Download or read book Virtual Networks written by Daniel D. Briere and published by Artech House Publishers. This book was released on 1990 with total page 226 pages. Available in PDF, EPUB and Kindle. Book excerpt: Provides telecommunication managers of large, especially multisite, companies, a basis of information and comparisons helpful in negotiating with the long-distance carriers (Sprint, MCI, AT&T) for private network service that can be customized to fit particular needs. Explains how each of the three