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Computer Network Research Group ITB Wireless Data Network Onno W. Purbo Computer Network Research Group Institut Teknologi Bandung.

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Presentasi berjudul: "Computer Network Research Group ITB Wireless Data Network Onno W. Purbo Computer Network Research Group Institut Teknologi Bandung."— Transcript presentasi:

1 Computer Network Research Group ITB Wireless Data Network Onno W. Purbo Computer Network Research Group Institut Teknologi Bandung

2 Computer Network Research Group ITB Outline l Arsitektur Jaringan Komputer l Teknologi Packet Radio. l Wireless LAN / MAN. l Professional Wireless Data Network. l Low Earth Orbit Satellite. l Geostationary Satellite. l Summary

3 Computer Network Research Group ITB Network Architecture

4 Computer Network Research Group ITB Contoh Link Layer AX.25

5 Computer Network Research Group ITB Keluarga Protocol TCP/IP

6 Computer Network Research Group ITB Connection Link Layer AX.25 Internet Protocol (IP) TCP Connectionless / Connetion Connectionless Connection

7 Computer Network Research Group ITB IP Address

8 Computer Network Research Group ITB State Machine TCP

9 Computer Network Research Group ITB Kompleksitas Network

10 Computer Network Research Group ITB Persyaratan PC l Sebaiknya dapat menggunakan Window l Minimal 386 sebaiknya 486. l Memory minimal 8Mbyte l Ada pengecualian untuk PC Packet Radio - dapat digunakan XT!

11 Computer Network Research Group ITB Konfigurasi Hardware l Melalui Packet Radio l Melalui Wireless LAN l Melalui Satelit l Melalui Telepon l Melalui Local Area Network

12 Computer Network Research Group ITB Parameter Penentu l Harga l Kecepatan Pengiriman Data l Jarak Jangkau

13 Computer Network Research Group ITB Konfigurasi Packet Radio XT! Total investasi diluar PC: Modem RadioRp s/d Rp ,- RadioRp s/d Rp ,- Kec. Max.9600bps (bisa naik ke 256Kbps) Jarak Max.100km

14 Computer Network Research Group ITB Konfigurasi Wireless LAN Wireless LAN Card Inside 2Mbps Total investasi diluar komputer (PC) Wireless LAN US$2000 (satu pasang / 2 buah) Kecepatan Max.2Mbps (bisa naik ke 10Mbps) Jarak Max.15 km

15 Computer Network Research Group ITB Konfigurasi Satellite Network Investasi diluar komputer (PC): Sewa peralatan & saluran satelit VSAT SCPCUS$5500 / bulan / 64Kbps VSAT TDMAUS$1500 / bulan / 64Kbps sebaiknya UNIX

16 Computer Network Research Group ITB Konfigurasi Telepon Network Konfigurasi yang umumnya digunakan pengguna Internet Service Provider (ISP) di Indonesia Investasi diluar komputer (PC): Modem TeleponRp s/d Rp ,- Kec. Max.28.8Kbps

17 Computer Network Research Group ITB Konfigurasi Local Area Network Investasi diluar komputer (PC): Ethernet cardRp s/d Rp Kabel dan Hub Ethernet Kec. Max Mbps. Jarak Max. 500 meter

18 Computer Network Research Group ITB Frequently Asked Questions? l Bagaimana cara menyambungkan sebuah Corporate Wide Area Network? l Peralatan apa saja yang dibutuhkan? l Bagaimana konfigurasi peralatan tersebut?

19 Computer Network Research Group ITB Corporate / Campus Internet

20 Computer Network Research Group ITB Corporate / Campus Internet Seluruh Kampus / Corporate Terhubung ke Internet melalui sebuah kabel telepon & modem

21 Computer Network Research Group ITB Corporate / Campus Internet cukup dengan satu (1) PC / router sebuah kampus dapat terhubung

22 Computer Network Research Group ITB Penyambungan Corporate ke Internet l Akses Internet melalui satu buah PC / Router. l Investasi cukup besar dilakukan untuk membangun internal Corporate Network. l Contoh: –Universitas Indonesia (UI) Milyard. –Trisakti juta. –ITB juta (akan invest lagi juta).

