Return-Path: X-Original-To: tsvwg@core3.amsl.com Delivered-To: tsvwg@core3.amsl.com Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id 374C53A6B41 for ; Wed, 1 Dec 2010 03:05:34 -0800 (PST) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -102.553 X-Spam-Level: X-Spam-Status: No, score=-102.553 tagged_above=-999 required=5 tests=[AWL=0.046, BAYES_00=-2.599, USER_IN_WHITELIST=-100] Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id MMryH0rJY3qg for ; Wed, 1 Dec 2010 03:05:33 -0800 (PST) Received: from mgw-da02.nokia.com (smtp.nokia.com [147.243.128.26]) by core3.amsl.com (Postfix) with ESMTP id 3C9E13A6B40 for ; Wed, 1 Dec 2010 03:05:33 -0800 (PST) Received: from mail.fit.nokia.com (esdhcp030222.research.nokia.com [172.21.30.222]) by mgw-da02.nokia.com (Switch-3.4.3/Switch-3.4.3) with ESMTP id oB1B606L018679 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 1 Dec 2010 13:06:01 +0200 Subject: Re: Reminder: WGLC Announcement for draft-ietf-tsvwg-iana-ports-08 - 26th November 2010 X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.96.4 at fit.nokia.com Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: multipart/signed; boundary=Apple-Mail-29--638260672; protocol="application/pkcs7-signature"; micalg=sha1 From: Lars Eggert In-Reply-To: <4CF6252A.2020303@cisco.com> Date: Wed, 1 Dec 2010 13:05:51 +0200 Message-Id: References: <4CE573AC.6050708@erg.abdn.ac.uk> <4CED3A82.5050708@ericsson.com> <4CF60F04.60101@ericsson.com> <4CF6252A.2020303@cisco.com> To: Eliot Lear X-Mailer: Apple Mail (2.1082) X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.6 (mail.fit.nokia.com); Wed, 01 Dec 2010 13:05:57 +0200 (EET) X-Nokia-AV: Clean Cc: Magnus Westerlund , Paul Hoffman , tsvwg WG X-BeenThere: tsvwg@ietf.org X-Mailman-Version: 2.1.9 Precedence: list List-Id: Transport Area Working Group List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Dec 2010 11:05:34 -0000 --Apple-Mail-29--638260672 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Hi, On 2010-12-1, at 12:36, Eliot Lear wrote: > As I recall, though, nobody really had a problem with dropping the > distinction. It's only there in some UNIX flavors; and the only real > issue is on multi-user systems where the port could conceivably be > grabbed by someone. Realistically, that's not a concern because if = it's > important, there is something listening from start-up. "only some Unix flavors" is severely understating the issue. I just = tried MacOS, FreeBSD and Ubuntu Linux, and none of them let user process = bind to ports below 1024. I agree with you that the reasons for having separate port ranges are = bogus, but the *reality* is that it *matters* whether your port is above = or below 1024 on many deployed systems. And hence it matters for = applicants what number they get. 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