| 摘要 |
A method and apparatus are described that provides status information within a communication system. The method includes the steps of providing a resource list in an instant messaging registration server for a registration entity, where said resource list includes a status indicator and system address for each resource within the resource list and where at least one resource of the resource list is a synchronous device, receiving a status registration message providing the status of the synchronous device for entry into the resource list and providing the resource list to a requesting entity.
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