I'm writting a server program, don't know how far I'll get but I'm giving it a try. What I need to do is open a new port for each user (connection). How, programaticly, do I check if a certain port is ...

You could try telneting to port 139 from an outside machine. If you get anything other than an access denied, you likely have an open port.

Every device connected to a network must have its own Internet Protocol address to communicate with other devices. In the case of most business and home networks, each computer is connected to a ...

We use VPNs on our devices for various reasons. Privacy and security are the prime reasons for them. There are many VPN service providers that are available to ...