3.4 Example 4: Add Video to a Voice Call from Office Communicator
This example illustrates how a series of use cases can be used to add video to a voice call from Office Communicator.
Sign in, as described in section 2.5.5.
Initiate a call from a Client, as described in section 2.5.12.
Add video to a voice call, as described in section 2.5.13.
Terminate a voice call, as described in section 2.5.15.
Send a Quality of Experience report, as described in section 2.5.16.
The following diagram illustrates how the actors (user and administrator) interact with the use cases that are used as building blocks for this example.
The following diagram illustrates the sequence in which the use cases are invoked in this example.