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Date:      Thu, 2 Aug 2001 08:50:28 -0700 (PDT)
From:      David Malone <dwmalone@maths.tcd.ie>
To:        freebsd-bugs@FreeBSD.org
Subject:   Re: misc/29388: DNS resolver problem (gethostbyaddr)
Message-ID:  <200108021550.f72FoSt51387@freefall.freebsd.org>

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The following reply was made to PR misc/29388; it has been noted by GNATS.

From: David Malone <dwmalone@maths.tcd.ie>
To: "Alexander S. Usov" <usov@ukr.net>
Cc: freebsd-gnats-submit@FreeBSD.org
Subject: Re: misc/29388: DNS resolver problem (gethostbyaddr)
Date: Thu, 2 Aug 2001 16:43:14 +0100

 On Thu, Aug 02, 2001 at 07:08:45AM -0700, Alexander S. Usov wrote:
 > >Description:
 > When I perform dns lookup with gethostbyaddr(3), and destination machine
 > has an underscore (_) in its name, I get an NO_RECOVERY error code.
 > When I use dig(1) or nslookup(1) I get a correct answer.
 
 An _ in a hostname is not legal. Resolver libraries and name servers
 are beginning to be more strict and refuse to resolve such names.
 I suspect this is what you are seeing.
 
 	David.

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