red
https://www.youtube.com/watch?v=5eKqUUDUORE&feature=related
https://es.wikipedia.org/wiki/Red_de_computadoras
https://www.youtube.com/watch?v=aDmV-mVI6LE&feature=related
topologia de redes
https://www.youtube.com/watch?v=5tdUBdp3b30&feature=related
https://es.kioskea.net/contents/initiation/topologi.php3
https://www.youtube.com/watch?v=yt5IX9oFL_k
administracion
https://www.youtube.com/watch?v=nW8Kp-3XOsA
https://es.wikipedia.org/wiki/Administraci%C3%B3n
tarjeta de red
https://www.youtube.com/watch?v=_0ULlskiiyM
https://www.youtube.com/watch?v=SgnSG8C-OH0
https://es.kioskea.net/contents/pc/carte-reseau.php3
tipo de cables de red
https://www.youtube.com/watch?v=zU1sFDNb15U
https://www.youtube.com/watch?v=32KDCEoyThg&feature=related
https://www.youtube.com/watch?v=f17ezMcXA-0&feature=related
https://fmc.axarnet.es/redes/tema_02.htm
concentrador
https://www.youtube.com/watch?v=sFGBzKmDfLw
https://es.wikipedia.org/wiki/Concentrador
switch
https://www.youtube.com/watch?v=GUQs85Mw4t8
https://www.youtube.com/watch?v=eCutevvBS-w&feature=related
https://www.my-ip.es/que_es_un_switch.php