the status of ingress label information of all the LSPs on the local end link correspondingly; the result obtained indicates whether or not the link label status of the two ends is identical. A node device and a system for detecting link label status are also disclosed by the present invention.</p>
