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/etc/apt/sources.list¤ò
deb http://ftp.jp.debian.org/debian/ etch main
deb-src http://ftp.jp.debian.org/debian/ etch main
deb http://security.debian.org/ etch/updates main
deb-src http://ftp.jp.debian.org/debian/ etch main
deb http://security.debian.org/ etch/updates main
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# apt-get update
# apt-get -u dist-upgrade