Course Outline

Day 1 (TCP/IP Protocols)

A Brief History of TCP/IP

-       ARPAnet

-       Evolution to the Internet

-       Concept of the Gateway (IP Router)

-       Internet Architecture

-       Internet Protocol

-       IPv4 (IP version 4)

-     IPv4 Header

            - Connectionless Service

            - Priority & Type of Service

            - Fragmentation

            - Time to Live

            - Address Fields

            - Options

- IPv6 (IP version 6)

            - IPv6 Header

            - Flow Label

            - Expanded Address Fields

            - Options

- Comparison with Version 4

- Link Layer Protocols Used by IP

            - Ethernet

- PPP

- ATM

Internet Control Message Protocol

- ICMP Functions

            - Exception Error Reporting

            - Diagnostics

- ICMP Header

- ICMP Message Types

            - Source Quench

            - Redirect

            - Destination Unreachable

            - Echo Request/Reply

            - Time Exceeded

Address Resolution Protocols

- The Need for ARP/RARP

- ARP/RARP Operation

Transmission Control Protocol (TCP)

- TCP Features

            - Connection Oriented

            - Sequenced Delivery

            - Acknowledged Delivery

            - Error Recovery

            - Flow Control

- TCP Header

            - Port Numbers

- Sequence Numbers

- Acknowledgments

            - Control Flags

            - Window

            - Checksum

            - Urgent Data

            - Options

User Datagram Protocol

- UDP Features

            - Connectionless

            - Best Effort Delivery

- UDP Header

            - Port Numbers

            - Length

-         Checksum

Day 2 (Administrative Issues)

Internet Addressing

- Size & Structure

- Classes

- Registration

- Shortage

- Address Assignment Strategies

            - Switched Networks

            - Routed Networks

- Subnetting

            - Subnet Masks

            - Variable Length Subnets

- Proxy ARP

- Supernetting

- Automating Address Assignment

            - BOOTP

            - DHCP

Internet Naming

- Local Hosts File

- Domain Name Service (DNS)

- Domain Names

            - Structure

            - Assignment & Registration

- URL (Universal Resource Locator)

- Name Servers and Resolvers

- Name Server Files

- Name Service Utilities

            - NSLookup

            - Hosts

- DNS Protocol

Internetwork Routing

- Routing Categories

            - Direct

            - Indirect

            - Default

            - Source

- Address Translation Tables

- Routing Tables

- Routing Protocols

            - RIP

            - OSPF

            - IGRP & EIGRP

            - EGP & BGP

- Autonomous Systems

Configuring Workstations & Servers

- Network Device Drivers

- Configuration Parameters

            - IP Address

            - Subnet Mask

            - Default Gateway (Router)

            - Default Name Server

  - Protocol Parameters

            - Time To Live

            - Window Size

-         Maximum Segment Size

Day 3 (Applications, Troubleshooting & Security)

- Popular Application Protocols

            - WWW Browsers & Servers

            - HTTP &HTML

            - Anonymous FTP

            - E-Mail

            - SMTP, POP & MIME

            - Telnet

Network Troubleshooting

- Diagnostic Utilities

            - PING

            - Traceroute

            - ARP

            - Netstat

- Protocol Analysis

            - Hardware & Software Analyzers

            - Protocol Filters

            - High Level Decodes

            - Hexadecimal  Decodes

- SNMP Management

            - Managers & Agents

            - MIBs & Objects

            - SNMP Header

            - Traffic & Protocol Statistics

Firewalls and TCP/IP Security

- Security Threats

            - Unauthorized Access

            - Disclosure of Information

- Information Modification

- Information Destruction

            - Denial of Service

- Data Encryption

- Components of a Firewall

            - Packet Filters

            - Proxy Services

            - Bastion Hosts

            - Perimeter Networks