, , .. , , . , .. .
, (transmitter). () , ( , ).
9. .
, , .
() - () , :
l : (STP shielded twisted pair) (UTP unshielded twisted pair). . ( ) . () 1- 7-.). 1 ( 100 ). 2 ( 1 ) 4 /.
Ethernet (10Base-T) 3 ( 10 /, 16 ), Token Ring 4 ( 20 ) 16 /.
: 5, 100 100 / 5 ( 125 , 1 / 4 ). 100 .
(70% ) 6 ( 250 , 1 /. Fast Ethernet Gigabit Ethernet.
UTP 6 ( 500 , 10 /) 7 600-700 , 100 /). 7 , 7 , , UTP, S/FTP (Screened Fully shielded Twisted Pair).
8- , ;
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l : (RG-58, 0,2 (6,25 ), CheaperNet ThinNet) (ThickNet, RG-8 0,4 (12,5 )). , , ( 1000 ), , 1,5-3 . , .
l : (SMF single mode fiber) (MMF multi mode fiber). (), () (4-72, ) , , . , . .
() (), . n ( (LAN - Local area network) , repeater) . . .