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4 Protocol Examples

The following diagram and accompanying list of steps show the sequence of DSMN messages that pass over the wire after the host and client establish a connection.


Figure 3: Typical DSMN message sequence during the lifetime of DSMN

  1. The host notifies that the shell is now activated.

  2. The host queries qWAVE sink information on the client.

  3. The client returns qWAVE sink information in response.

  4. The host starts sending Heartbeat messages, with the appropriate screensaver flag.

  5. The host keeps sending Heartbeat messages before HB timeout timer is expired, continuing to control native screensaver behavior with the screensaver flag.

  6. The host notifies the client of the shell closedown and the reason.

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