Chapter 2 Flashcards
Informal, formal name for fast Ethernet
802.3u , 100base t
Informal, formal Name for Ethernet.
802.3 , 10 base-t
Informal, formal name for gigabit Ethernet (fiber)
802.3z, 1000base-lx
Informal, formal name for gigabit Ethernet
802.3ab, 1000base t
Informal, formal name for 10 gig Ethernet
10gbase t, 802.3an
Straight-through cable pinout (transmit)
1,2 transmit
Straight-through cable pinout (receiver)
3,6
A crossover cable connects which two pins on the receiver side.
3,6
Chose a cable, hub and a switch
Crossover cable
Choose a cable switch and router
Straight-through cable
Choose a cable, PC with router
Crossover cable
Choose cable, PC and switch
Straight-through cable
Choose cable, hub and router
Straight-through cable
The first 24 bits locked in the MAC address is called what?
Organizationally unique identifier (OUI) 24 bits
How many bytes is the fcs field
4 bytes ( 32 bit)
Fcs is in which parts of a packet.
The trailer
What is frame check sequence (fcs)
A method for the reviving nic to determine if problems occurred with transmission.
How many bytes is a oui
3 bytes 24 bits
Name of the first half of a MAC address
Organizationally unique identifier. Oui
Preamble resides in which part of the packet
The header
Describe what the preamble is used for
Used for error recovery with tcp. And synchronization.
Where does the start frame delimiter reside
In the header
What does the start frame delimiter (sfd) do
Signifies that the next byte begins the destination MAC address field.
Where does the frame check sequence reside
In the trailer.
