| 摘要 |
A Network restoration device for restoring static paths in a transmission network upon occurrence of a failure, the restoration device comprising means for retrieving an initial configuration of said transmission network from a central network managing device, means for tracking the current network status by tapping messages on a communication path between said network managing device and network elements, duplicating said messages, and evaluating them, means for detecting a failure to be restored by evaluating alarm messages, means for taking over control over the network from said network managing device upon detection of a failure, means for evaluating a restoration configuration of said transmission network and for restoring failed paths by deploying said restoration configuration, and means for informing said network managing device of the restoration configuration.
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