[Attribute] Value [Type] character_string [Required] No [Description] 
Specifies the value to use for the parameter. This attribute only applies and is required when the parameter is specific to a test stage. In other words, this attribute only applies and is required when the Parameters element that is the parent of this Parameter element is a child of the PreStep, RunStep, or PostStep element. You cannot set a value for this attribute for a global, visible parameter. In other words, you cannot set this attribute when the Parameters element that is the parent of this Parameter element is a child of the DiagnosticTest element. The maximum length of the value is 255 characters.