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Disconnected, Non end- to-end networks Presented by: Khaled Harras

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Disconnected, Non end-to-end networks. Presented by: Khaled Harras. So what happens when both wired and wireless communication break down?!. Connected end-to-end ad hoc networks. B. A. A. B. Wireless Ad Hoc Networks. Disconnected ad hoc networks. Epidemic Routing. - PowerPoint PPT Presentation

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Page 1: Disconnected, Non end-to-end networks

Disconnected, Non end-to-end networks

Presented by: Khaled Harras

Page 2: Disconnected, Non end-to-end networks

So what happens when both wired and wireless communication break down?!

Page 3: Disconnected, Non end-to-end networks

Wireless Ad Hoc Networks

• Connected end-to-end ad hoc networks

A

B

A

B

• Disconnected ad hoc networks

Page 4: Disconnected, Non end-to-end networks

Epidemic Routing

Page 5: Disconnected, Non end-to-end networks

The rise of the Interplanetary Internet….!

Page 6: Disconnected, Non end-to-end networks

Similar Problems,Common Solutions

Fiber Satellites

Cable

Mobile/Wireless

WDM

Nomadic

Terabit communications

low delay

Self-organizing

FTP/TCP/IP

Short-haul communications

TerrestrialInternetStandards

Opportunity for leverage

S-band X-bandKa-band

LEOConstellations

MarsNetwork

Deep-spaceOptical

Megabit communications

high delay

Long-hau

l com

munic

atio

ns

SpaceInternetStandards

File-basedOperations InterPlaNetary

InternetArchitecture

Page 7: Disconnected, Non end-to-end networks
Page 8: Disconnected, Non end-to-end networks

So where is the problem??...

….Only when planets come in the way!

Page 9: Disconnected, Non end-to-end networks
Page 10: Disconnected, Non end-to-end networks

New, expandable architecture…

Page 11: Disconnected, Non end-to-end networks

NetworkIP

NetworkIP

Phys 1

Link 1 Link 1

Phys 1 Phys 2

Link 2

Internet: a Network of Connected Sub-Networks

Phys 2

Link 2

Phys 3

Link 3

App

App

App App

App

App

NetworkIP

TransportTCP

NetworkIP

TransportTCP

Phys 3

Link 3

Subnet 1 Subnet 2 Subnet 3

TCP/IP: Interconnected Networks

Page 12: Disconnected, Non end-to-end networks

Network of internets spanning dissimilar environments

Bundle

App

App

App App

App

App

Bundle Bundle

Phys 1

Transport a

Network a

Link 1 Link 1

Phys 1 Phys 2

Link 2

Network a

Phys 3

Link 3

Network b

Transport b

Phys 2

Link 2

Network a

Transport a

Phys 3

Link 3

Network b

Transport b

Internet A Internet B

Bundles: Interconnected Internets

Page 13: Disconnected, Non end-to-end networks

Is all this “way out there”??!!

Are there other applications??

Page 14: Disconnected, Non end-to-end networks

YES!!.... Extreme challenged networks.

Page 15: Disconnected, Non end-to-end networks
Page 16: Disconnected, Non end-to-end networks
Page 17: Disconnected, Non end-to-end networks
Page 18: Disconnected, Non end-to-end networks

The rise of Delay Tolerant Networks (DTNs)…..

Page 19: Disconnected, Non end-to-end networks

“Regions” instead of “Internets” in DTNs

Page 20: Disconnected, Non end-to-end networks

Persistent Storage and Custody Transfer

Page 21: Disconnected, Non end-to-end networks

There are even more down-to-earth (literally!) applications….


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