Module 7 Check Understanding Flashcards
Which part of an Ethernet Frame uses a pad to increase the frame field to at least 64 bytes?
Data Field.
Which part of an Ethernet frame detects errors in the frame?
Frame Check Sequence.
Which part of an Ethernet frame describes the higher-layer protocol that is encapsulated?
EtherType
Which part of an Ethernet Frame notifies the receiver to get ready for a new frame?
Preamble.
Which data link sub layer controls the network interface through software drivers?
LLC
Which data link sub layer works with the upper layers to add application info for delivery of data to higher level protocols?
LLC
Controls access to the media.
Checks for errors in received bits.
uses CSMA/CD or CSMA/CA to support eth technology.
What are these a function of?
MAC sublayer.
What are two methods for switching data between ports on a switch?
cut-through switching
store-and-forward switching
Which switching method can be implemented using fast-forward switching or fragment-free switching?
cut-through switching
Which two types of memory buffering techniques are used by switches?
port-based memory buffering.
shared memory buffering.
What feature automatically negotiates the best speed and duplex setting between interconnecting devices?
auto negotiation.
What is the special value assigned to the first 24 bits of a multicast MAC address transporting an IPv4 packet?
01-00-5E
What will a host on an Ethernet network do if it receives a frame with a unicast destination MAC address that does not match its own MAC address?
It will discard the frame.
Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame?
switch
Which network device has the primary function to send data to a specific destination based on the information found in the MAC address table?
switch
