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SmtpResponse.ServiceUnavailable Field

The ServiceUnavailable field gets an instance of the SmtpResponse structure that represents a 421 Service not available, closing transmission channel response.

Namespace: Microsoft.Exchange.Data.Transport.Smtp
Assembly: Microsoft.Exchange.Data.Transport (in microsoft.exchange.data.transport.dll)

Syntax

'Declaration
Public Shared ReadOnly ServiceUnavailable As SmtpResponse

public static readonly SmtpResponse ServiceUnavailable

public:
static initonly SmtpResponse ServiceUnavailable

public static final SmtpResponse ServiceUnavailable

public static final var ServiceUnavailable : SmtpResponse

Platforms

Development Platforms

Windows XP Professional with Service Pack 2 (SP2), Windows Server 2003,

Target Platforms

Windows Server 2003