6.4.2 Module Quiz – Data Link Layer (Answers) - ITExamAnswers
Mar 30, 2020 · RJ-45 port. TCP/IP protocol stack. Explanation: The data link layer describes media access and physical addressing. The encoding of a MAC address on a NIC places it at that layer. Ports and cables are placed at the physical layer of the OSI model. IP addresses are placed at the network layer. The TCP/IP protocol stack describes a different model.
CCNA 1 v7.0 Curriculum: Module 6 – Data Link Layer
Apr 1, 2020 · The data link layer of the OSI model (Layer 2), as shown in the figure, prepares network data for the physical network. The data link layer is responsible for network interface card (NIC) to network interface card communications. The data link layer does the following: Enables upper layers to access the media.
Purpose of the Data Link Layer Answers - ITExamAnswers
Jun 13, 2022 · Explanation: The data link layer consists of two sublayers. These are Logical Link Control (LLC) and Media Access Control (MAC) 3. What is the responsibility of the MAC sublayer? Adds Layer 3 addresses to the frame. Communicates with the network layer (Layer 3) Provides the method to get the frame on and off the media.
6.3.5 Check Your Understanding – Data Link Frame Answers
Jun 13, 2022 · 1. What does the data link layer add to a Layer 3 packet to create a frame? (Choose two.) Explanation: The data link layer adds a header which contains the source and destination Layer 2 address and a trailer that contains a frame check sequence (FCS). 2. What is the function of the last field in a data link layer frame?
Module 2.3.3 Data Link Layer Quiz Answers - ITExamAnswers
Dec 18, 2022 · Explanation: In CSMA/CA, the device examines the media for the presence of a data signal. If the media is free, the device sends a notification across the media of its intent to use it. The device then sends the data. This method is used by 802.11 wireless networking technologies. 8.
Which two functions are performed at the MAC sublayer of the …
Nov 17, 2020 · Enables IPv4 and IPv6 to utilize the same network interface and media. Adds Layer 2 control information to network protocol data. Integrates various physical technologies. Communicates between the networking software at the upper layers and the device hardware at the lower layers. Provides synchronization between source and target nodes.
Which two functions are performed at the LLC sublayer of the OSI …
Mar 18, 2020 · Explanation: The data link layer is actually divided into two sublayers: + Logical Link Control (LLC): This upper sublayer defines the software processes that provide services to the network layer protocols. It places information in the frame that identifies which network layer protocol is being used for the frame.
Checkpoint Exam: Physical, Data Link, and Network Layers Answers
Oct 31, 2022 · Explanation: The OSI physical layer provides the means to transport the bits that make up a frame across the network media. This layer accepts a complete frame from the data link layer and encodes it as a series of signals that are transmitted to the local media. 6.
Which two functions are performed at the LLC sublayer of the OSI …
Mar 4, 2020 · Question: Which two functions are performed at the LLC sublayer of the OSI data link layer? (Choose two.) Enables IPv4 and IPv6 to utilize the same network interface and media. Places information in the frame that identifies which network layer protocol is …
Which statement describes a characteristic of the frame header …
Mar 4, 2020 · They all include the flow control and logical connection fields. Ethernet frame header fields contain Layer 3 source and destination addresses. They vary depending on protocols. They include information on user applications. Explanation: All data link layer protocols encapsulate the Layer 3 PDU within the data field of the frame.