Protocols at roughly OSI Layers 2 through 4 are in the business of finding network internal paths ... handles the higher levels of the data link. A very large number of working groups are under ...

A couple posts ago, we talked about Layer 1 of the OSI Model — the Physical Layer. Today, we’ll start our climb up the Model with a visit to Layer 2, the Data Link Layer. The Data Link Layer ...

A tutorial on the Open Systems Interconnection (OSI) networking reference ... Routers at this layer help do this efficiently. Layer 2: Data Link The Data Link Layer provides node-to-node data ...

In networking and communications, the formats, codes and procedures for transmitting a unit of data (frame, packet) from one node to another. Known as a "layer 2 protocol," the data link protocol ...

The technical name of a frame of data transmitted over the data link layer (layer 2) in a communications network. Ethernet and Token Ring are examples of this layer. Many people neither use the ...

In the OSI model, data flows down the transmit layers, over the physical link, and then up ... over the physical layer of the network until the destination computer or another device receives ...