Note This update is offered only as a companion package to Internet Explorer 11. The update changes the TLS protocol renegotiation and fallback behavior.
- After you apply this update, when you use a Cisco AnyConnect Secure Mobility Client application to establish virtual private network (VPN) connections in Windows 8.1 or Windows Server 2012 R2, you receive the following error message:Failed to Initialize connection subsystem.
ResolutionTo resolve this issue, see "Failed to Initialize connection subsystem" error when you establish VPN connections in Windows (3040335) to obtain the update.
Article ID: 3023607 - Last Review: Mar 10, 2015 - Revision: 1