13 CHAPTER TWO Environment and System Requirements You’ve established your team’s main goals for phone support and are ready to get started. But before you dive into recording your call greetings and testing out your new Zendesk Talk line, there are a few things you need to check to be sure your team’s environment is properly set up for your new VoIP solution. Zendesk Talk is a VoIP solution, which allows you to make voice calls using a broadband internet connection instead of a regular (or analog) phone line. VoIP solutions are flexible, customizable, and generally more cost-effec- tive than traditional phone lines.