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The Internet Protocols - PowerPoint PPT Presentation


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The Internet Protocols. COMT 539. Protocol Overview. E-Mail HTTP (WWW) Remote Login File Transfer. TCP UDP. IP ICMP ARP RARP (Auxiliary Services). X.25 Packet Layer. Ethernet, X.25, HDLC etc. Network Hierarchy.

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Presentation Transcript
protocol overview
Protocol Overview

E-Mail HTTP (WWW) Remote Login

File Transfer

TCP UDP

IP ICMP ARP RARP

(Auxiliary Services)

X.25 Packet

Layer

Ethernet, X.25, HDLC etc.

network hierarchy
Network Hierarchy

“Backbone”

“Gateway”

connection types in tcp ip
Connection Types in TCP/IP

Transport Layer

TCP: Connection Oriented

UDP: Connection-less

Connection-less

Network Layer

Data Link Layer and Physical Network

Depends on the network

ip header
IP Header

Version

Header Len

Class of Service

Total Length

Identification

D

M

Fragment Position

Timeout

Protocol

Header Checksum

Source Address

Destination Address

udp header
UDP Header

Source Port

Destination Port

Checksum

Length

tcp header
TCP Header

Source Port

Destination Port

Sequence Number

Acknowledgement Number

misc Flags

Window (flow cntrl)

Checksum

Urgent

Options

address notation
Address Notation
  • Dotted Decimal:
    • 192.149.89.61/24 = 1100 0000 1001 0101 0101 1001 0011 1101 = C0 95 59 3D
    • 132.235.75.17/24
  • The Network:
    • 192.149.89.0
  • Broadcast on that network:
    • 192.149.89.255