+Network

تکنسین فنی کامپیوتر

Chapter 1)Computer Network Fundamentals

Defining a Network 

• The Purpose of Networks
• Overview of Network Components

Networks Defined by Geography

• LAN
• WAN
• Other Categories of Networks
• CAN
• MAN
• PAN

Networks Defined by Topology

• Physical Versus Logical Topology
• Bus Topology
• Ring Topology
• Star Topology
• Hub-and-Spoke Topology
• Full-Mesh Topology
• Partial-Mesh Topology

Networks Defined by Resource Location 

• Client/Server Networks
• Peer-to-Peer Networks

Chapter 2)The OSI Reference Model

The Purpose of Reference Models

• The OSI Model
• Layer 1: The Physical Layer
• Layer 2: The Data Link Layer
• Media Access Control
• Logical Link Control
• Layer 3: The Network Layer
• Layer 4: The Transport Layer
• Layer 5: The Session Layer
• Layer 6: The Presentation Layer
• Layer 7: The Application Layer
• The TCP/IP Stack
• Layers of the TCP/IP Stack

Common Application Protocols in the TCP/IP Stack

Chapter 3)Network Components

Media 

• Coaxial Cable
• Twisted-Pair Cable
• Shielded Twisted Pair
• Unshielded Twisted Pair
• Plenum Versus Nonplenum Cable
• Fiber-Optic Cable
• Multimode Fiber
• Single-Mode Fiber
• Fiber Connector Polishing Styles
• Media Converters
• Cable Distribution
• Wireless Technologies

Network Infrastructure Devices

• Hubs
• Bridges
• Switches
• Multilayer Switches
• Routers
• Infrastructure Device Summary

Specialized Network Devices

• VPN Concentrators
• Firewalls
• DNS Servers
• DHCP Servers
• Proxy Servers
• Content Engines
• Content Switches

 Virtual Network Devices

• Virtual Servers
• Virtual Routers and Firewalls
• Virtual Switches
• Virtual Desktops
• Other Virtualization Solutions
• Cloud Computing
• Software-Defined Networking

Chapter 4)Ethernet Technology

Principles of Ethernet

• Ethernet Origins
• Carrier Sense Multiple Access Collision Detect
• Distance and Speed Limitations

Ethernet Switch Features

• Virtual LANs
• Trunks
• Spanning Tree Protocol
• Corruption of a Switch’s MAC Address Table
• Broadcast
• Link Aggregation
• Power over Ethernet
• User Authentication

Chapter 5)IPv4 and IPv6 Addresses

Binary Numbering

• Principles of Binary Numbering
• Converting a Binary Number to a Decimal Number
• Converting a Decimal Number to a Binary Number

IPv4 Addressing

• IPv4 Address Structure
• Classes of Addresses
• Types of Addresses
• Unicast
• Broadcast
• Multicast

Assigning IPv4 Addresses

• IP Addressing Components
• Static Configuration
• Dynamic Configuration
• BOOTP
• DHCP
• Automatic Private IP Addressing

Subnetting

• Purpose of Subnetting
• Subnet Mask Notation
• Extending a Classful Mask
• Borrowed Bits
• Calculating the Number of Created Subnets
• Calculating the Number of Available Hosts
• Calculating New IP Address Ranges
• Classless Interdomain Routing

IP Version 6

• Need for IPv6
• IPv6 Address Structure
• IPv6 Address Types
• IPv6 Data Flows
• Unicast
• Multicast
• Anycast

Chapter 6)Routing IP Packets

Basic Routing Processes

Chapter 7)Wide-Area Networks

WAN Properties

• WAN Connection Types
• WAN Data Rates

WAN Media Types

• Physical Media
• Wireless Media

WAN Technologies

• Dedicated Leased Line
• T1
• E1
• T3
• E3
• CSU/DSU
• Metro Ethernet
• Point-to-Point Protocol
• Point-to-Point Protocol over Ethernet
• Microsoft RRAS
• Digital Subscriber Line
• Cable Modem
• Synchronous Optical Network
• Satellite
• Plain Old Telephone Service
• Integrated Services Digital Network
• Frame Relay
• Asynchronous Transfer Mode
• Multiprotocol Label Switching
• Overlay Networks

Chapter 8)Wireless LANs

Introducing Wireless LANs

• WLAN Concepts and Components
• Wireless Routers
• Wireless Access Point
• Antennas
• Frequencies and Channels

CSMA/CA

Transmission Methods

WLAN Standards

• ۱۱a
• ۱۱b
• ۱۱g
• ۱۱n
• ۱۱ac

۸۰۲٫۱۱x Standard Summary

Chapter 9)Network Optimization

• IP Addressing
• Layer 1 Media
• Layer 2 Devices
• Layer 3 Devices
• Wireless Design
• Environmental Factors
• Cost Savings Versus Performance
• Topology

Chapter 10)Command-Line Tools

Windows Commands

• arp
• ipconfig
• nbtstat
• netstat
• nslookup
• ping
• ping with IPv6
• route
• tracert
• tracert with IPv6
• PathPing

Chapter 11)Network Management

Maintenance Tools

• Cable Tester
• Crimper
• Speed Test Sites
• Throughput Tester

Chapter 12)Network Troubleshooting

Troubleshooting Basics

• Troubleshooting Fundamentals
• Structured Troubleshooting Methodology

Physical Layer Troubleshooting

• Physical Layer Troubleshooting: Scenario
• Physical Layer Troubleshooting: Solution

Data Link Layer Troubleshooting

• Data Link Layer Troubleshooting: Scenario
• Data Link Layer Troubleshooting: Solution

Network Layer Troubleshooting

• Layer 3 Data Structures
• Common Layer 3 Troubleshooting Issues
• Network Layer Troubleshooting: Scenario
• Network Layer Troubleshooting: Solution

Wireless Troubleshooting

• Wireless Network Troubleshooting: Scenario
• Wireless Network Troubleshooting: Solution

Specialized Network