Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As...

39
Network Layer

Transcript of Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As...

Page 1: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Network Layer

Page 2: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Introduction

Page 3: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Network Layer – Communication Form Host to Host

Page 4: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Network Layer – Communication Form Host to Host…

Page 5: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The IPv4 protocol- example network layer Protocol

Page 6: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The IPv4 protocol- connectionless

Page 7: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The IPv4 protocol- Best Effort

Page 8: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The IPv4 protocol- Media Independent

Page 9: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IPv4-Packaging the Transport layer PDU

Page 10: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IPv4 Packet Header

Page 11: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Dividing Networks

Page 12: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Separating Hosts into Common Groups

Page 13: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Why Separating Host into Networks? Performance

Page 14: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Why Separating Host into Networks? Security

Page 15: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Why Separating Host into Networks? Address Management

Page 16: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

How do we Separate Hosts into Networks

Page 17: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Dividing the Networks- a Network of Networks

Page 18: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Device Parameters

Page 19: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP Packets

Page 20: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP Packets

Page 21: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP Packets

Page 22: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP Packets

Page 23: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP Packets

Page 24: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP Packets

Page 25: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

IP packets Carrying data End to End

Page 26: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...
Page 27: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The Gateway

Page 28: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The Gateway

Page 29: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

A Route

Page 30: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Host Routing Table

Page 31: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Routing Table Entries

Page 32: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Routing Table Entries

Page 33: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

The Next-Hop

Page 34: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Packet Forwarding

Page 35: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Packet Forwarding…

Page 36: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Packet Forwarding…

Page 37: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Routing Protocol

Page 38: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...
Page 39: Network Layer - Kent State Universitymallouzi/ccn Spring 2014/Network Layer.pdfThe Network Layer As we communicate our data... Our devices use the Transport layer to connect processes...

Dynamic Routing


Chapter 4: Network Layer Network Layer

Chapter 4: Network Layer Network Layer

Chapter 6: Network Layer - ASEzota.ase.ro/net-idd/05_Network_Layer_ID_2020.pdf · Network Layer in Communications The Network Layer • The network layer, which resides at OSI Layer

Chapter 6: Network Layer - ASEzota.ase.ro/net-idd/05_Network_Layer_ID_2020.pdf · Network Layer in Communications The Network Layer • The network layer, which resides at OSI Layer

Chapter 12: Network Managementrenjian/pubs/network-management.pdfSession Transport Network Data Link Layer 1 Physical Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 Layer 7 Network Interface

Chapter 12: Network Managementrenjian/pubs/network-management.pdfSession Transport Network Data Link Layer 1 Physical Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 Layer 7 Network Interface

Chapter 4: network layer - School of Engineeringsong/classes/cn/ch4-part-1.pdf · Network Layer 4-1 Chapter 4: network layer chapter goals: ... Network Layer 4-2 ... Network Layer

Chapter 4: network layer - School of Engineeringsong/classes/cn/ch4-part-1.pdf · Network Layer 4-1 Chapter 4: network layer chapter goals: ... Network Layer 4-2 ... Network Layer

Chapter 4 Chapter 4: Network Layer Network Layer

Chapter 4 Chapter 4: Network Layer Network Layer

Network Layer 4-1 Chapter 4 Network Layer. Network Layer 4-2 Chapter 4: Network Layer Chapter goals: understand principles behind network layer services:

Network Layer 4-1 Chapter 4 Network Layer. Network Layer 4-2 Chapter 4: Network Layer Chapter goals: understand principles behind network layer services:

CSci4211: Network Layer: Part I1 Network Layer: Part I Network Layer and IP Protocol! Part I: Network Layer Functions and Service Models –Network Layer.

CSci4211: Network Layer: Part I1 Network Layer: Part I Network Layer and IP Protocol! Part I: Network Layer Functions and Service Models –Network Layer.

Data Link Layer - Kent State Universitymallouzi/ccn Spring 2014/Data Link Layer.pdf · Data Link Layer - Connecting Upper ... Data Link Layer- Standards . Placing Data on The Media

Data Link Layer - Kent State Universitymallouzi/ccn Spring 2014/Data Link Layer.pdf · Data Link Layer - Connecting Upper ... Data Link Layer- Standards . Placing Data on The Media

Defining Network Protocols Application Protocols –Application Layer –Presentation Layer –Session Layer Transport Protocols –Transport Layer Network Protocols.

Defining Network Protocols Application Protocols –Application Layer –Presentation Layer –Session Layer Transport Protocols –Transport Layer Network Protocols.

Network layer, virtual circuits - Montana TechChapter 4: network layer Chapter goals: Understand principles behind network layer: Network layer service models Forwarding versus routing

Network layer, virtual circuits - Montana TechChapter 4: network layer Chapter goals: Understand principles behind network layer: Network layer service models Forwarding versus routing

Networking Network Layer. Networking – Network Layer The Network Layer is part of the Internet Protocol stack The Network Layer sits between the Transport.

Networking Network Layer. Networking – Network Layer The Network Layer is part of the Internet Protocol stack The Network Layer sits between the Transport.

1 Computer Networks Network layer (Part 4). 2 Network layer (so far) Network layer functions Network layer implementation (IP) Today –Network layer devices.

1 Computer Networks Network layer (Part 4). 2 Network layer (so far) Network layer functions Network layer implementation (IP) Today –Network layer devices.

Chapter 4: network layer - eng.utah.educs5480/notes/Chapter4.pdf · Network Layer 4-1 Chapter 4: network layer chapter goals: ... Network Layer 4-2 ... Network Layer 4-14 application

Chapter 4: network layer - eng.utah.educs5480/notes/Chapter4.pdf · Network Layer 4-1 Chapter 4: network layer chapter goals: ... Network Layer 4-2 ... Network Layer 4-14 application

UNIT-III THE NETWORK LAYER THE NETWORK LAYER IN THE INTERNET NETWORK LAYER€¦ ·  · 2015-12-25THE NETWORK LAYER THE NETWORK LAYER IN THE INTERNET ... NETWORK LAYER DESIGN ISSUES:

UNIT-III THE NETWORK LAYER THE NETWORK LAYER IN THE INTERNET NETWORK LAYER€¦ ·  · 2015-12-25THE NETWORK LAYER THE NETWORK LAYER IN THE INTERNET ... NETWORK LAYER DESIGN ISSUES:

Computer Networks Network layer (Part 3). Network layer (part 3) Last two classes Network layer functionality IP network layer implementation –IP security,

Computer Networks Network layer (Part 3). Network layer (part 3) Last two classes Network layer functionality IP network layer implementation –IP security,

Chapter 4 Network Layer. Chapter 4: Network Layer Chapter goals: r understand principles behind network layer services: m network layer service models.

Chapter 4 Network Layer. Chapter 4: Network Layer Chapter goals: r understand principles behind network layer services: m network layer service models.

Network Protocol. 2 Application layer protocol Transport layer protocol Network layer protocol Link layer protocol.

Network Protocol. 2 Application layer protocol Transport layer protocol Network layer protocol Link layer protocol.

Network Layer 4-1 The Internet Network layer

Network Layer 4-1 The Internet Network layer

Computer Network - Network Layer

Computer Network - Network Layer

Chapter 4 Network Layer Network Layer 4-1. Network Layer 4-2 Chapter 4: network layer chapter goals: understand principles behind network layer services:

Chapter 4 Network Layer Network Layer 4-1. Network Layer 4-2 Chapter 4: network layer chapter goals: understand principles behind network layer services: