Socket Network VB.Net Tutorial

Imports System.Net
Imports System.Net.Sockets
Public Class Tester
    Public Shared Sub Main
        Dim httpReq As System.Net.HttpWebRequest
    
        Try
          Dim httpURL As New System.Uri("http://www.rntsoft.com/index.htm?key=value")
    
          httpReq = CType(WebRequest.Create(httpURL), HttpWebRequest)
    
          If httpReq.Connection <> Nothing Then
            Console.WriteLine("Connection: " & httpReq.Connection.ToString)
          End If
          If httpReq.ConnectionGroupName <> Nothing Then
            Console.WriteLine("ConnectionGroupName: " & httpReq.ConnectionGroupName.ToString)
          End If
          If httpReq.ContentLength <> -1 Then
            Console.WriteLine("ContentLength: " & httpReq.ContentLength.ToString)
          End If
          If httpReq.ContentType <> Nothing Then
            Console.WriteLine("ContentType: " & httpReq.ContentType.ToString)
          End If
    
        Catch ex As Exception
          Console.WriteLine(ex.StackTrace.ToString())
        End Try
    End Sub
End Class