Pergunta de entrevista da empresa Cox Communications

What is a layer 1 device?

Respostas da entrevista

Sigiloso

24 de dez. de 2016

A hub although I noted that they are increasingly rare and only usually used for troubleshooting.

Sigiloso

29 de set. de 2017

a layer 1 device is any physical device such as computer. layer 2 is data within your network and layer 3 is packets traveling outside your network to another destination.