Computer Network

A computer network is a group of computers that use a set of common communication protocols over digital interconnections for the purpose of sharing resources located on or provided by the network nodes.

Similar Mind Maps

Outline

Computer-Network-Mind-Map

Types of Network

- local area network (LAN)

- wide area network (WAN)

- internet

- WAN technologies

- frame relay

- MPLS

- ATM

- Personal Area Network (PAN)

- logical and physical topologies

- Star

- Bus

- Ring

- Mesh

- Tree

- network access methods

- CSMA

- Token Passing

- network models

- OSI 7 Layer

- TCP/IP

Network Protocols and Standards Technologies

- TCP/IP

- AppleTalk

- UDP

- 802.2

- 802.3

- FDDI

- 802.5

- wireless technologies

- 802.11

- Infrared

- BlueTooth

- 3G

- factors affecting range andspeed of wireless

Application Layer Protocols

- DNS

- DHCP

- HTTP

- FTP

- SMTP

Key components

- network devices

- workstations

- Servers

- Print

- Mail

- File

- Web

- Proxy

- NIC (Network Interface Card)

- Interconnection Devices

- Wireless Access Points

- Switch

- Wireless Access Point

- Router

- connectors and cabling

- Leased line

- Dedicated line

- Media Types

- STP

- UTP

- Category 5

- Coaxil

- Fibre Optic

- Wireless

- Mobile technology

- Cable/Connection Standards

- Software

- network operating system

- Virus Checker

- Firewall

- Email Clients

- Commercial systems

- MAC OSX

- Linux

- Windows

Securing a System

- Passwords

- Authorisation Permissions

- Access Control Lists

- Backing Up &amp; Restoring

- Encrypting

- Others

- Biometrics

- Physical Security

- CCTV

- Locks

- Firewalls

- Security Risk Levels

- Software Protection

- Anti-Virus

- Intrusion Detection Systems

Business risks

- Loss of service

- loss of business or income egthrough loss of customerrecords;

- Loss of Service

- Loss of Confidentiality

- Compromised data integrity

- Security Issues

- Malware

- Viruses

- Trojans

- Worms

- Spyware

- Adware

Directory services

- account management

- authentication management

- active directory

- DNS

Telecommunication services

- communication

- email

- internet relay chat (IRC)

- discussion boards

- remote access

- via mobiles

- remote desktop

- social networking

File services

- File transfer

- file sharing

Application Services

- Application software

- Database

- Web

- Proxy

- Shared Resources

- Printing

- Storage Space

- Voice Over IP (VoIP)

- Authentication

- Users

- Hardware

- Mobile Working