IETF Logo Mail Archive

[Ntp] Symmetric mode

Hal Murray <halmurray@sonic.net> Mon, 19 September 2022 02:46 UTC

Return-Path: <halmurray@sonic.net>
X-Original-To: ntp@ietfa.amsl.com
Delivered-To: ntp@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 66076C14CE41 for <ntp@ietfa.amsl.com>; Sun, 18 Sep 2022 19:46:16 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.609
X-Spam-Level:
X-Spam-Status: No, score=-2.609 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_ZEN_BLOCKED_OPENDNS=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01] autolearn=ham autolearn_force=no
Received: from mail.ietf.org ([50.223.129.194]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id xn4M8PmOsAaj for <ntp@ietfa.amsl.com>; Sun, 18 Sep 2022 19:46:15 -0700 (PDT)
Received: from d.mail.sonic.net (d.mail.sonic.net [64.142.111.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id D62F3C14CF16 for <ntp@ietf.org>; Sun, 18 Sep 2022 19:46:15 -0700 (PDT)
Received: from 107-137-68-211.lightspeed.sntcca.sbcglobal.net (107-137-68-211.lightspeed.sntcca.sbcglobal.net [107.137.68.211]) (authenticated bits=0) by d.mail.sonic.net (8.16.1/8.16.1) with ESMTPSA id 28J2kEgo032031 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Sun, 18 Sep 2022 19:46:14 -0700
Received: from hgm (localhost [IPv6:::1]) by 107-137-68-211.lightspeed.sntcca.sbcglobal.net (Postfix) with ESMTP id 4AB8328C1E2; Sun, 18 Sep 2022 19:46:14 -0700 (PDT)
X-Mailer: exmh version 2.9.0 11/07/2018 with nmh-1.7.1
To: Danny Mayer <mayer@pdmconsulting.net>
cc: "ntp@ietf.org" <ntp@ietf.org>, Hal Murray <halmurray@sonic.net>
From: Hal Murray <halmurray@sonic.net>
In-Reply-To: Message from Danny Mayer <mayer@pdmconsulting.net> of "Sun, 18 Sep 2022 12:07:50 -0400." <796c33e6-02dc-0665-c8a2-a143f9100bdd@pdmconsulting.net>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Date: Sun, 18 Sep 2022 19:46:14 -0700
Message-Id: <20220919024614.4AB8328C1E2@107-137-68-211.lightspeed.sntcca.sbcglobal.net>
X-Sonic-CAuth: UmFuZG9tSVayDIOxxpBZ2UVuiFzPyYug/FJN7lw+Co/IK6sC8ppVzGUKBXdNK/VLmxX3Ti0ZTkKQPlwewXzcQX/Phfbqne/yQM2oV/jiezk=
X-Sonic-ID: C;jE1QOsU37RGv6uMCP63e0g== M;xI97OsU37RGv6uMCP63e0g==
X-Sonic-Spam-Details: -1.5/5.0 by cerberusd
Archived-At: <https://mailarchive.ietf.org/arch/msg/ntp/fXO2JubxKOECL8DQ9m0l2rEMNFk>
Subject: [Ntp] Symmetric mode
X-BeenThere: ntp@ietf.org
X-Mailman-Version: 2.1.39
Precedence: list
List-Id: Network Time Protocol <ntp.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ntp>, <mailto:ntp-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ntp/>
List-Post: <mailto:ntp@ietf.org>
List-Help: <mailto:ntp-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ntp>, <mailto:ntp-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 19 Sep 2022 02:46:16 -0000

>From another thread:

mayer@pdmconsulting.net said:
> Not true. You misunderstand how symmetric mode works. 

I've never figured out why symmetric mode is interesting.

It doesn't work with NTS.

Is symmetric mode interesting enough that we should try to fix that?  If so, 
would you please say a few words about why it is interesting?

Thanks.

-- 
These are my opinions.  I hate spam.

v2.23.0 | Report a Bug | By Email