Functional elements of Gigabit Ethernet technology
Enhanced version of Fiber channel (ANSI X3T11) FC0 physical and signaling interface (ANSI X3.230-1994). Includes 8b/10b coding and signaling rate increased to 1.250 GBd to achieve a 1 Gb/s data rate.
Media Access Control (MAC)
Full duplex and/or half duplex
Physical coding sublayer PCS uses 8b/10b encoding/decoding
Half-duplex repeater supporting
Full-duplex links supporting
2 m to 3 km link distances
22 AWG copper shielded twisted
pair transceiver with projected
operating length 0 m to 25 m
9 pin D-subminature connector
Gigabit media independent
interface GMII (optional)