Presentation RTRWnet - M. Anif

8/8/2019 Presentation RTRWnet - M. Anif

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Expanding Internet Access toRural Communities in Indonesia

through RT/RW-net

Muhammad Anif1, Kurnianingsih1, Benny Benyamin Nasution2

1 Electrical Engineering Department, Politeknik Negeri Semarang2 Electrical Engineering Department, Politeknik Negeri Medan

At

The 5th International Seminar

Trends in School and Higher Education: Problems,

Prospects, and Technologies

Friday, May 21st 2010 Politeknik Negeri Medan


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OutlineInternet in Indonesia

Current situation:

Uneven distribution

Problems in:

Rural areas

Solution:

RT/RW-net

-What is RT/RW-net?

-Why?

Issues:

-Technical Issues

-Sustainability

Future research:

-Auto Handover

-Voice


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Internet Users in the Worldby Geographic Regions - 2009


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Percentage of Internet Users in the Worldby Geographic Regions - 2009


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Internet in Asia 2009Top 10 Countries


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InternetPenetration in Asia 2009Top 10 Countries

Countr esnternet Users

(m ons)

Populat on

(m llions)Penetration

China 384,0 1338,6 28,7%

Japan 96,0 127,0 75,6%

ndia 81,0 1156,9 7,0%

Sou h Korea 37,5 48,5 77,3%

ndonesia 30,0 240,3 12,5%

Philiphines 24,0 97,9 24,5%

Vie na 22,8 88,5 25,8%

Pakis an 18,5 174,6 10,6%

Malaysia 16,9 25,7 65,8%hailand 16,1 65,9 24,4%

Hongkong 4,9 7,1 69,1%

Singapore 3,4 4,7 72,4%

Brunei D. 0,2 0,4 55,9%


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InternetPenetration in Asia 2009Top 10 Countries


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Internet Users in Indonesia1998 - 2009

0,5 1

1,9

4,2 4,5

8

11,2

16

20

2527

30

0

5

10

15

20

25

30

35

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009

Year

illi

f

er

Sources: j or.id & internetworldst ts.com


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Internet Users in IndonesiaUrban v.s. Rural (2005)


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Distribution ofPopulationUrban v.s. Rural (2000)


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Problemsin Rural Areas

Far from the city

No net ork infrastructure

Lack of a areness

High cost

Poor background

Lo education


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Number ofPoorPeople in IndonesiaUrban v.s. Rural (1996 2008)


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Solutionsfor expanding internet access to rural communities

Improvement of living standards

Build net ork infrastructure

Make Internet cost affordable

RT/RW-net


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RT-RW-netHistory

1992-1994

First Internet

usage in

Indonesia

1996

term

RT/RW-net

first used

2000

Implementation

of RT/RW-net

seriously

2005

2.4 GHz

frequency

band

unlicensed


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RT-RW-netMain Concept

To connect bet een computers in an ad acent

area

Costs borne by all parties involved


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RT-RW-netNetwork Configuration


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RT-RW-netAccess Network

Wired Net ork

- S itch

- Extended S itch

Wireless Net ork

- Wireless Access Point

- Wireless Distribution System (WDS)


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RT-RW-netServer

Authentication

- to permit or deny user

Fire all

- to allo or block traffic

Database

- usage monitoring

Intranet ebserver

- communicate among internal community


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RT-RW-netInternet Access

ADSL

used for affordable phone line areas

Terrestrial radio link

used for remote area here can be reached by

radio link

VSAT

used for remote area here cant be reached by

radio link


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IssuesTechnical issues

Security

Considered parameters on ireless

access:

- Coverage

- Number of users

- Frequency channel selection

- Cell design


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Technical IssuesSecurity

User : entitled and not entitled

Traffic : allo ed and not allo ed

Device security


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Technical IssuesCoverage

Grafik Nilai RSSI terhadap Jangkauan AP untuk Transmit Power

tertentu

-100

-90-80

-70

-60

-50

-40

-30

-20

-10

0

0 10 20 30 40 50 60 70 80 90 100 110 120 130

Jarak AP dengan Station (dalam meter)

RSSI(dalamd

B) Tx = 1 mW

Tx = 50 mW

Tx = 100 mW

Tx = 150 mW

Tx = 200 mW

Tx = 251 mW

Transmit Power AP


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Technical IssuesNumber of Users

24 0

0 50 60 70 81 01 21 62 4

4 8

0 0

5 0

10 0

15 0

20 0

25 0

30 0

1 5 10 15 20 25 30 35 40 45

Number of Users

Throughput(inM

bps)


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Technical IssuesFrequency channel selection


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Technical IssuesCell design


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IssuesSustainability

Ho to make RT/RW-net development continue


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Future Research.

Auto handover

Voice communication


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THANK YOUContact in o:

Muhammad Ani , Kurnianingsih

Data Communication Laboratory

Electrical Engineering Department

Politeknik Negeri Semarang

Benny B. Nasution

Electronics Laboratory

Electrical Engineering Department

Politeknik Negeri Medan

Presentation RTRWnet - M. Anif

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