Understanding Networking Fundamentals

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Description

A strong foundation of basic networking concepts is fundamental to a successfulcareer in information technology, and in our popular Understanding NetworkingFundamentals course, you'll gain those real-world, practical skills.

In this broad-based foundational course, you'll move step-by-step through thebasics of data networking, practicing with leading-edge technologies from Cisco,Juniper, ADTRAN, HP, Dell, and Microsoft.

With a strong foundation and an understanding of basic network functions,standards, and protocols, you will be prepared to tackle advanced networkingskills including TCP/IP, security, wireless integration, and Voice over IP.

Audience

Anyone who wants to gain a solid networking foundation in a real-world,multi-vendor environment or wants to take the first step in preparing for acareer as an IT professional.

Learning Objectives

  • How switches and routers interconnect using equipment from multiple vendors
  • IP addressing and how to create subnets
  • How TCP/IP works and how to configure it on various devices
  • Capture and view network traffic using a protocol analyzer
  • Wireless network options available
  • Basic security and firewall issues
  • How Ethernet works and how all of the various forms can be connected
  • Basics of layered network protocols
  • Difference between logical and physical network segments
  • Install Cat 5e UTP and fiber optic cables
  • How VLANs function
  • When and how to use NAT
  • Function of various routing protocols such as RIP, EIGRP, and OSPF
  • An overview of WAN technologies
  • Functions of NetBIOS and NetBEUI
  • Benefits and issues of Instant Communications

1. Network Overview

  • Defining a Network
    • Reasons to Use a Network
  • Network Components
    • End Devices
    • Operating Systems
    • Network Infrastructure
    • Network Types
    • Network Services

2. Network Functions and Standards

  • Generic Network Functions
  • Standards Organizations
    • Institute of Electrical and Electronics Engineers (IEEE)
    • Common WAN Serial Interface Standards
  • Internet Organizations
    • Internet Standards Process
  • OSI Model Overview
    • Layer 1: Physical Layer
    • Layer 2: Data Link Layer
    • Layer 3: Network Layer
    • Layer 4: Transport Layer
    • Layer 5: Session Layer
    • Layer 6: Presentation Layer
    • Layer 7: Application Layer
  • TCP/IP Model

3. Local Signaling Media

  • Serial Cabling Specifications
    • Media Interface Specifications
    • DCE and DTE Specifications
  • Twisted-Pair Cabling Specifications
    • Cable Runs
    • Unshielded Twisted Pair Cabling
    • Half-Duplex and Full-Duplex Operation
    • Seven Keys to Successful UTP Wiring
  • Fiber Optic Cabling Systems
    • Fiber Optic Cabling Types
  • Wireless Networking Systems
    • Wireless Network Preparation
    • Cellular Modem

4. Ethernet

  • Ethernet Overview
    • Network Interface Cards
    • Ethernet Addressing
  • Ethernet Standards
    • 10 Mbps Ethernet Connectivity Options
    • 100 Mbps Ethernet Connectivity Options
    • Gigabit Ethernet Overview
    • 10 Gigabit Ethernet Connectivity Options
    • 40 Gigabits and 100 Gigabits
  • Ethernet Version II Frame Structure
    • Ethernet Type Field
    • IEEE 802.3 with 802.2 Frame Format
    • Captured Frame Displayed by a Protocol Analyzer
  • Ethernet Equipment Overview
    • Ethernet Ports and Connectors
    • Ethernet Switches
    • Routers
    • Integrating 10, 100, and 1,000 Mbps and 10 Gbps Ethernet
  • Ethernet Performance Issues

5. Switching

  • Switching Overview
    • Current Switch Installations
  • Switch Operation Overview
    • The Learning Process
    • The Flooding Process Part1
    • The Forwarding and Filtering Process
    • The Flooding Process Part 2
    • Switch Loop Problems
  • Switch Configuration
    • Port Security
  • Spanning Tree Algorithm Overview
    • STA Root Switch Election
    • STA Path Selection
    • Spanning Tree Timers
    • STA Self-Healing Ability
  • VLAN Overview
    • VLAN Configuration
    • VLAN Operation
    • VLANs on Multiple Switches
  • Switch Troubleshooting

6. Logical Addressing

  • Logical Address Overview
  • Binary Numbering
    • Converting Binary to Decimal
    • Converting Decimal to Binary
    • Conversion Practice
  • Dotted Decimal Notation
  • Logical Address Types
  • Class-Based Addressing
    • Network-Specific Addresses
  • Reserved Addresses
  • Private Addresses
  • Network Masking
  • Classless Addressing

7. Address Resolution Protocol (ARP)

  • Address Resolution Overview
  • ARP Process
    • ARP Messages
  • ARP Cache
    • Duplicate MAC Addresses
  • Gratuitous ARP
  • Proxy ARP
  • ARP Restrictions
    • ARP Command

