Match the following devices with the correct description.

A. Switch 1. Operates at the physical layer and

extends the cable as if it is a single

cable.

B. Router 2. Operates at the physical layer and

connects all connections into one

device or concentrator.

C. Repeater 3. Operates at the network layer and

can filter both hardware and network

addresses.

D. Hub 4. Works at the Data-Link layer and

transmits a digital signal only to the

specific port where the destination

MAC address is located.

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