Token Ring . . , .
.. 3 (). 3 , (RRR).
Token Ring . :
1. Rr ;
2. Pr ;
3. Sr ─ Pr;
4. Sx ─ ;
5. Pm ─ , .. .
, , , Pm. , , .
. RRR (), RRR, .. , . , , , Sx, .
FastEthernet.
IEEE-802.3u. , Ethernet CSMA/CD, . , FastEthernet . , , .
100 /. . .
FastEthernet :
1. (MAC)
2. (MII)
:
3. 100BaseTX
4. 100BaseT4
5. 100BaseFX
FastEthernet .
|
|
: ( 100BaseFX) 5- (100BaseTX, 100BaseT4). 100 . 250 .
: MAC , . .., FastEthernet 10 100 /. FastEthernet , RJ-45 , .
100BaseFX : , .
100BaseTX 5- , , - . .
100BaseT4 3- 5- , 4 . .
:
1
2
3 4 , .
FastEthernet Ethernet . 8 16 , .
Ethernet:
1. - 16 .
2. - 6 - , . , , . - , . , , - , .
3. - 6 - . .
4. - 2 . .
5. - 1474 . . , .
6. - 4 . . 6. , .
|
|
FDDI.
IEEE-802.9. FDDI . . . , . . . , . - . FDDI 200 /. 2 : 4 5 100 /; 5 6 . .
FDDI.
FDDI , 2 . A ( - , ). 200 / (100 , 100 ). .
B , ( ). . 100 /. : 100%- .
, .
.