Enumerates the reasons for state transitions. Namespace: Microsoft.Rtc.Signaling
Assembly: Microsoft.Rtc.Collaboration (in microsoft.rtc.collaboration.dll)



Member name Description
Authentication A fatal authentication error occurred. Examples can be that clocks are out of sync on the client and server when using Kerberos, or a server could not be contacted.
ConnectionFailure Unable to connect to a remote computer due to DNS or network issues. Can possibly reprompt for server name, or peer address and port number, as appropriate.
Credentials If credentials were specified, the password might be invalid or other problems with the credentials occurred. If default credentials were used, credentials are required. The application supplies new credentials to try again. This might mean prompting the user, depending on the application.
Listening The application enabled listening.
NoListeningAddresses There are no remaining listening addresses.
None No reason or unknown reason.
StoppedListening The application stopped listening.
TerminatedLocally The local application requested the termination.
Timeout There was a timeout during initialization.
TooManyActiveEndpoint The number of active endpoints exceeds the limit.
UnableToListen Unable to listen for incoming invitations.
UnauthorizedAccess The credentials might be valid but are for a different URI. The application might want to reprompt for credentials and the URI, or fail based on its requirements.
UserChanged The user has been changed.
UserMoved The user has been moved.


Development Platforms

Windows XP Professional with Service Pack 2 (SP2), Windows Server 2003, Windows Vista Ultimate Edition, Windows Vista Business Edition, Windows Vista Enterprise Edition

Target Platforms

See Also