Siemens Step 7200

so on, in exactly the same way that they can browse machines on the local network. And the whole thing has to be secure. This means that traffic between the two networks has to be encrypted. Creating a VPN between these two networks is a multi-step process. The stages are as follows: 1. Create a ``virtual'' network link between the two networks, across the Internet. Test it, using tools like ping(8), to make sure it works. 2. Apply security policies to ensure that traffic between the two