[ObsoleteAttribute("Use Login/LoginAsync method instead.")]
public IAsyncResult BeginAuthenticate(
	string userName,
	string password,
	bool tryApop,
	AsyncCallback callback,
	Object state
)

<ObsoleteAttribute("Use Login/LoginAsync method instead.")>
Public Function BeginAuthenticate ( 
	userName As String,
	password As String,
	tryApop As Boolean,
	callback As AsyncCallback,
	state As Object
) As IAsyncResult

public:
[ObsoleteAttribute(L"Use Login/LoginAsync method instead.")]
IAsyncResult^ BeginAuthenticate(
	String^ userName, 
	String^ password, 
	bool tryApop, 
	AsyncCallback^ callback, 
	Object^ state
)

[<ObsoleteAttribute("Use Login/LoginAsync method instead.")>]
member BeginAuthenticate : 
        userName : string * 
        password : string * 
        tryApop : bool * 
        callback : AsyncCallback * 
        state : Object -> IAsyncResult