What is difference between fast ethernet and ethernet port?
Answer Posted / dev.richhariya
Fast Ethernet uses the same frame formats and CSMA/CD
technology as normal 10Mbps Ethernet. The difference is
that the maximum delay for the signal across the segment is
now 5.12 microseconds instead of 51.2 microseconds. This
comes from the fact that the bit time (time to transmit one
bit) is 0.01 microseconds and that the slot time for a
frame is 512 bit times.
The Inter-Packet Gap (IPG) for 802.3u is 0.96 microseconds
as opposed to 9.6 microseconds for 10Mbps Ethernet.
The slot-time is the time it takes to transmit 512 bits on
10Mbps Ethernet (i.e. 5.12 microseconds) and listen for a
collision (see earlier). This remains the same for
100BaseT, but the network distance between nodes, or span,
is reduced.
" Fast Ethernet port works with 100 Mbps and Ethernet port
works with 10 Mbps ".
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