From owner-freebsd-stable Tue Feb 23 6:17: 6 1999 Delivered-To: freebsd-stable@freebsd.org Received: from sloth.cs.unm.edu (sloth.cs.unm.edu [198.59.151.21]) by hub.freebsd.org (Postfix) with ESMTP id 9E10D10FC4 for ; Tue, 23 Feb 1999 06:16:59 -0800 (PST) (envelope-from cfaehl@cs.unm.edu) Received: from avarice.cs.unm.edu ([198.59.151.252]) by sloth.cs.unm.edu with esmtp (Exim 2.10 #1) id 10FIdq-0005pk-00; Tue, 23 Feb 1999 07:16:54 -0700 X-Mailer: exmh version 2.0.2 2/24/98 To: Rahul Dhesi Cc: freebsd-stable@freebsd.org Subject: Re: FYI: Don't let SunOS clients bind to FreeBSD NIS servers In-Reply-To: Message from Rahul Dhesi of "Tue, 23 Feb 1999 05:37:09 PST." <199902231337.AA17100@bolero-x.rahul.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 23 Feb 1999 07:16:51 -0700 From: "Chris D. Faehl" Message-Id: Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > The standard gethostby*() library functions in SunOS do all host name > resolutions via NIS queries. > > When started with the -n option to enable DNS resolution, the FreeBSD > ypserv(1) process does DNS resolutions, but *VERY* slowly. This > absolutely kills performance on Suns, if you have a Sun client bound to > a FreeBSD NIS server. Observed with SunOS 4.1.3_U1 and FreeBSD 3.1-RELEASE. > > Solution: Don't let Sun clients bind to FreeBSD NIS servers. This can > be achieved by using a /var/yp/securenets file. Solution: the suns are broken. Known problem. Update your resolver libraries on the sun clients so that they perform proper DNS. Should be able to find instructions in a Sun FAQ somewhere (sorry, no URL on hand). It's a hack that FreeBSD had the unusual courtesy to provide Sun boxes. Let's don't foster this kind of nefarious client behavior... > > Rahul > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-stable" in the body of the message > ------------------------------------------------------------------------------- Chris Faehl | Email: cfaehl@cs.unm.edu The University of New Mexico | URL: http://www.cs.unm.edu/~cfaehl Computer Science Dept., Rm. FEC 313 | Phone: 505/277-3016 Albuquerque, NM 87131 USA | FAX: 505/277-6927 ------------------------------------------------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message