A method for monitoring the availability of resources in a network comprises the computer-implemented steps of receiving an activity announcement packet from a node in the network; determining that the node is potentially inactive if no successive activity announcement packet is received from the node within a specified first time period; and determining that the node is inactive if no successive activity announcement packet is received from the node within a specified second time period.

 
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< Method and apparatus for managing a network component change

> Handling restart attempts for high availability managed resources

> Write once type recording medium, recording device and recording method for write once type recording medium, and reproduction device and reproduction method for write once type recording medium
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