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8/7/2019 Abhi_daknet
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The global system ofThe global system ofinterconnectedinterconnected
computer networkscomputer networks
DakNet To
Internet
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NetworkNetwork
ApplicationsApplicationsEverything is getting hiEverything is getting hi--tech nowadays and use oftech nowadays and use ofinternet has deepened its roots everywhere like:internet has deepened its roots everywhere like:
File SharingFile Sharing
e bankinge bankinge shoppinge shopping
e ticketinge ticketing
Cheap communication through E mails & VOIPCheap communication through E mails & VOIP
Research & DevelopmentResearch & Development
EntertainmentEntertainment
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But. Can They AffordBut. Can They AffordInternet Expenses??Internet Expenses??
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Here Comes TheHere Comes The
Benefit OfBenefit OfDakNetDakNetDakNet, an ad hoc network that useswireless technology to provide
asynchronous digital connectivity.Developed by MIT Media LabResearchers.
Deployed in remote parts of bothIndia and Cambodia at a cost twoorders of magnitude less than that oftraditional landline solutions.
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DaknetDaknet offers data to be transmitted overoffers data to be transmitted overshort pointshort point--toto--point links. It combinespoint links. It combinesphysical and wireless data transport .Dataphysical and wireless data transport .Datais transported by means of a mobileis transported by means of a mobile
access point, which automatically andaccess point, which automatically andwirelessly collects and delivers datawirelessly collects and delivers datafrom/to each kiosk on the network. Lowfrom/to each kiosk on the network. Lowcost WIFI radio transceivers automaticallycost WIFI radio transceivers automatically
transfer the data stored in the MAP at hightransfer the data stored in the MAP at highbandwidth for each pointbandwidth for each point-- toto-- pointpointconnection.connection.
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As the MAPAs the MAP--equipped vehicleequipped vehicle
comes within range of a village WiFi enabledcomes within range of a village WiFi enabled
kiosk, it automatically senseskiosk, it automatically senses
the wireless connection and thenthe wireless connection and then
uploads and downloads tens ofuploads and downloads tens of
megabytes of data.megabytes of data.When a MAPWhen a MAP--equipped vehicleequipped vehicle
comes within range of an Internetcomes within range of an Internet
access point (the hub), it automaticallyaccess point (the hub), it automaticallysynchronizes the data from all the ruralsynchronizes the data from all the rural
kiosks, using the Internet.kiosks, using the Internet.
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DakNet Enabled Public bus
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DakNet Enabled Bikes
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POTENTIAL APPLICATIONS
The store-and-forward wireless networkrepresented by DakNet can be used for awide variety of applications.
Internet/intranet messaging
Information distribution/broadcasting
Information CollectionInformationSearchingand Web
applications
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DAKNET IN ACTIONDAKNET IN ACTION
Daknet is currently in action in many places.Daknet is currently in action in many places.
They are,They are,
Bhoomi initiative in KarnatakaBhoomi initiative in KarnatakaSARI (Sustainable Access for Rural India)SARI (Sustainable Access for Rural India)project of Tamilnaduproject of Tamilnadu
Ratnakiri project in CambodiaRatnakiri project in Cambodia
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This Is How A DakNet DialingThis Is How A DakNet Dialing
System AppearsSystem Appears
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Scalability
DakNet provide a seamless method ofupgrading to always-on broadbandconnectivity.
Can use the same hardware, software,and user interface to enjoy real timeinformation access.
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People Using DakNetPeople Using DakNet
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Next Steps: Scaling It Up
DakNet is going to be deployed and
tested in larger implementations with
applications that exploit in broadband
capabilities.The current R&D focus is on further
lowering the costs of the required and
developing a highly interoperable andcross platform software module so that
deployment processes can be streamlined.
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DakNet EconomicsDakNet EconomicsA backA back--ofof--thethe--envelope calculation for DakNetenvelope calculation for DakNet
suggests that a capital investment of $5Msuggests that a capital investment of $5Mcould equip 50,000 rural vehicles with a $100could equip 50,000 rural vehicles with a $100MAP and thereby provide intermittentMAP and thereby provide intermittentbroadband connectivity to most of rural India.broadband connectivity to most of rural India.
This is orders of magnitude lower in cost thanThis is orders of magnitude lower in cost thancurrent alternatives for rural communications.current alternatives for rural communications.
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CONCLUSIONCONCLUSIONDaknets low deployment cost andDaknets low deployment cost and
enthusiastic reception by rural users hasenthusiastic reception by rural users hasmotivated dozens of inquiries for furthermotivated dozens of inquiries for furtherdeployments. This provides millions ofdeployments. This provides millions ofpeople their first possibility for digitalpeople their first possibility for digital
connectivity. Increasing connectivity is theconnectivity. Increasing connectivity is themost reliable way to encourage economicmost reliable way to encourage economicgrowth. The larger goal is to shift thegrowth. The larger goal is to shift thepolicy focus of the Governments universalpolicy focus of the Governments universalservice obligation funds from wirelessservice obligation funds from wirelessvillage telephones to wireless advillage telephones to wireless ad--hochocnetworking. The shift will probable requirenetworking. The shift will probable requireformal assessment for user satisfaction,formal assessment for user satisfaction,resulting economic growth and systemresulting economic growth and system
reliability.reliability.
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Queries !!Queries !!
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Abhishek Khurana
11070204
B-1