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Use case
Manage Fire subsystem
Primary Actors
User (server side)
Preconditions
The USB – to Serial x10 interface module has to be
properly connected.
Trigger
Sets the x10 – based device code for the sprinkler and
the maximum allowed temperature value for the fire
protection subsystem.
Typical Course Of
Actor Action
System Response
Events
1. User specifies the code
address of the x10 – based
device.
2. User specifies the x10
network address.
3. User specifies the
4. The system stores the
maximum temperature
user `s preferences on the
value.
local disk
Table 15: Use Case: Manage Fire subsystem
Use case
Manage email
Primary Actors
User (server side)
Preconditions
No preconditions
Trigger
Set the email settings of an email account.
Typical Course Of
Actor Action
System Response
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