8. Network Layer Process

  • Logical Addressing
    • Network Loop Handling
    • Routing Decision-Making
    • Path Control
    • Multicast Management
  • Communication Flexibility
    • Multiplexing
    • Data Length Management
  • Quality of Service
    • Data Receipt Verification
  • Diagnostics
    • Logical Error Review

9. Subnetting

  • Subnetting Overview
    • Communication Between Hosts
    • IP Address and Mask
  • Subnetting Basics
    • Subnet Rules
    • Subnetting Decisions
    • Four Key Addresses
  • Case Study
    • Onageristic Analysis Inc.
    • Masking for Subnets
    • Masking for Interfaces
    • Headquarters Addressing
    • East Addressing
    • West Addressing
    • WWAN Addressing

10. Routing

  • Routing Overview
    • Logical Segmentation
  • Static Links vs. Dynamic Routing
  • Router Configuration Overview
    • Routing Protocols
    • Routing Metrics
    • Routing Decisions
  • Routing Protocol Operation
    • Routing Information Protocol
    • RIP Routing Tables
    • Open Shortest Path First (OSPF)
    • Enhanced Interior Gateway Routing Protocol (EIGRP)
    • Border Gateway Protocol (BGP)

11. WAN Overview

  • WAN Overview
    • Telecommunications Infrastructure
    • Connection Types: PVC and SVC
    • WAN Technologies
  • WAN Circuit-Switching
    • Wide Area Transmission Rates
    • SONET
    • Leased Lines
  • WAN Packet-Switching
    • Packet-Switching Networks
    • Metro/Carrier Ethernet
    • X.25 Overview
    • Frame Relay Overview

12. Host-to-Host Handling

  • Process Identification
    • Application Port Numbering
    • Temporary Ports
    • Port Address Translation
  • Connectionless Function
    • Connectionless Support
  • Connection-Based Functions
    • Connection Handshake
    • Connection Shutdown

13. Supporting Processes

  • Dynamic Host Configuration Protocol
    • Four-Step IP Addressing Process
  • Domain Name System
    • Internet Naming Hierarchy
    • Top-Level Domains
    • Country Domains
    • Dynamic DNS
  • ICMP Overview
    • The ping Command
    • Variation Reports

14. NetBIOS and NetBEUI

  • A Historical Perspective
    • What is NetBIOS?
    • NetBIOS Services
    • NetBIOS vs. NetBEUI
    • NetBIOS over TCP/IP
  • Server Message Block
    • SMB Security
  • NetBIOS Limitations
    • The net Commands
    • The nbtstat Command

15. Security

  • Network Security Overview
    • Network Security Assessment
    • Attack Types
    • Hackers and Attackers
    • Authentication
    • Enciphering
    • Intrusion Detection Systems
  • Content Filtering
    • Firewalls
    • Personal Firewalls
    • Packet Filters
    • Proxy Servers
    • Stateful Inspection Firewalls
  • Security Levels
    • Single-Layer Protection
    • Double-Layer Protection
    • Triple-Layer Protection
  • Virtual Private Networks (VPNs)
  • Develop a Security Plan
    • Vulnerability Assessment

16. User and Manager Processes

  • User and Manager Processes Overview
  • Terminal Emulation
  • File Transfer
    • Connection-Based File Transfer
    • Connectionless File Transfer
  • E-Mail
    • Sending E-Mail
    • Retrieving E-Mail
  • Web Browsing
    • Uniform Resource Locator
  • Network Management

17. Wireless LANs

  • Wireless LAN Overview
    • Wireless LAN Components
    • Wireless Design Issues
  • Wireless LAN Standards
    • IEEE 802.11b
    • IEEE 802.11a
    • IEEE 802.11g
    • IEEE 802.11n
    • Wi-Fi Alliance
  • Wireless Security
    • Basic Security Steps
    • Wired Equivalent Privacy
    • Wi-Fi Protected Access
    • Wi-Fi Protected Access 2
  • Standard Optional Solutions
    • Cellular Wi-Fi Router

18. Instant Communications

  • Instant Messaging Overview
    • Integrated Communications
    • Presence Awareness
    • Security Issues
  • Sarbanes-Oxley (SOX) Act
  • Standards
    • SIMPLE
    • XMPP
  • Short Message Service
    • SMS Center
  • Enhanced Messaging Service
  • Multimedia Messaging Service
  • Potential Future

19. Networking Advances

  • Internet Protocol Version 6 (IPv6)
    • IPv6 Addressing
    • Internet2
  • What is Unified Communications?
    • UC Components
    • Unified Messaging
    • Presence
    • Web Conferencing
    • Voice over Internet Protocol (VoIP)
  • Voice over IP
    • Uses for VoIP
    • Why VoIP Instead of Traditional Voice?
  • IPTV
    • Streaming
    • Protocol Decisions