![]() ![]() Grouping of devices on a VLAN is independent of where the devicesĪre physically located in the LAN. Group together related devices into separate network segments. The LAN, creating VLANs, which are independent logical networks that Bridging creates separate broadcast domains on Segments of a LAN can be linked at the frame level using bridges. A broadcast domain is a logicalĭivision of a network in which all nodes of that network can be reached Network uses some frames to control the data link itself.Īt Layer 2, unicast refers to sending framesįrom one node to a single other node, whereas multicast denotes sending traffic from one node to multiple nodes, and broadcasting refers to the transmission of frames to all Have a defined structure and can be used for error detection, control Frames are transmitted to and receivedįrom devices on the same local area network (LAN). Layer2 is the network layer used to transferĭata between adjacent network nodes in a wide area network or betweenĪ frame is a protocol data unit, the smallest Layer 2 is equivalent to the link layer (the lowest layer) Level in the seven-layer OSI reference model for network protocolĭesign. ![]() Layer 2, also known as the Data Link Layer, is the second
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