Ok! Humberto
Grato pela atenção.
Eis o resultado do "apt-get update" para, por favor, sua análise:
ecporto@ecporto-desktop:~$ sudo apt-get update
[sudo] password for ecporto:
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Obter:1 http://br.archive.ubuntu.com precise Release.gpg [198 B]
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Obter:2 http://archive.canonical.com precise Release.gpg [198 B]
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Obter:3 http://archive.ubuntu.com precise Release.gpg [198 B]
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100% [4 Translation-en bzip2 0 B] [Aguardando por cabeçalhos]
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Obter:5 http://archive.ubuntu.com precise-updates Release.gpg [198 B]
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Obter:6 http://archive.ubuntu.com precise-security Release.gpg [198 B]
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Obter:12 http://br.archive.ubuntu.com precise/universe Translation-pt_BR
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