networks

networks

1. LAN

2. WAN

3. MAN

4. Internet

   • Topologies

5. LAN

6. MAN

7. WAN

8. Topologies

   • star
   • Bus
   • Ring
   • Mesh
   • Tree

9. Network Models

   • OSI layers
   • TCP/IP

10. Key components

    • Network Devices
      • Switch
      • Router
      • Wireless access point
      • Hub
    • Software
      • virus
      • Firewall
      • OS
      • Email clients
    • Network devices
      • Workstation
      • Server
      • NIC

11. Security systems

    • Passwords
    • Authorization
    • Encryption
    • Firewall
    • Software protection

12. File services

    • File transfer
    • File services