Method and device for realizing protection switching of spanning tree protocol

The embodiment of the invention provides a method and device for realizing protection switching of spanning tree protocol STP. Detection messages are periodically sent in a bidirectional forwarding detection BFD session built from port to port; when detecting certain port does not receive the detect...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHONG ZHIWEI, MAI XUESONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	The embodiment of the invention provides a method and device for realizing protection switching of spanning tree protocol STP. Detection messages are periodically sent in a bidirectional forwarding detection BFD session built from port to port; when detecting certain port does not receive the detection message of the opposite end port, an STP protection switching indicating message is sent.