1. Examining Network Protocols

2. Overview Introduction to Protocols Protocols and Data Transmissions Common Protocols Other Communication Protocols Remote Access Protocols

3.  Introduction to Protocols Types of Protocols Open Systems Interconnection (OSI) Reference Model Protocol Stacks

4. Types of Protocols Open Protocols Internet TCP/IP Vendor-Specific Protocols IPX/SPX

5. Open Systems Interconnection (OSI) Reference Model Application Layer Presentation Layer Session Layer Transport Layer Network Layer Data Link Layer Physical Layer

6. Protocol Stacks Application Protocols Transport Protocols Network Protocols Application Layer Presentation Layer Session Layer Transport Layer Network Layer Data Link Layer Physical Layer Application Layer Presentation Layer Session Layer Transport Layer Network Layer Data Link Layer Physical Layer Application Protocols Transport Protocols Network Protocols

7.  Protocols and Data Transmissions Routable/Non-Routable Protocols Types of Data Transmission

8. Routable/Non-Routable Protocols Routable Protocols TCP/IP Router Non-Routable Protocols NetBEUI Router

9. Types of Data Transmissions BroadcastUnicast Multicast

10.  Common Protocols Transmission Control Protocol/Internet Protocol (TCP/IP) Internetwork Packet Exchange/Sequenced Packet Exchange (IPX/SPX) NetBIOS Enhanced User Interface (NetBEUI) AppleTalk

11. Transmission Control Protocol/Internet Protocol (TCP/IP) Routed Network Environment Segment 1Segment 2 TCP/IP Windows Client Router

12. Internetwork Packet Exchange/Sequenced Packet Exchange (IPX/SPX) Routed Network Environment Segment 1Segment 2 IPX/SPX NetWare Client Windows 2000 Server Router

13. NetBIOS Enhanced User Interface (NetBEUI) Routed Network Environment Segment 1Segment 2 NetBEUI Windows Client Router NetBEUI Routed Network Environment Segment 1Segment 2 Windows Client NetBEUI Router

14. AppleTalk Routed Network Environment Segment 1Segment 2 AppleTalk Macintosh Client Windows 2000 Server Router

15.  Other Communication Protocols Asynchronous Transfer Mode (ATM) Infrared Data Association (IrDA)

16. Asynchronous Transfer Mode (ATM) Transmission of Video, Audio, or Data by Using ATM ATM Switch

17. Infrared Data Association (IrDA) Wireless Communication by Using IrDA Windows Client Mouse Laptop

18.  Remote Access Protocols Dial-up Protocols VPN Protocols

19. Dial-up Protocols Remote Access Server Windows 2000 Server Remote Access Client Windows 2000 Professional TCP/IP PPP TCP/IP PPP NetBEUI TCP/IP or IPX/SPX PPP NetBEUI TCP/IP or IPX/SPX PPP TCP/IP SLIP TCP/IP SLIP UNIX SLIP Server Local Area Network Remote Access Server Windows 2000 Server Internet

20. VPN Protocols Internetwork must be IP-based Header compression No tunnel authentication Uses MPPE encryption PPTPPPTP Internetwork can be IP, frame relay, X.25, or ATM-based Header compression Tunnel authentication Uses IPSec encryption L2TPL2TP Ensures data security in IP-based communications Can be used by both PPTP and L2TPIPSecIPSec Remote Access Client Remote Access Server TCP/IP, IPX/SPX, NetBEUI traffic PPTP or L2TP

21. Review Introduction to Protocols Protocols and Data Transmissions Common Protocols Other Communication Protocols Remote Access Protocols