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Is Ethernet layer 2 or 1?

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol, which resides at layers 3 and 4.

What does the link layer do TCP/IP?

The data link layer is the second layer in the OSI Model. The three main functions of the data link layer are to deal with transmission errors, regulate the flow of data, and provide a well-defined interface to the network layer. Data Link Layer of the OSI Model: Protocol, Functions Design - Lesson study.com academy data-link-layer-of-the-osi- study.com academy data-link-layer-of-the-osi-

Is wifi layer 2 or 3?

All Wireless LANs operate on the Physical and Data Link layers, layers 1 and 2. All Wi-Fi systems use these layers to format data and control the data to conform with 802.11 standards.

Is link layer 1 or 2?

The data-link layer identifies the network protocol type of the packet, in this instance TCP/IP. The data-link layer also provides error control and framing. Examples of data-link layer protocols are Ethernet IEEE 802.2 framing and Point-to-Point Protocol (PPP) framing.

What are the 7 layers of networking?

The link layer includes the protocols that define communication between local (on-link) network nodes which fulfill the purpose of maintaining link states between the local nodes, such as the local network topology, and that usually use protocols that are based on the framing of packets specific to the link types. Link layer - Wikipedia wikipedia.org wiki Linklayer wikipedia.org wiki Linklayer

What does the link layer do?

Despite the different semantics of layering between the Internet protocol suite and OSI model, the link layer is sometimes described as a combination of the OSIs data link layer (layer 2) and physical layer (layer 1).

Is A VLAN Layer 1 or 2?

VLANs are data link layer (OSI layer 2) constructs, analogous to Internet Protocol (IP) subnets, which are network layer (OSI layer 3) constructs. In an environment employing VLANs, a one-to-one relationship often exists between VLANs and IP subnets, although it is possible to have multiple subnets on one VLAN.

Is link a layer 1 or 2?

The data link layer, or layer 2, is the second layer of the seven-layer OSI model of computer networking. This layer is the protocol layer that transfers data between nodes on a network segment across the physical layer.

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