This manual comes in a paper-based format.           

This manual will address the following topics: Basic Internet terminology, why digital voice (DV) is different from public Internet based voice services. The history and operation of the Public Switched Telephone Network (PSTN), and common telephony terminology. Internet protocol (IP) telephony and digital voice. The electronic components of the telephone and its wiring. DV products and features including common features and how to use them. The common issues that can affect a DV installation at a customer’s home.