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

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