Promotion levels are useful for categorizing sessions, for example to indicate whether it was run in development, staging, or production. If a value is provided it will be carried with the session data to upstream servers and clients. If the corresponding entry does not exist it will be automatically created.
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2