23 Computer Network Research Group ITB Servis-servis Dasar pada Internet l l mailing l News servernews.ee.itb.ac.id. l WWW l FTP serverftp.ee.itb.ac.id. l Tele Videoconference- l WAISftp.cnidr.org

24 Computer Network Research Group ITB Teknologi Packet Radio l modem sederhana 1200bps. l Terminal Node Controller (TNC). l modem FSK dan GMSK 9600bps. l Card HDLC di PC dan modem 64Kbps untuk sistem-sistem berkecepatan tinggi.

25 Computer Network Research Group ITB Modem 1200 bps

26 Computer Network Research Group ITB Terminal Node Controller (TNC) Umumnya Z80

27 Computer Network Research Group ITB Packet Radio 9600bps l Gaussion Minimum Shift Keying (GMSK) l Turunan dari Frequency Shift Keying (FSK) l One-Chip MODEM: MX589 l Dari MX-Com. l Design rangkaian mirip (lebih sederhana dari) TCM3105.

28 Computer Network Research Group ITB High Speed Packet

29 Computer Network Research Group ITB High Speed Packet High Level Data Link Controller Card Z8530

30 Computer Network Research Group ITB High Speed Packet RF Modem Sinkron Kbps Output 28 / 70MHz

31 Computer Network Research Group ITB High Speed Packet VHF / UHF Transverter

32 Computer Network Research Group ITB Peralatan Wireless WAN l Card Wireless Ethernet l Speed 2Mbps s/d 10Mbps l Distance km :-).... l Antenna Yagi / Disc l PC sebagai router ke LAN Ethernet

33 Computer Network Research Group ITB Wireless LAN PC dengan spesifikasi: 386 4Mbyte RAM Cukup Floppy Ethernet card ke LAN

34 Computer Network Research Group ITB Wireless LAN Spec.250mW 915MHz / 2.4GHz 2,048Mbps Teknologi CDMA US$750 / buah

35 Computer Network Research Group ITB Wireless LAN Antenna Loop Yagi 915Mhz Rp ,- Disc 2.4GHz

36 Computer Network Research Group ITB Wireless LAN Percobaan di ITB, Bandung Dengan Antenna Loop Yagi 915MHz Jarak 15 km LAN-to-LAN Connection 2Mbps (sponsor PT. Compact Microwave Indonesia)

37 Computer Network Research Group ITB Mungkinkah Membuat Sendiri Wireless LAN Equipments? Sangat Mungkin! Chip Set CDMA Cellular banyak dipasaran....

38 Computer Network Research Group ITB Bagaimana Dengan Regulasi? l MenParPostel belum mempunyai regulasi tentang CDMA.... l Peluang untuk melakukan penelitian & perubahan regulasi untuk CDMA di Indonesia

39 Computer Network Research Group ITB Wireless Data Network Professional l Cellular / Radio Trunking. l Packet Switching. l Kecepatan Minimal 19.2Kbps. l Rp. 50 / menit - Rp. 0 / menit (no traffic). l Wireless Modem US$400 (Motorola).

40 Computer Network Research Group ITB Low Earth Orbit Satellite l Microsat & Picosat. l 900 km di atas permukaan bumi. l Peralatan Sederhana.

41 Computer Network Research Group ITB VITASat

42 Computer Network Research Group ITB LEO Ground Station

43 Computer Network Research Group ITB Satelit Geostationer l 33,000 km di atas permukaan bumi. l Round Trip Time (RTT) delay yang terasa. l C-band umumnya di Indonesia. l Ku-Band alternatif.

44 Computer Network Research Group ITB ETS-V Experiment

45 Computer Network Research Group ITB AI3 Experiment

46 Computer Network Research Group ITB AI3 Experiments l Multicast Backbone (MBONE). l IP v.6 Backbone (6BONE) l Real Time Backbone (RT-Bone). l Multimedia-on-demand. l Video Teleconference.

47 Computer Network Research Group ITB Summary l TCP/IP de factor standard. l Kita bisa mengembangkan sendiri wireless data network. l Perlu usaha sistematis untuk membangun sendiri teknologi agar tidak tergantung dari luar.

48 Computer Network Research Group ITB

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