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Low Cost Wireless Access

Low Cost Wireless Access. Onno W. Purbo onno@itb.ac.id onno@indo.net.id June 1999. Focus. Experience in Building an AII. Low Cost WirelessTechnology To Educate Indonesia. Low cost is the real challenge. Outline. References Historical Perspective Low Cost Internet Access. References.

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Low Cost Wireless Access

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  1. Low Cost Wireless Access Onno W. Purbo onno@itb.ac.id onno@indo.net.id June 1999

  2. Focus • Experience in Building an AII. • Low Cost WirelessTechnology To Educate Indonesia. Low cost is the real challenge

  3. Outline • References • Historical Perspective • Low Cost Internet Access.

  4. References .. • http://home.pages.de/~flexnet/ • http://www.tapr.org/ • http://www.packetradio.com/ • ftp://ftp.ucsd.edu/hamradio/packet/ • http://hydra.carleton.ca/ • http://www.amsat.org/ • join various mailing list & newsgroup for discussions

  5. Indonesian List • YBNET-L@ITB.ac.id • mail to majordomo@itb.ac.id • message “subscribe ybnet-l” • please confirm on request from majordomo • sysop-l@itb.ac.id • mail to majordomo@itb.ac.id • message “subscribe sysop-l” • please confirm on request from majordomo

  6. Internet Access Tech

  7. Assumption • PC Multimedia Available .. • VHF / UHF Rig Available .. • You have Rp. 30.000 (US$3) in your pocket ..

  8. Assumption • PC DOS Available .. • VHF / UHF Rig Available .. • You have Rp. 300.000 (US$30) in your pocket ..

  9. BayCom Packet Radio

  10. BayCom Packet Radio • Spec: • 1200 • PC 286 + BayCom Modem + Radio • URL: • http://xxx.itb.ac.id/~yc1dav/beginner/ • ftp://ftp.ucsd.edu/hamradio/packet/tcpip/ • Search Internet: (Keyword) • baycom

  11. Install NOS • /spool/mqueue • /spool/mail • /spool/news • /pub • autoexec.nos • domain.txt • ax25.com

  12. autoexec.nos • hostname yd3fua.ampr.org • ax25 mycall yd3fua • ip address 44.132.136.10 • attach packet 0x60 ax1 2048 1024 • start smtp • smtp gateway 44.132.136.1 • route add default ax1 44.132.136.1 • route add 44.132.136/24 ax1 direct

  13. domain.txt • Yb3bdl.ampr.org. IN A 44.132.138.2 • yb1hr.ampr.org. IN A 44.132.18.1 • yc1dav.ampr.org. IN A 44.132.80.1

  14. Activate ax25.com • ax.25 • default COM1, 1200bps AFSK. • default Txdelay = 200ms • Ax25 -h500 • increase Txdelay = 400ms • termin 0x60 • remove ax25 from memory

  15. Baycom Packet Radio

  16. E-mail software for NOS • Bdale Messy Mailer (BM.exe) • PCElm • Internal NOS BBS

  17. E-mail Setup using BM

  18. BM - DOS setup • Setup BMRC = a:/bm.rc • Setup MAILER = a:/bm.exe

  19. BM - bm.rc setup • Hostname yd1abc.ampr.org • user yd1abc • fullname Kabayan • reply yd1abc@yd1abc.ampr.org • edit ed • smtp /spool/mail/ • mqueue /spool/mqueue

  20. Assumption • PC Available .. • LAN Available .. • Telp Available .. • You can pay Rp. 10.000 (US$1) / hour • You can buy modem

  21. Shared Web Access

  22. Shared Web Access • Spec: • 33.6Kbps • PC Windows / Linux / FreeBSD + phone • URL: • http://www.download.com • Search Internet: (Keyword) • wingate • proxy • sock

  23. Dial Shared Web Access

  24. Assumption • PC Available .. • LAN Available .. • Telp Available .. • You can pay Rp. 10.000 (US$1) / 6Mbyte mail • You can buy modem

  25. Virtual Host

  26. Virtual Host • Spec: • 33.6Kbps • PC Windows / Linux / FreeBSD + phone • URL: • http://www.download.com • Search Internet: (Keyword) • vpop • netgate • avirt

  27. Virtual Host

  28. Assumption • PC Available .. • You have Rp. 3.000.000 (US$300) in your pocket .. • You are able to solder ..

  29. Assumption • You are a large group of people • You can spare US$3000

  30. Internet Discussion Group • YBNET-L@ITB.ac.id • mail to majordomo@itb.ac.id • message “subscribe ybnet-l” • please confirm on request from majordomo • sysop-l@itb.ac.id • mail to majordomo@itb.ac.id • message “subscribe sysop-l” • please confirm on request from majordomo

  31. Other Applications

  32. YBNET ampr.org • ORARI member • Coordinate via YBNET-L@ITB.ac.id • IP 44.132.x.x • http://xxx.itb.ac.id/~yc1dav/ip/44-132.htm

  33. YB2SV (JOS SOEJOSO) SALATIGA UNIV. MUHAMMADIYAH MALANG AMPR.ORG NET ITB GATEWAY ELEKTRINDO NUSANTARA

  34. YBNET ampr.org • ORARI member • Coordinate via YBNET-L@ITB.ac.id • IP 44.132.x.x • http://xxx.itb.ac.id/~yc1dav/ip/44-132.htm

  35. CNRG • Computer Network Research Group ITB • http://xxx.itb.ac.id/~cnrg/

  36. CNRG • Human resource is the key success

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