Preface
         Part 1  Data Communications--Business Drivers and Networking Directions
         Part 2  Standards and Services
         Part 3  The Basics--Transmission, Networks, Hardware,and Switching
         Part 4  Protocols and Interfaces
         Part 5  Requirements, Planning, and Choosing Technology
         Part 6  Choosing the Service Provider
         Part 7  Network Design and Management
         Appendix A  Acronyms and Abbreviations
         Appendix B  Standards Sources
         Appendix C  IP Mask Reference Table
         Appendix D  IP Network Addressing Reference
         Glossary
         Bibliography
         Index
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