Mind map

Networks

George Joiner English

Map content

Networks

LAN
- Local Area Network
- E.G. School network
- over a small area ( one building or within a KM)
WAN
- Wide Area Network
- The Internet ( telecommunications network
- Covers broad area
Stand-Alone-Computers
- Hardware needed
  - Hubs
    - Ethernet Hub
    - Active Hub
    - Network Hub
    - repeater hub
    - connects multiple devices together
  - Switches
    - Connects computers together through a networking device by using packet switching
  - Wireless Access Points
    - allows wireless devices to connect to a wired network using WIFI
- Does not connect to a sever
Servers
- Client Server
  - a computer where a server gives the computer its information
- peer to peer network
Topologies
- Ring
  - each node connects to exactly two other nodes, forming a single continuous pathway
- Star
  - a star network consists of one central switch, hub or computer, which acts as a conduit to transmit messages.
- Bus
  - nodes are connected in a straight line by a linier sequence of buses
Addresses
- IP Addresses
- Mac Addresses
- Packets and Protocols
Security
- User Access levels
- Suitable Passwords
- Encryption
Network Policies
- Acceptable Use
- Disaster Recovery
- Fail Over
- Back up
- Archiving