Graphics

1. Client/Server Model

2. Peer-to-Peer Network
W o r k s t a t io n W o r k s t a t io n W o r k s t a t io n W o r k s t a t io n

3. Server-based Network
C lie n t S e r v e rC lie n t C lie n t

4. Bus Topology

5. Star Topology
C lie n t
S e r v e r

6. Ring Topology
S e r v e r
C lie n t

7. Star Bus Network
Bus Trunk
Centralized Hub
Server
Client

8. Mesh Topology
Server
Client

9. OSI Model Layers

10. Packet Structure
Trailer
Data
Header

11. Application, Transport
and Network Protocols

12. Local Area Networks

13. Wide Area Networks

14. Network Access Points

15. Networking Devices

16. Repeater

17. Bridge

18. Router

19. Gateway

20. CSU/DSU

21. Patch Panel

22. LAN Standards
and the OSI/RM

23. LLC and MAC Sublayers
Defined in IEEE 802.2

24. MAC Address
Components
00 – 80 – 5F – EA – C6 – 10
Vendor Code Interface Serial Number

25. Token Ring
Network with MAU
C lie n t
S e r v e r
M u ltis ta tio n
A c c e s s
U n it

26. FDDI Standard
S e r v e r
D a t a
F l o w
D a t a
F l o w
C l i e n t

27. Frame-Relay
Packet Switching

28. The Internet
Architecture

29. De-multiplexing

30. Port Numbers

31. IP Address Fields
• Contain 8 bits per field
• Range from 0 to 255 decimal
field1.field2.field3.field4
1 1 1 1 1 1 1 1 = 8
128 64 32 16 8 4 2 1 = 255
1 = On
0 = Off

32. Resolving IP Addresses
to Ethernet Addresses
IP address (32-bit)
Ethernet address (48-bit)

33. DHCP
Initialization Process

34. Typical Remote
Connectivity Solution

35. Security Models
and Authentication
text
Peer-level
Access
User-level
Access

36. Peer-to-Peer
Network Security Model
Athena Aphrodite Hermes
Apollo Ares
Printer

37. User-based Network
Athena Aphrodite Hermes
AresApollo
UserAccounts
Database
PrinterA
PrinterB

38. User Accounts Database
and User Permissions

39. Flow of a Print Task

40. Disk Striping

41. Disk Mirroring

42. Disk Striping
with Large Blocks

43. Disk Striping with Parity

44. Symmetric-Key
Encryption

45. Public-Key
Encryption