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

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 .

idk

sorry.

but i may be able to identify that is not you < 3