1 1-1. 1-2 1-3 1-4

1-1.

(Internet) . , . TCP/IP

1969 ARPAnet . ARPATNET , FTP, . TCP/IP . 1970 ARPAnet

TCP/IP . TCP/IP HTTP .TCP/IP TCP/IP(Transmission Control Protocol/Internet Protocol) , TCP/IP TCP/IP . TCP/IP TCP IP 2 . TCP . IP , .

TCP/IP TCP/IP HTTP, FTP, SMTP, SLIP/PPP 4 .

HTTP(Hyper Text Transfer Protocol) . FTP(File Transfer Protocol) . SMTP(Simple Mail Transfer Protocol) . SLIP/PPP(Serial Line Internet Protocol / Point to Point Protocol) TCP/IP .

IP (Domain Name). IP (DNS:Domain Name Server).

OSI(Open System Interconnection) ISO . OSI 7 4 . OSI .

OSI OSI

IP . IPv4 IPv6 .

IPv4 NetID( ) HostID( ) IP 5(AE) IP , A,B,C .

IPv6

IPv6(Internet protocol Version 6) 128 , IPv4 32 4 IP.

IPv6 IETF IPv4 (IP) , , Ipv6 (Unicast), (Anycast), (multicast) 3 . , Ipv4 Ipv6 .

. (Mobile)+(Wireless) . (Mobile) PDA, . // . WLL(Wireless Local Loop) HDFS(High Density Fixed Service) LAN .

(Ubiquity) : (Accessibility) : (Security) : (Convenience) : (Localization) : (Instant Connectivity) : (Personality) :

: : : :

, , .

CPU OS / CPU

: , ,

: , ,

: , ,

: PDA .

, PDA . CP . (Carrier) SKT, KTF, LGT . .

IWF(Inter-Working Function) : MSC(Mobile Switching Center) :

(CP) CP(Contents Provider) . . . . WINC . . , . CP .

1-2

WAP WAP

WAP(Wireless Application Protocol) . Unwired Planet( Phone.com ) HDTP HDML, Nokia TTML, Ericsson ITTP . 1997 6 Ericsson, Motorola, Nokia, Unwired Planet 4 WAP(Wireless Application Protocol) . WAP . WAP WML(Wireless Markup Language) XML . 011, 017, 019 WAP .

WAP

WAP

WAP HTTP (Client) WAP Gateway . WAP Gateway WAP TCP/IP . , WAP Gateway , Gateway WAP . Gateway WAP . WAP Gateway WSP HTTP , , . .

MME

MME(Microsoft Mobile Explorer) WAP HTTP . WAP HTML mHTML . mHTML ME(Mobile Explorer) . . 016, 018 ME(mHTML) .

i-mode

i-mode NTT-DoCoMo . TDMA PDC . i-mode HTML c-HTML i-mode . i-mode .

WAN (WAN :Wide Area Network) , . WAN .

LAN

(LAN :Local Area Network) , , , , , . (Wireless LAN) .

Personal Network . , , . (Bluetooth) IrDA(Infrared Data Association) . IrDA

! () , .

! . .

: .

: .

!

(Hand off) . . .

. .

(Circuit switched) . . CDMA .

(Packet switched) . CDMA .