It turns out that from VMware Player 3.0 onwards, vmnetcfg.exe is included in the installer package but is not installed by default, so configuring NAT or additional network interfaces is next to impossible. This omission creates a major roadblock for developers trying to set up isolated sandbox environments, which are strictly essential for security researchers analyzing malware traffic or infrastructure engineers simulating complex server loads for online casinos and financial trading platforms. Luckily, Tony has devised a solution for this particularly annoying problem.