PHY TX 15.10.
15.10. PHY TX
PHY FX - MLT-3 5- 4/5B , (Auto-negotiation) .
MLT-3 5- ( 15.11).
15.11. MLT-3
MLT-3, PHY TX PHY FX , - (scrambler/descrambler), ANSI TP-PMD. 5- PCS, 4B/5B, MLT-3 , - .
Auto-negotiation -
PHY TX PHY T4 Auto-negotiation, PHY .
5 , PHY TX PHY T4 :
- 10Base-T (2 3)
- 10Base-T full-duplex (2 3)
- 100Base-TX (2 5 ( Type 1 STP)
- 100Base-TX full-duplex (2 5 ( Type 1 STP)
- 100Base-T4 (4 3)
10Base-T , 100Base-T4 - . , .
10Base-T - link test pulses, - 10Base-T. , Auto-negotiation, , , Auto-negotiation. Fast Link Pulse burst (FLP).
, auto-negotiation, FLP, 8- , , , .
- Auto-negotuiation , FLP, . - , . , .
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, 10Base-T, 16 , . FLP, Auto-negotiation, . , FLP , , 10Base-T .
, PHY FX PHY TX, (full-duplex mode). CSMA/CD - Tx Rx.
.
100Base-TX 100Base-FX 200 /.
100Base-T IEEE . , , . - .
, , Ethernet, , .
Ethernet'a . , , (XOFF). (XON).