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Date:      Thu, 9 Feb 1995 20:04:28 -0700
From:      Nate Williams <>
To:        "M.C Wong" <>, (
Subject:   Re: DNS selection at user level
Message-ID:  <>
In-Reply-To: "M.C Wong" <> "DNS selection at user level" (Feb 10, 12:06pm)

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>   Just wonder if there is an environment variable/way for selecting 
>   default DNS server at user level without having to update /etc/resolv.conf ?
>   Preferably something that can manipulate a local workstation to 
>   resolve host and domain names at run-time control, including order of
>   the  DNS servers to be queried etc.

There would be too many ways to completely break security this way.  Say
you have a machine that exports it's file-systems with root access to a
specific machine.  All you need to do is provide a DNS server that you
setup which responds that your machine is the trusted machine.

There are many other ways which could cause these sorts of problems.


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