PowerTCP Telnet for .NET Releases

Released: Dec 16, 2020

Updates in V4.4.11.2


  • Fixed a minor compatibility issue so that Dart.Telnet.Standard.dll can be used with .NET 5.0.

Released: Jul 19, 2018

Updates in V4.4.8.0


  • Added support for .NET Standard 2.0 and .NET Core 2.0.
  • New .NET Core 2.0 sample projects, referencing the Dart.Telnet.Standard.dll.
  • Updated trial license operation for use on .NET Standard-compatible platforms.

Released: Mar 8, 2017

Updates in V4.4.7.0


  • Adds support for Visual Studio 2017.

Released: Dec 19, 2016

Updates in V4.4.6.0


  • Login prompt exception messages have been improved and will now report which prompts could not be found.

Released: Nov 26, 2012

Updates in this release

Updates in V4.4.5.1

  • Uses simple partial name serialization to improve cross-version compatibility.
  • Fixed issues in the sample Telnet model code that caused an exception to be incorrectly thrown during the login process.
  • Fixed an issue where the control might hang if the remote server closes the connection during a read with the Telnet control.
  • Fixed an issue where calling the Close method on the Telnet control in the StateChanged event may cause the Telnet control to hang.

Released: Oct 30, 2012

Updates in this release

Updates in V4.4.4

  • Updated for Visual Studio 2012 integration and Windows 8 compatibility.
  • Addressed a globalization issue that prevented correct operation for systems using Azeri (az), Azeri-Latin (az-Latn), Azeri-Latin-Azerbaijan (az-Latn-AZ), Turkish (tr) and Turkish-Turkey (tr-TR) (TFS31) language cultures.

Released: Mar 29, 2011

Updates in this release

Updates in V4.4

  • Some custom Start delegates have been replaced with the .NET Framework standard WaitCallback delegate. This generally means that callback functions no longer include the calling component as a parameter (this is true even for custom delegates that were not replaced).
  • The Connect method was updated to take the new TcpSession object as a parameter. TcpSession is a serializable object that facilitates the saving of session settings.
  • The AuthenticateAsClient and AuthenticateAsServer...

Released: May 21, 2010

Updates in this release

Updates in V4.2.1.1

  • Fixed a delay that would sometimes occur during the first Connect to a server.  
  • Data Direction in the Log event handler has been fixed to no longer always be DataDirection.In.  
  • The behavior of the Login method has changed. The default timeout value for each Read is now 6 seconds. A timeout exception will occur if the expected login prompt or password prompt is not found before the timeout period expires. 
  • Aborting an explicitly secure connection during the SSL Handshake no...

Released: Jan 6, 2010

Updates in this release

Updates in V4.2

  • Support for the MONO Framework, allowing execution in many non-Windows environments, including Linux, Sun Solaris, and Mac OS X.
  • Native .NET Framework classes are now used for SSL functionality
  • Managed Visual C++ samples are now available
  • PowerShell demo script included in samples