02-06-2016 дата публикации
Номер: WO2016082343A1
Принадлежит:
A fault detection method and device, the method comprising: establishing an association at at least one of two communication devices for which a bidirectional forwarding detection (BFD) session is to be established, the association being an association between the BFD session to be established at the communication device and an upper layer application at the communication device (S301); if a negotiation fails in the process of the two communication devices establishing the BFD session, sending a negotiation failure notification to the upper layer application associated with the BFD session of the communication device that established the association (S302). The fault detection does not rely the BFD session completing a normal negotiation, and even if the BFD session cannot complete a normal negotiation, fault detection can be performed, thus facilitating keep-alive of an upper level application at another level, particularly for an upper level application not having a keep-alive mechanism ...
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