Ups sorry I dont see that this forum is in english
Let me tell you how do I fix it whit a very simple thing,
After searching about to many diferent ways and comands that I dont now what menning, I search in the Ubuntu Software Center (where we search for install software) the model of my chipset (bcm4318) and there is only one installer in the result, I install this and ready my problem was solved.
I expect that my information be usefull for everyone here.
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