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(VBScript) TCP/IP Socket Connect to Remote Host:Port

Demonstrates how to create a TCP/IP socket, connect to a remote host:port, and receive a "Hello World!" message.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
Set outFile = fso.CreateTextFile("output.txt", True)

' This CreateObject statement uses the new single-DLL ActiveX for v9.5.0
set socket = CreateObject("Chilkat_9_5_0.Socket")

success = socket.UnlockComponent("Anything for 30-day trial")
If (success <> 1) Then
    outFile.WriteLine(socket.LastErrorText)
    WScript.Quit
End If

'  Connect to port 5555 of localhost.
'  The string "localhost" is for testing on a single computer.
'  It would typically be replaced with an IP hostname, such
'  as "www.chilkatsoft.com".
ssl = 0
maxWaitMillisec = 20000
success = socket.Connect("localhost",5555,ssl,maxWaitMillisec)
If (success <> 1) Then
    outFile.WriteLine(socket.LastErrorText)
    WScript.Quit
End If

'  Set maximum timeouts for reading an writing (in millisec)
socket.MaxReadIdleMs = 10000
socket.MaxSendIdleMs = 10000

'  Pretend, for the sake of the example, that the
'  ficticious server is going to send a "Hello World!"
'  after accepting the connection.
'  Note: Technically, the ReceiveString may not receive the
'  complete string, although it's highly probable given the short
'  length of the "Hello World!" message.
'  See this Chilkat blog post for more information:
'  http://www.cknotes.com/?p=302

receivedMsg = socket.ReceiveString()
If (receivedMsg = vbNullString ) Then
    outFile.WriteLine(socket.LastErrorText)
    WScript.Quit
End If

'  Close the connection with the server
'  Wait a max of 20 seconds (20000 millsec)
socket.Close 20000

MsgBox receivedMsg
outFile.Close

 

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