, , . . , .
. , , (, ). , Enterprise 250 (Sun Microsystems) - , 24... 56 . ., Enterprise 450 82 95 . .
.
. , , . . . .
. . . 300 800 ( dpi). , , TIFF, GIF, PCX, JPEG, , DXF.
. (A3, 4), .
( ) . , .
. (/). Carrier Sense Multiple Access /Collision Detection (CSMAI CD). () , , .
|
|
. , , . , , .
2.4. Ethernet
Ethernet, Xerox. /. Ethernet IEEE 802/3. IEEE 802/4, .
Ethernet . , 1996 . 85 % Ethernet.
, / , , , () () , , .
MAC- , .
Ethernet
1. Thick Ethernet ( ); 10Base-5, 10 10 /, 5 ( ), . . 500 . : 5; 100; 2,5 . , {) .
2. Thin Ethernet ( ); 10Base-2: 5; 185 ; 30; 0,5 ; 10 /.
3. TwistedPair Ethernet; 10Base-T; , (hubs). () () (active and passive hubs), .
4. Fiber Optic Ethernet ( ), 10Base-F; , . 2... 4 .
5. RadioEthernet ( IEEE 802/11). , . , . 11 / 2,4 , 54 / 5 .
|
|
6. Fast Ethernet, 100Base-X 100Base-T ( IEEE 802/3u). 100 /. /. ( ),
7. Gigabit Ethernet (1000Base-X). . IEEE 802.3z 830 1270 ( 1000Base-SX 1000Base-LX) 550 5000 , 5 (1000Base-CX) 25 . 1 /. .
Token Ring
, , . , , . , , .
FDDI
FDDI , , .
. 100 /. 200 , 2 . 500. 1300 .
. . 200 /.