Question

What is a Layer 2 device that receives an electrical signal in one port, interprets the bits, and makes a filtering or forwarding decision about the frame? If it forwards, it sends a regenerated signal. This network device typically has many physical ports, oftentimes with RJ-45 connectors.
Hub
Firewall
Switch
Router

Answer 1

Answer:

Router

Explanation:

Router -

It is a networking device which helps to forward the data packets between the networks of the computer .

It acts as a traffic director in the internet .

The data which is sent via internet is made into data packets . And then the packet is forwarded from one router to another , until the packed reaches its destination .

The function given in the question is about router .