Describes the key steps in designing an operational VoIP network, thereby enabling network designers, managers, engineers, and CTOs to understand how this technology is applied. Back Cover copy Assist Telco and ISP engineers and technicians in their transition to IP telephony * Assists traditional telco engineers and technicians in designing, implementing, and supporting VoIP networks * Provides a step-by-step approach to designing a VoIP network * Outlines each VoIP technology components with detailed descriptions of possible applications * Provides a thorough description of Voice over IP for those new to the technology