Which Layer of the OSI Reference Model Does a Router

question 66

Multiple Choice

Which layer of the OSI reference model does a router work at?

• A) Physical layer
• B) Data link layer
• C) Network layer
• D) Transport layer

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Definitions:

WLAN

Stands for Wireless Local Area Network, it is a network that allows devices to connect and communicate wirelessly within a limited area like a home, school, or office building.

DHCP

Dynamic Host Configuration Protocol, a network management protocol used to automate the process of configuring devices on IP networks, assigning unique IP addresses to each device.

Layer 3

In the context of networking, refers to the third layer of the OSI model - the network layer - responsible for packet forwarding, including routing through intermediate routers.

Layer 2

In networking, this refers to the data link layer of the OSI model, which is responsible for node-to-node data transfer and detecting errors in the physical layer.