Starts sending NOOP command to server. This method can be used for keeping connection alive(not timing out).
Declaration Syntax
C# | Visual Basic | Visual C++ | F# |
[ObsoleteAttribute("Use method 'NoopAsync' instead.")] public IAsyncResult BeginNoop( AsyncCallback callback, Object state )
<ObsoleteAttribute("Use method 'NoopAsync' instead.")> Public Function BeginNoop ( callback As AsyncCallback, state As Object ) As IAsyncResult
public: [ObsoleteAttribute(L"Use method 'NoopAsync' instead.")] IAsyncResult^ BeginNoop( AsyncCallback^ callback, Object^ state )
[<ObsoleteAttribute("Use method 'NoopAsync' instead.")>] member BeginNoop : callback : AsyncCallback * state : Object -> IAsyncResult
Parameters
- callback (AsyncCallback)
- Callback to call when the asynchronous operation is complete.
- state (Object)
- User data.
Return Value
IAsyncResult
An IAsyncResult that references the asynchronous operation.
An IAsyncResult that references the asynchronous operation.
Exceptions
Exception | Condition |
---|---|
ObjectDisposedException | Is raised when this object is disposed and this method is accessed. |
InvalidOperationException | Is raised when SMTP client is not connected. |
Assembly: LumiSoft.Net (Module: LumiSoft.Net.dll) Version: 4.5.5510.19119