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Preface | |
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Introduction | |
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Internetworking Models and Communication Standards | |
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Objectives | |
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Introduction | |
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The Layered Model | |
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Cisco's Three-Layered Hierarchical Model | |
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Access, Distribution, and Core Layers | |
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Open Systems Interconnect Reference Model | |
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Encapsulation and De-Encapsulation | |
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Encapsulation | |
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De-Encapsulation | |
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Peer Layer Communication | |
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Physical Layer (Layer 1) | |
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Signal and Wiring Standards | |
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Signaling Standards | |
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Wiring Standards | |
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Physical Topologies | |
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Data-Link Layer (Layer 2) | |
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Logical Link Control | |
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Media Access Control | |
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Logical Topologies | |
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Logical Bus Topology | |
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Logical Ring Topology | |
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Preamble and Cyclic Redundancy Check | |
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Preamble | |
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Cyclic Redundancy Check | |
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IEEE Standards and ANSI | |
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IEEE Standards | |
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ANSI Standards | |
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Network Layer (Layer 3) | |
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Network Layer Packets | |
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Routing Table | |
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Network Address | |
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Transport Layer (Layer 4) | |
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Connection-Oriented and Connectionless Communication | |
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Connection-Oriented Communication | |
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Connectionless Communication | |
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The Upper Layers (Layers 5, 6, and 7) | |
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Session Layer (Layer 5) | |
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Presentation Layer (Layer 6) | |
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Application Layer (Layer 7) | |
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Network Components and a Layered Model | |
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Hardware (Connectivity Devices) | |
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Physical Layer | |
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Data-Link Layer | |
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Network Layer | |
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Software (Protocols) | |
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Chapter Summary | |
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Knowledge Test | |
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Transmission Control Protocol/Internet Protocol (TCP/IP) | |
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Objectives | |
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Introduction | |
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A Brief History of TCP/IP | |
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The Department of Defense (DOD) Protocol Suite | |
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The TCP/IP Model and the OSI Model | |
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Network Interface Layer | |
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Internet Layer | |
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Internet Protocol (IP) | |
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Internet Control Message Protocol (ICMP) | |
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Address Resolution Protocol (ARP) | |
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Reverse Address Resolution Protocol (RARP) | |
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Transport Layer | |
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Transmission Control Protocol (TCP) | |
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User Datagram Protocol (UDP) | |
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Sockets and Ports | |
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Sockets | |
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Ports | |
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Application Layer | |
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IP Addressing | |
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Binary to Decimal Conversion | |
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Decimal to Binary Conversion | |
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IP Address Classes | |
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Networks and Hosts | |
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Subnet Masks | |
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Special IP Addresses | |
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IP Subnetting | |
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Chapter Summary | |
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Knowledge Test | |
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Configuring and Managing a Cisco Router | |
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Objectives | |
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Introduction | |
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Components of a Cisco Router | |
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Interfaces | |
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Storage | |
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RAM | |
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NVRAM | |
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ROM | |
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Flash RAM (Flash Memory) | |
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Booting Up a Router | |
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Boot Sequence | |
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Power-On Self-Test (POST) | |
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Load and Run the Bootstrap Code | |
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Find and Load the Cisco IOS Software | |
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Find and Load the Configuration File | |
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Command Line Interface (CLI) | |
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Modes of Configuration | |
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Setup Mode | |
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User EXEC Mode | |
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Privileged EXEC Mode | |
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RXBOOT Mode | |
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Global Configuration Mode | |
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Additional Configuration Modes | |
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CLI Utilities | |
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Context-Sensitive Help | |
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Command History Buffer | |
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Enhanced Editing Commands | |
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Console Error Messages | |
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CLI Commands Available | |
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Show Command | |
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Copy Command | |
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Password Command | |
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Banner Command | |
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DNS Configuration | |
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Additional Commands | |
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Configuring Route Interfaces | |
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Identifying an Interface | |
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Disabling and Enabling an Interface | |
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Configuration Commands | |
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Show Interface Command | |
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Cisco Discovery Protocol (CDP) | |
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Configuring CDP | |
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Additional CDP Commands | |
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Telnet | |
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Connecting via Telnet | |
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Viewing Telnet Sessions | |
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Suspending and Closing a Telnet Session | |
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Chapter Summary | |
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Knowledge Test | |
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IP Routing (RIP and IGRP) | |
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Objectives | |
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Introduction | |
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An Overview of Routing | |
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Routed vs. Routing Protocols | |
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Routing Protocols | |
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Routing Algorithms | |
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Metrics | |
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Administrative Distance | |
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Convergence | |
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Distance-Vector Routing Algorithm | |
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Link-State Routing Algorithm | |
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Hybrid Routing Algorithm | |
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Configuring Routes | |
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Static Routing | |
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Default Routing | |
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Dynamic Routing | |
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Configuring Routing Protocols (RIP and IGRP) | |
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Routing Information Protocol (RIP) | |
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CLI Configuration | |
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Interior Gateway Routing Protocol (IGRP) | |
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CLI Configuration | |
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Chapter Summary | |
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Knowledge Test | |
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IP Routing (OSPF and EIGRP) | |
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Objectives | |
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Introduction | |
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Link-State Routing Algorithm | |
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Open Shortest Path First (OSPF) | |
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Router Roles | |
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OSPF Packets | |
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Design Terms | |
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OSPF Operations | |
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OSPF Databases | |
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OSPF Route Calculation | |
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OSPF Topologies | |
