LoginServiceServerOpenSessionAsync - метод

Public Function OpenSessionAsync ( 
	parameters As SessionClientParameters,
	applicationID As Guid,
	login As String,
	password As String,
	Optional loginMethod As String = Nothing,
	Optional twoFactorAuthSupport As Boolean = false,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of OpenSessionExtendedResult)

public:
virtual Task<OpenSessionExtendedResult^>^ OpenSessionAsync(
	SessionClientParameters^ parameters, 
	Guid applicationID, 
	String^ login, 
	String^ password, 
	String^ loginMethod = nullptr, 
	bool twoFactorAuthSupport = false, 
	CancellationToken cancellationToken = CancellationToken()
) sealed

abstract OpenSessionAsync : 
        parameters : SessionClientParameters * 
        applicationID : Guid * 
        login : string * 
        password : string * 
        ?loginMethod : string * 
        ?twoFactorAuthSupport : bool * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _loginMethod = defaultArg loginMethod null
        let _twoFactorAuthSupport = defaultArg twoFactorAuthSupport false
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<OpenSessionExtendedResult> 
override OpenSessionAsync : 
        parameters : SessionClientParameters * 
        applicationID : Guid * 
        login : string * 
        password : string * 
        ?loginMethod : string * 
        ?twoFactorAuthSupport : bool * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _loginMethod = defaultArg loginMethod null
        let _twoFactorAuthSupport = defaultArg twoFactorAuthSupport false
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<OpenSessionExtendedResult>