Re: [ippm] Robert Wilton's No Objection on draft-ietf-ippm-route-09: (with COMMENT)

"MORTON, ALFRED C (AL)" <acm@research.att.com> Thu, 13 August 2020 11:52 UTC

Return-Path: <acm@research.att.com>
X-Original-To: ippm@ietfa.amsl.com
Delivered-To: ippm@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 29BE93A0BDA; Thu, 13 Aug 2020 04:52:54 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.897
X-Spam-Level:
X-Spam-Status: No, score=-1.897 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id pakcFioIb1g0; Thu, 13 Aug 2020 04:52:52 -0700 (PDT)
Received: from mx0a-00191d01.pphosted.com (mx0b-00191d01.pphosted.com [67.231.157.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 29A503A0BF5; Thu, 13 Aug 2020 04:52:52 -0700 (PDT)
Received: from pps.filterd (m0049458.ppops.net [127.0.0.1]) by m0049458.ppops.net-00191d01. (8.16.0.42/8.16.0.42) with SMTP id 07DBqouw018737; Thu, 13 Aug 2020 07:52:50 -0400
Received: from tlpd255.enaf.dadc.sbc.com (sbcsmtp3.sbc.com [144.160.112.28]) by m0049458.ppops.net-00191d01. with ESMTP id 32w4100s9w-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 13 Aug 2020 07:52:50 -0400
Received: from enaf.dadc.sbc.com (localhost [127.0.0.1]) by tlpd255.enaf.dadc.sbc.com (8.14.5/8.14.5) with ESMTP id 07DBqket031993; Thu, 13 Aug 2020 06:52:46 -0500
Received: from zlp30497.vci.att.com (zlp30497.vci.att.com [135.46.181.156]) by tlpd255.enaf.dadc.sbc.com (8.14.5/8.14.5) with ESMTP id 07DBqbj3031851 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 13 Aug 2020 06:52:37 -0500
Received: from zlp30497.vci.att.com (zlp30497.vci.att.com [127.0.0.1]) by zlp30497.vci.att.com (Service) with ESMTP id 4A9F94016998; Thu, 13 Aug 2020 11:52:37 +0000 (GMT)
Received: from clph811.sldc.sbc.com (unknown [135.41.107.12]) by zlp30497.vci.att.com (Service) with ESMTP id 290214016997; Thu, 13 Aug 2020 11:52:37 +0000 (GMT)
Received: from sldc.sbc.com (localhost [127.0.0.1]) by clph811.sldc.sbc.com (8.14.5/8.14.5) with ESMTP id 07DBqabf046363; Thu, 13 Aug 2020 06:52:36 -0500
Received: from mail-azure.research.att.com (mail-azure.research.att.com [135.207.255.18]) by clph811.sldc.sbc.com (8.14.5/8.14.5) with ESMTP id 07DBqV12044982; Thu, 13 Aug 2020 06:52:31 -0500
Received: from exchange.research.att.com (njbdcas1.research.att.com [135.197.255.61]) by mail-azure.research.att.com (Postfix) with ESMTP id AE3B010A191D; Thu, 13 Aug 2020 07:52:30 -0400 (EDT)
Received: from njmtexg5.research.att.com ([fe80::b09c:ff13:4487:78b6]) by njbdcas1.research.att.com ([fe80::8c6b:4b77:618f:9a01%11]) with mapi id 14.03.0468.000; Thu, 13 Aug 2020 07:52:30 -0400
From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: Robert Wilton <rwilton@cisco.com>, The IESG <iesg@ietf.org>
CC: "draft-ietf-ippm-route@ietf.org" <draft-ietf-ippm-route@ietf.org>, "ippm-chairs@ietf.org" <ippm-chairs@ietf.org>, "ippm@ietf.org" <ippm@ietf.org>, Brian Trammell <ietf@trammell.ch>
Thread-Topic: Robert Wilton's No Objection on draft-ietf-ippm-route-09: (with COMMENT)
Thread-Index: AQHWcVfiJ1JT4jboKESvdL7elepbHKk1686Q
Date: Thu, 13 Aug 2020 11:52:29 +0000
Message-ID: <4D7F4AD313D3FC43A053B309F97543CF0140BC8D50@njmtexg5.research.att.com>
References: <159731251730.30588.5713446668406246399@ietfa.amsl.com>
In-Reply-To: <159731251730.30588.5713446668406246399@ietfa.amsl.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [69.141.203.172]
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-08-13_10:2020-08-13, 2020-08-13 signatures=0
X-Proofpoint-Spam-Details: rule=outbound_policy_notspam policy=outbound_policy score=0 impostorscore=0 lowpriorityscore=0 suspectscore=0 malwarescore=0 phishscore=0 mlxlogscore=999 spamscore=0 mlxscore=0 bulkscore=0 priorityscore=1501 adultscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008130089
Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/jwG7IA4MZHg_ntKme6OZ6LKIHN0>
Subject: Re: [ippm] Robert Wilton's No Objection on draft-ietf-ippm-route-09: (with COMMENT)
X-BeenThere: ippm@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: IETF IP Performance Metrics Working Group <ippm.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ippm>, <mailto:ippm-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ippm/>
List-Post: <mailto:ippm@ietf.org>
List-Help: <mailto:ippm-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ippm>, <mailto:ippm-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 13 Aug 2020 11:53:02 -0000

Thanks for your review, Rob!
Please see a possible resolution below,
Al

> -----Original Message-----
> From: Robert Wilton via Datatracker [mailto:noreply@ietf.org]
> Sent: Thursday, August 13, 2020 5:55 AM
> To: The IESG <iesg@ietf.org>
> Cc: draft-ietf-ippm-route@ietf.org; ippm-chairs@ietf.org; ippm@ietf.org;
> Brian Trammell <ietf@trammell.ch>; ietf@trammell.ch
> Subject: Robert Wilton's No Objection on draft-ietf-ippm-route-09: (with
> COMMENT)
> 
> Robert Wilton has entered the following ballot position for
> draft-ietf-ippm-route-09: No Objection
> 
...
> 
> 
> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
> 
> Hi,
> 
> Thank you for this document, I found it mostly straight forward to read,
> but I
> find the definition in section 3.2 slightly confusing.
> 
> 3.2.  Parameters
> 
>    This section lists the REQUIRED input factors to specify a Route
>    metric.
> 
> ...
> 
> Possibly I'm slightly confused by what a Route metric is (it is outside of
> domain of knowledge) but I was surprised by some of the input parameters (e.g.
> "i", "T", "Ta").  This is probably because I initially read this sentence as
> defining what parameters would need to be specified to enable an program to
> perform a route metric calculation across the network (e.g., like the set of
> options that might be provided to traceroute).  However, I suspect a different
> meaning is intended, perhaps that these are the mandatory parameters that must
> be considered in a route metric calculation?  Perhaps some tweaking of this
> text might help clarify the intent?
> 
> Regards,
> Rob
> 
> 
[acm] 
I agree, let's add some more context:

NEW
This section lists the REQUIRED input factors to define and measure a Route metric, as specified in this memo.

We can iterate if you want/have a better idea; the new sentence is now in the working text.