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, 090226:1..........................................................................................................31.1 ...................................................................3 2. ..................................................................4 3. ..........................................................4
3.1 ............................................................4
3.2 .....................................................53.3 .....................................................63.4 ..............................................63.5 HTTP ..............................................................74. ........................................................................74.1 .............................74.2 ....................................85. ...............................................................106.................................................................................................111. , XX . .
(IBM, Honeywell, Burroughs, Univac) . (SNA, DNA, BNA...), . .
ARPANET (Advanced Reearch Project Ageny Network) 1969. . . , .1.1
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, . , , . ( ) . , (IP - Internet Protocol).2. , , . () . ,a , , , . TCP/IP (Transmission Control Protocol/Internet Protocol) 1978. a 4 . ARPANET 9,6 56 Kbps ( kilobits per second).
1986. NSF (National Science Foundation Network) TCP/IP , o ( - backbone) . TCP/IP America Online Compuserve. NSF . TCP/IP . - - . , .
, , WWW- (World Wide Web) ( ) o (, , ...). Wb ; .
3. 3.1 (, , ) . ; .
packet switching). , , . ( ), () . TCP/IP (Transmission Control Protocol/Internet Protocol).
, TCP/IP . IP TCP, - TCP/IP. IP ( - 6.2) . TCP , . , TCP - , , . TCP - , .5
4
3
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TCP/IP . . TCP/IP . 25 , TCP/IP ISO-OSI (International Standard Organization - Open System Interconnection).3.2 ( ) (IP)) . 32- , - . IP ( 4) . 232 - , 4,3x109. IP ( 6) 128- ( 2128-3,4x1038 ). . , .
( ) . , . (Firewall/proxy), .3.3 () ; , . . Wb :
: 194.247.202.196
: www.pstd.rs - , :
[email protected]@194.247.202.rs . :
.edu (education-edukacija)
.com (comercial-komercijalno)
.org (organizations-ogranizacija)
.gov (government-vlada)
, , . , :
.rs .de
.fr
2000. .eu .
, , :
.ac.rs
.rs-
. - .3.4 () . . (URL - Uniform Resource Locator). URL : (), , .
: http://www.amazon.com/exec/obidos/subst/home/home.html/102-7290825-7973713
http://www.energoprojekt.rs/datoteka.html
telnet://racunar1.energoprojekt.rs
ftp://ftp.energoprojekt.rs3.5 HTTP 1. HTTP TCP/IP
2. HTTP-a3.
4.
4. . - (ISP Internet Service Provider), .
( ), . , .
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4.1
, . , (PSTN Public Switched Telephone Network). , (dial in), , .
. - . , - - .
LAN- (Local Area Network) . . .
. , ISDN (Integrated Services Digital Network) . . / W . , , , . , W , .
, .4.2 - . . ( ) , 33.6 Kbit/s, 56 Kbit/s , 33.6 Kbit/s . , , , ... HDSL (High-speed Digital Subscriber Line) . ISDN - (Integrated Services Digital Network).
ISDN :
PRI - , 2048 /;
BRI - , 128 / ( , , ).ADSL
(Digitaly Subscriber Line) "" 64 / ( ) . (Download) (Upload) . . (KDS) , . 0,5 Mbps. , Wireless. 2,4 5 GHz. ( ) : . 2 Mbps 54 Mbps. . 35000 . . "Footprint".5.
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