Table of Contents Cover Table of Contents (this page) Preface Chapter One The OSI Model Open Systems The Model Peer-to-Peer Communication Headers Protocols Layer 1 - Physical Layer 2 - Data Link Layer 3 - Network Layer 4 - Transport Layer 5 - Session Layer 6 - Presentation Layer 7 - Application Conclusion Self Check Chapter Two Network Technologies Part I Topologies Mesh Bus Ring Star Hybrid Channel Access Methods Polling Contention Token Passing Token Passing vs. Contention Conclusion Self Check Chapter Three Network Technologies Part II IEEE 802.3 (Ethernet) History Collision Detection Frame Format Types IEEE 802.5 (Token-Ring) Characteristics Mechanics Frame Format Priority and Reservation Beaconing Fiber Distributed Data Interface (FDDI) Operational Mechanics Frame Format ARCnet Cabling and Hubs Addressing and Medium Access Control LocalTalk Addressing LocalTalk and CSMA/CA Conclusion Self Check Chapter Four Internetworking Technologies Part I Repeaters Ethernet 5-4-3 Rule Stackable Hubs Bridges Transparent (Learning) Bridges Source-Route Bridges The 80/20 Rule Spanning Tree Algorithm WAN Bridges Conclusion Self Check Chapter Five Internetworking Technologies Part II Routers Routing Mechanics Distance-Vector Routing Link State Routing Tunneling Brouters Routers vs. Bridges Gateways Conclusion Self Check Chapter Six WAN Technologies / Network Protocols WAN technologies Switched Circuits Leased Lines Frame Relay IPX/SPX IPX Addressing IPX RIP and SAP TCP/IP IP Addressing and Classes IP Subnets Conclusion Self Check Chapter Seven Server hardware Purpose and History of Servers History Relationships and Types Sizing Rules Hardware Components CPU / System Board Memory Storage RAID Essential But Negleted Componenets Power Protection Backup and Recovery Conclusion Self Check Chapter Eight Server operating systems Authentication: validating users and requests Permit / Deny Password Storage Password Do's and Don'ts Disk sharing Mapped Drives Graphical Navigation UNCs and URLs UNIX and NFS Printing Network Printing Mechanics Spoolers and Print Servers Client/Server applications Client and Server Communication Client/Server Security Conclusion Self Check Chapter Nine Data Security Preserving data integrity ("real" security) The role of management Physical security Ever Watchful Viruses Long-term storage & retrieval Steps for Action Email Disaster recovery & business continuity The role of IS Preparation Plans and testing Conclusion Self Check Chapter Ten Design Paradigms Switching and virtual LANs Layer two switches Layer three switches Virtual LANs Design Models Small LANs Large networks Collapsed backbone networks Switched networks Conclusion Self Check Chapter Eleven ATM ATM - Asynchronous Transfer Mode Routing IISP PNNI LANE - LAN Emulation Conclusion Self Check Chapter Twelve Network Management Management methods Making the management connection Simple Network Management Protocol (SNMP) Remote MONitoring (RMON) Management products What can be managed Commerical packages Buyer beware! Example applications Conclusion Self Check Appendix A Human factors in security Appendix B Definitions to Start The Ball Rolling Appendix C Definitions WAN and telecom terms [ TOC ] [ Preface ] 1999, 2000 Shipman | Created 1-17-99 | Updated 2-4-00