ppt internet pendidikan 06 1998

Internet Pendidikan

ITB

Focus
 Existing Implemented Infrastructure.
 Experience in Building an AII.
 Low Cost Technology To Educate
Indonesia.

Low cost is the real challenge

Our situation
 Develop by University
 Implemented & Run by Education
Sector
 For Indonesia ….

Outline
 Historical Perspective
 Current Infrastructure.

 Brief overview on our research
results in:
 physical layer.
 Network layer.
 Application layer.

JCSAT-3
JCSAT-3
To Japan
To Japan1.55Mbps
1.55Mbps

Malang
Malang- 128Kbps
- 128Kbps
Surabaya
Surabaya128Kbps
- 128Kbps
VSAT
VSATTDMA

TDMA
128/64Kbps
128/64Kbps

Internet Exchange
Internet Exchange

Terrestrial
Terrestrial
Network
Network

cache
cache

cache
cache

router
router


Ethernet
Ethernet

Indonesia Exchange
Indonesia Exchange

Access
AccessServer
Server

router
router

router
router

ITBITB
Network
Network


AX.25
AX.25
Packet
Radio
Packet Radio

Palapa C1
Palapa C1

VSAT
VSATSCPC
SCPC
19.2-64K
19.2-64K

JCSAT-3
JCSAT-3
To Japan
To Japan1.55Mbps

1.55Mbps

Malang
Malang- 128Kbps
- 128Kbps
Surabaya
Surabaya128Kbps
- 128Kbps
Internet Exchange
Internet Exchange

Connect to 6 Universities

Terrestrial
Terrestrial
Network
Network

cache
cache


Ethernet
Ethernet

cache
cache

VSAT
VSATTDMA
TDMA
128/64Kbps
128/64Kbps

router
router

7 UniversitiesSCPC
via
Connect
2 Universities

VSAT
TDMA
Indonesia Exchange
Indonesia Exchange

Access
AccessServer
Server

router
router

router
router

ITBITB
Network
Network

AX.25

AX.25
Packet
Radio
Packet Radio

Palapa C1
Palapa C1

VSAT
VSATSCPC
SCPC
19.2-64K
19.2-64K

Topologi Dasar
Internet
IptekNet
AI3-WIDE
AS4796
Univ. lain


ITB

Data traffic di router
diambil tiap 5 menit

Traffic harian gateway ITB
(2 Juni 1998 13:00 WIB)

Traffic mingguan gate ITB
(2 Juni 1998 13:00 WIB)

Traffic bulanan gate ITB
(2 Juni 1998 13:00 WIB)

Traffic Distribution Grapher
Describes:
 Comparison between Inbound and Outbound
Traffic
 Traffic Distribution by Protocols

 The Most Active Routers/Hosts by Protocols
 Daily Usage Trend for some Protocols
 Weekly Protocol Usage Trend

TDG
URL: http://netmon.itb.ac.id/

In vs Out

Host

Protokol

Trend

Benefits:
 Behaviour of the users in ITB (AI3):






Subjects of interest
Sites to be visited
The rush hours
Most actives computer/host

 Planning the traffic routing, firewalling,
etc.

Network Monitoring

“Scotty & Map Generator”

Scotty monitor

Connectivity
monitoring
Interface utility
monitoring

Web screen

Scotty monitor

http://netmon.itb.ac.id/map.html

Text Map

Web screen

Timeout alarm

E-mail to Administrator

http://netmon.itb.ac.id/map.html

Web screen

Interface Utility
Report

Results:
 Reconfiguration of VSAT TDMA
interface speed for better
performance.
 Monitoring the JAMUS (ITB-YWCN) link
performance.
 To Lembong: 99.525 %
 To Surabaya: 85.523 %
 To Malang: 86.282 %

System Platform:
Pentium 100
16 MB RAM
2,1 GB Hard disk
Operating System: FreeBSD
Main Software: Scotty/Tkined
(FreeWare) and TCPDUMP.
 Under Xfree86 Windows






Konfigurasi Server Squid
Cache

Univ. lain

NAIST

ns1
parent
ns2

sibling
perpustakaan

Data akses ke ns2

Data akses ke ns1

Mailing Lists (2 June 1998)
 Uses majordomo on FreeBSD
 Run on Dual Pentium 166MHz 32Mb
RAM.
 150 mailing lists at ITB. (more than
75% Indonesian mailing lists).
 10.265 subscribers.
 We are trying to build the community in
Indonesia.

Mailing Lists









Ekonomi-indonesi
itb
pau-mikro
dokter
jobs
borneo
iagi-net
tk-l










700
562
396
351
302
262
232
164

user
user
user
user
user
user
user
user

Mailing List









id.ac.itb
id.net
com.hotmail
id.co
id.net.wasantara
org.k-elektronik
id.net.centrin
id.ac










1316 users
1239 users
579 users
461 users
398 users
302 users
278 users
275 users

Distance Learning
 ITB’s Server:
http://distance-courses.itb.ac.id/
http://virtual-university.itb.ac.id/

Video Conference
25 October 1997: 14:00 Indonesia Time.
Three Cities: Bandung-Surabaya-Malang
CU-SeeMe & Its Reflector.
Aiming for high school network in
Indonesia.
 July 1997: Panel Discussion on the
future of higher education (UNU).





Video on Demand
 Supported by Microsoft & Progressive
Network.
 Splitter for UNFCC COP3 December
1997.
 Publisher for “ITB’s Alumny
Congress” December 1997.

Summary
 ITB has managed to integrate 20+
educational institutions to Internet.
 Major IT used:
 Web based distance learning.
 Real Publisher / Microsoft NetShow.

References









http://ai3.itb.ac.id/
http://xxx.itb.ac.id/~yc1dav/
http://xxx.itb.ac.id/~cnrg/
http://xxx.itb.ac.id/~adnan/
http://distance-courses.itb.ac.id/
http://virtual-university.itb.ac.id/
http://netmon.itb.ac.id/
http://nic.itb.ac.id/