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Point-to-Point | |
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Point-to-Multipoint | |
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Broadcast | |
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Nonbroadcast Multiaccess (NBMA) | |
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Hybrid Routing Algorithm | |
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Enhanced Interior Gateway Routing Protocol (EIGRP) | |
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EIGRP Tables | |
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EIGRP Route Selection | |
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EIGRP Operations | |
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Diffusing Update Algorithm (DUAL) | |
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DUAL Terminology | |
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Configuring OSPF | |
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Starting OSPF | |
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Network and Area Identification | |
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IP OSPF Cost | |
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IP OSPF Priority | |
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OSPF Timers | |
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Hello Timer | |
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Dead Timer | |
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Wait Timer | |
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Verifying and Troubleshooting OSPF | |
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Show IP Route | |
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Show IP OSPF | |
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Show IP OSPF Interface | |
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Show IP OSPF Neighbor | |
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Additional Show Commands | |
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Debugging Commands | |
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Configuring Eigrp | |
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Starting EIGRP Routing | |
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Verifying EIGRP | |
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Show IP Protocols | |
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Show IP Route | |
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Show IP EIGRP Topology | |
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Show IP EIGRP Neighbors | |
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Monitoring and Troubleshooting EIGRP | |
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Show IP EIGRP Traffic | |
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Show IP EIGRP Events | |
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Show IP EIGRP Interfaces | |
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Debug EIGRP Packet | |
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Debug EIGRP Neighbor | |
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Debug EIGRP FSM | |
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Chapter Summary | |
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Knowledge Test | |
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Access Lists | |
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Objectives | |
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Introduction | |
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An Overview of Access Lists | |
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Access List Rules | |
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IP Access Lists | |
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IP Standard Access Lists | |
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CLI Configuration | |
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Wildcard Masks | |
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Filtering Blocks of Addresses | |
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Filtering VTY Access | |
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IP Extended Access Lists | |
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CLI Configuration | |
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Named Access Lists and Network Address Translation (NAT) | |
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Configuring Named Access Lists | |
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CLI Configuration | |
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Network Address Translation (NAT) | |
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Configuring Network Address Translation | |
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CLI Configuration | |
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Monitoring and Removing Access Lists | |
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Access List Verification | |
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Chapter Summary | |
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Knowledge Test | |
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Routing in a Wide Area Network | |
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Objectives | |
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Introduction | |
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Wide Area Networking | |
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WAN Terminology | |
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WAN Connection Types | |
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High-Level Data Link Control (HDLC) Encapsulation | |
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HDLC Features | |
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HDLC Configuration | |
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Point-to-Point Protocol (PPP) Encapsulation | |
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PPP Features | |
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Session Establishment | |
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Authentication | |
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PPP Configuration | |
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Configuring Authentication | |
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Integrated Services Digital Network (ISDN) | |
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ISDN Features | |
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ISDN Hardware Components | |
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Reference Points | |
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ISDN Protocols | |
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ISDN Channels | |
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Basic Rate Interface (BRI) | |
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Primary Rate Interface (PRI) | |
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ISDN Configuration | |
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CLI Configuration | |
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Dial-on-Demand Routing (DDR) | |
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DDR Connection | |
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DDR Configuration | |
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CLI Configuration | |
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Optional DDR CLI Commands | |
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Verifying ISDN | |
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Frame Relay | |
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Frame Relay Features | |
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Virtual Circuits | |
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Data-Link Connection Identifier (DLCI) | |
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Local Management Interface (LMI) | |
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Congestion Control | |
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Frame Relay Configuration | |
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CLI Configuration | |
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Inverse Address Resolution Protocol (Inverse ARP) | |
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Subinterfaces | |
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Point-to-Point | |
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Multipoint | |
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Monitoring and Verifying Frame Relay | |
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Chapter Summary | |
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Knowledge Test | |
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Layer 2 Switching in a Local Area Network | |
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Objectives | |
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Introduction | |
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Designing an Ethernet Lan | |
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Ethernet Standards | |
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Physical Layer | |
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Data-Link Layer | |
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Half-Duplex Mode vs. Full-Duplex Mode | |
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Switching Technologies | |
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Three Purposes of a Switch | |
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Learning MAC Addresses | |
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Forwarding and Filtering Decisions | |
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Avoiding Loops | |
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Spanning-Tree Protocol (STP) | |
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Switching Methods | |
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Store-and-Forward Switching | |
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Cut-Through Switching | |
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Fragment-Free Switching | |
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Switch Configuration | |
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Configuration Methods | |
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General Configuration (1900 Series) | |
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IP Configuration | |
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Configuring Duplex Modes | |
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Managing MAC Tables | |
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Port Security | |
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General Configuration (2900 Series) | |
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IP Configuration | |
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Port Configuration | |
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Virtual Lan (VLAN) | |
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VLAN Terminology | |
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Inter-Switch Link | |
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VLAN Trunking Protocol | |
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VTP Pruning | |
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VLAN Configuration | |
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Default Settings | |
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Adding VLANs (1900 Series) | |
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Trunking | |
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Port Assignment | |
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Adding VLANs (2900 Series) | |
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Trunking | |
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Chapter Summary | |
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Knowledge Test | |
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Abbreviated CLI Commands | |
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CCNA 640-801 Exam Preparation | |
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Objectives | |
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Introduction | |
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Types of Questions | |
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Drag-and-Drop Questions | |
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Fill-in-the-Blank Questions | |
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Skills-Based Questions | |
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Answers to Knowledge Test Questions | |
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Password Recovery Procedures | |
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Glossary | |
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Index | |