Requirements and Installation

Requirements

• A correctly installed WinCC OA version 3.19

• Installed OpenSSL 1.0.1j library (is delivered and installed with WinCC OA)

Note that:

- the entry for the localhost, 127.0.0.1 localhost, must be defined in the host file

- all computers of a distributed/redundant system must have the same IPv6 state (active or inactive). A mixed mode is not supported

Installation

A normal installation of WinCC OA version 3.19 or higher is sufficient for using the Multiplexing Proxy. See chapter Installation for more information on installing WinCC OA.