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Usage of Internet Applications. March 10, 1998 Jung Sung-wuk SPARCS, KAIST [email protected]. Telnet ARA BBS Telnet commands Telnet Servers FTP FTP Commands Anonymous FTP Advice on FTP. News Group Examples Outlook Express WWW WWW Internet Address Web Compass - PowerPoint PPT Presentation
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Brief Contents
Telnet ARA BBS Telnet commands Telnet Servers
FTP FTP Commands Anonymous FTP Advice on FTP
News Group Examples Outlook Express
WWW WWW Internet Address Web Compass Search Engine
telnet
Definiton Remote login
When do we use this? BBS Online Service
DB Search
ARA BBS
[email protected]>telnet ara.kaist.ac.krTrying 143.248.8.5...Connected to ara.kaist.ac.kr.Escape character is '^]'. SunOS UNIX (ara) login: bbs ::::: ::::/:::: //| ||\ ||\ ||\ ||\ // TM K.A.I.S.T ::SPA\RCS:: //_| ||/ ||_\ ||< ||< \\ --==##==-- ::::/:::: // | ||\ || \ ||/ ||/ // UNIVERSITY ::::: ----------------------------- Since 1991.12.7 *!* 아라의 세계에 오신 여러분을 환영합니다 *!* -=[ 아라비비 ]=- 에 오신 것을 환영합니다 . 사용자 명을 입력해 주세요 ( 새로 오신 분은 'new', 그만두시려면 'off')사용자명 (UserId) : aplus27
비밀번호 (Passwd) :
Telnet Commands
o - opencl - closeq - quitCTRL - ]
Telnet Servers
Telnet connection Servers kids.kornet.nm.kr ara, csqueen, ms, math1 posb.postech.ac.kr
daidun, chiak, sparcs, adam, volt ....
Online Services www service
http://libr0.kaist.ac.kr/~opac
Connect open and quit
Directory move and file search cd and lcd ls, dir
File Transfer get, put mget, mpu
set bin, ascii
FTP commads
Anonymous FTP
Everybody can accessOnly need your E-mail address
[email protected]>ftp ftp.kaist.ac.krConnected to cair-archive.kaist.ac.kr.220 cair-archive FTP server (Version wu-2.4(7) 1997 년 2 월 11 일 화요일 오후 01 시08 분 27 초 ) ready.Name (ftp.kaist.ac.kr:allaplus): anonymous331 Guest login ok, send your complete e-mail address as password.
Password:
Anonymous FTP Servers
ftp.kaist.ac.kr ftp.korenet.nm.kr gura.kaist.ac.kr cair.kaist.ac.kr camis.kaist.ac.kr...
=================================
command : cd /pub
Advice on ftp
Select the nearest server Check the local time Change your directory in advance Be careful when overwriting Find README.txt Background job. ftp -n hostname << EOF
user login passwdcd directory_nameget filenamebyeEOF
news group example
Han.* han.comp.lang.c han.rec.sports.football han.rec.humor
Others comp.lang.java.programmer alt.manga alt.binaries.pictures.art
about 20,000 news groups
WWW(World Wide Web)
Hypermedia and Hypertext HTML HTTP
History of WWW Born in 1989
Browser Mosaic Netscape Communicatoer Internet Explorer
Internet address
World class org, com, edu, gov, mil, net
Country kr, ca, jp, sk, etc.
In some countries ( incl. Korea ) ac, co, go, nm, or, re, ...
Examples www.kaist.ac.kr, www.chosun.com, www.w3.org, www.chollian.net
Web Compass
Search Engine Altavista - www.altavista.digital.com Infoseek - www.infoseek.com
Directory Service 심마니 - simmany.chollian.net 네이버 - www.naver.com Yahoo - www.yahoo.com
Search Example
Altavista - www.altavista.digital.com AND, “
“chanho park” AND “Piazza”
OR - NEAR
“Michael Jackson” NEAR Korea
Naver - www.naver.com Meta search engine