Businesses now realize that their communications infrastructure can be crippled instantly. This work looks at technologies that both help keep connections up with the outside world and uses communications itself to prevent employees from physically getting in harms way. Topics include audio, data and videoconferencing, telecommuting, wireless communications, uninterruptible power systems, disaster planning and recovery, using both the Internet and the telephone network for voice communications, wireless LANs, and distributed systems.

Practical, in-depth, and accessible explanations of essential topics in computer telephony"--Cover.

Many organizations have begun to have a more focused approach to disaster planning. But in today's perilous climate which not only includes terrorist attacks, but also the usual never-ending onslaught of hackers, crackers, computer viruses, 'tele-thieves,