1. By D.C. 1 102

2. 2 3. 3 4. OSI 4 5. 1960 Advanced Research Projects Agency,ARPA ARPANET 1980NSFNET USENETBINET Internet(backbond) TCP/IP Internet 5 6. OSI (Open System Interconnection Reference Model) 1978 ISO OSI OSI: Physical Layer Data Link Layer Network Layer Transport Layer Session Layer Presentation Layer Application Layer 6 7. OSI (Bit) Hub 7 8. OSI FrameDeframe CSMA/CD Switch Hub 8 9. OSI 9 10. OSI 10 11. 11 12. OSI 12 13. 13 14. 14 : : : : : : : 15. OSI OSI 15 16. DoD ARPANET DoD(Department of Defense Model) :: WWW :(Host-to-Host) TCP UDP :(Internet) :IP :(Network Interface) Frame Relay 16 17. DoD/OSI/ TCP/IP 17 18. 18 2 2-10 10 19. (Local Area Network, LAN) 19 20. (Metropolitan Area Network, MAN) campus area network CAN 20 21. (Wide Area Network, WAN) 21 22. 22 23. () 23 24. 24 25. 25 26. 26 27. 27 28. 28 29. IBMToken Ring (token) 29 30. hub (switch) 30 31. 31 32. (1) ( ) 32 33. (2) (Coaxial Cable) 33 34. 34 35. (3) 35 36. (4) peer to peer 9.6KBPS4MBPS 36 30 37. (5) Laser 37 38. (6) : 1.802.11 IEEE802.11 802.11 2. 902M928MHz2.4G2.484GHz 38 39. 3. point-to-point point-to-multi points 2.4GHz10 1Mbps12Mbps 4.HomeRF HomeRF 39 40. 40 Mission: Impossible (1996) 41. 56Kbps 56Kbps ADSL (Cable Modem) 41 42. RJ-45 10Mbps 100Mbps 100MbpsIntel PCI 42 43. 43 44. 44 45. (Hub) 45 46. 46 47. 47 48. (router) OSI Routing IP 48 49. 49 50. 50 51. 51 52. (MAC) OSI 52 53. ISP Internet (sever) (Home Page) ISP (TANet)ISP( HiNetSeedNet) 53 Intranet () Internet Internet 54. 56K 56K ISP 54 55. ADSL ADSL(Asymmetric Digital Subscriber Line, ADSL) ADSL 1.5MB9MB64KB640KB 55 56. 36 MBPS 121 100 56 57. ISP 64Kbps512kbpsT1T2 T3 57 58. ( Access Point ) (ADSL) 58 PCMCIAUSB 59. (World Wide Web WWW) (Browser) WWW 60. UDP (UDP, User Datagram Protocol) UDP UDP TCP 60 61. TCP (Transmission Control Protocol, TCP) TCP 61 62. IP (Internet Protocol, IP) TCP/IPDoD (network layer) (Connectionless) (packet) IP IP 62 63. (OSI) DHCPDNSFTPGopherHTTPIMAP4IRCNNTPXMPP POP3SIPSMTPSNMPSSHTELNETRPCRTCPRTP RTSPSDPSOAP GTP STUNNTPSSDPBGPRIP TCPUDPTLSDCCPSCTPRSVPPPTPOSPF. IP (IPv4IPv6)ARPRARPICMPICMPv6IGMPIS-IS Ipsec Wi-Fi(IEEE 802.11) WiMAX(IEEE 802.16)ATMDTM FDDIGPRSEVDOHSPAHDLCPPPL2TPISDNSTP (PLC)SONET/SDHG.709 63 64. CUDP 64