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Date: Sun, 27 Jan 2008 17:29:51 +0100 (CET)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: "Ivan \"Rambius\" Ivanov" <rambiusparkisanius@gmail.com>
In-Reply-To: <89ce7f740801270759l780e08aaw16710154bf1debe6@mail.gmail.com>
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References: <89ce7f740801270759l780e08aaw16710154bf1debe6@mail.gmail.com>
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Cc: FreeBSD Questions <freebsd-questions@freebsd.org>
Subject: Re: How to backup the users
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> Hello,
>
> I am running a small FreeBSD server and I have a a couple of users
> ssh'ing to it. I want to wipe the server out and reinstall FreeBSD on
> it, but I want to preserve the users' credentials. Can you please
> advise me how to back them up?

/home/*
/etc/master.passwd
/var/cron/tabs/*
/var/mail/*

possibly other files.


but format+reinstall is when you have windows, with unix there is no need 
to.