Become an Expert Network Administrator

Accurate Future Professional Network Administrator Course Overview

Introduction to Network

• Overview of networking

• Importance of networks in modern communication

What is a Network?

• Definition of a network

• Components of a network: nodes, links, devices

What is Data Communication?

• Definition and importance of data communication

• Methods and technologies used for transmitting data

Types of Communications

• Simplex: One-way communication

• Half Duplex: Two-way communication but not simultaneously

• Full Duplex: Two-way simultaneous communication

Protocols

• Definition of protocols in networking

• Common protocols: TCP/IP, HTTP, FTP, SMTP, etc.

OSI Model

• Explanation of the 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, Application

• Purpose and importance of the OSI model

What is a Server?

• Definition of a server

• Types of servers: Web server, File server, Database server, etc.

What is a Client?

• Definition of a client

• Differences between client and server roles in networking

What is IP?

• Definition of an IP address

• Role of IP in communication between devices

Types of IP

• IPv4: 32-bit address system

• IPv6: 128-bit address system

Static vs Dynamic IP

• Static IP: Permanent address

• Dynamic IP: Temporary address assigned by DHCP

Cables

• Twisted Pair Cables

  • Types: Unshielded Twisted Pair (UTP), Shielded Twisted Pair (STP)

  • Uses and qualities

• Fiber Optic Cables

  • Advantages, uses, and high-speed data transmission

• Coaxial Cables

  • Characteristics, types, and uses

LAN Card (NIC)

• Definition and function of a network interface card (NIC)

• Wired vs wireless NICs

Hubs

• Definition and purpose of a hub in networking

• Limitations of hubs (collisions, no intelligent routing)

Switches

• Functionality of a switch

• Comparison with hubs

• Advantages of switches in network performance

Intelligent Switches

• Definition and features of managed switches

• VLAN support, Quality of Service (QoS), etc.

Routers

• Definition and role of routers in networking

• Function: Routing traffic between networks

Packet Switching

• Definition of packet switching

• Process: Data is broken into packets and transmitted across networks

LAN Network

• Definition and components of Local Area Network (LAN)

• Types: Wired LAN, Wireless LAN (WLAN)

Peer-to-Peer Network

• Definition and uses of peer-to-peer (P2P) networks

• Differences from client-server networks

Domain-Based Network

• Overview of domain-based networks

• Importance of central management in domains

Active Directory

• Role and function of Active Directory in domain networks

• Directory services, authentication, and authorization

Local and Admin Policies

• Local Policies: Settings that apply to a single computer

• Admin Policies: Settings that apply across a network for administrators

File Server

• Role of a file server in storing and managing files

• File sharing and access control

Print Server

• Functionality of a print server

• Managing network printers

Data Server

• Definition and use of a data server for managing databases and large volumes of data

WAN Configurations

• Wide Area Network (WAN) setup and architecture

• Types of WAN connections: MPLS, leased lines, VPN

Installation and Configurations of Server OS and Hardware

• Steps for installing server operating systems (e.g., Windows Server, Linux)

• Hardware configurations and requirements

Difference between Client Hardware Profile and Server Profile

• Hardware specifications for client machines vs. servers

• Resource requirements: Processing power, memory, storage

PDC and BDC Model

• PDC: Primary Domain Controller

• BDC: Backup Domain Controller

• Differences and roles in managing network security

Server Rooms

• Overview of server room requirements

• Power, cooling, physical security, and redundancy

How Facebook and Google Server Systems Work

• Architecture of large-scale server systems used by companies like Facebook and Google

• Data centers, load balancing, and scalability

DNS (Domain Name System)

• Function of DNS in translating domain names into IP addresses

• Types: Authoritative DNS, Recursive DNS