IP
Internet Protocol

Recall the OSI Model:

Slide 3

IP & OSI

But First ...

Ethernet - A Real Data-Link Layer

Ethernet

CSMA/CD
 Carrier Sense Multiple Access
with
Collision Detection

An Ethernet Frame

Ethernet Addressing

Back to IP

Internet Protocol
The IP in UDP/IP and TCP/IP

IP Datagrams

IP Addresses

IP Addresses

IP Addresses

The four formats of IP Addresses

"Class A"

Network and Host IDs

IP Addresses

Host and Network Addresses

IP Broadcast and Network Addresses

Subnet Addresses

Subnetting

Subnetting

Mapping IP Addresses  to Hardware Addresses

Reverse Address Resolution

ARP

ARP (cont.)

ARP conversation

RARP conversation

Services provided by IP

IP Datagram

IP Datagram Fragmentation

IP Flow Control & Error Detection

ICMP
Internet Control Message Protocol

ICMP Message Types

IP/BYE-BYE

UDP User Datagram Protocol

Ports

Ports

UDP

TCP
Transmission Control Protocol

TCP vs. UDP

Hmmmmm. TCP or UDP ?