Supported by the National High Technology Research and Development Program of China(No. 2009AA01Z255, 2009AA01A345), the National Basic Research Program of China(No. 2007CB310705 ) and the National Natural Science Foundation of China(No. 60932004).
The active-fault-alarm (AFA) technologies and the dynamic protection mechanism of the optical network controlled by the multi-protocol label switching transport profile (MPLS-TP) are both studied in this article. ...