The two separate sections of this book introduce Windows sockets (Winsock) programming for writing Internet applications, and basic telephony application programming interface (TAPI) programming. The introductory chapter of each section is followed by descriptions of functions, structures, and constants along with Delphi code examples. Topics include Winsock 2 resolution, TCP/IP communication, handling TAPI line messages, and accepting incoming calls. The CD-ROM contains example programs.