From nobody Tue May 31 06:02:06 2022 Return-Path: X-Original-To: alto@ietfa.amsl.com Delivered-To: alto@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id A20C0C14CF12; Tue, 31 May 2022 06:02:02 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -14.609 X-Spam-Level: X-Spam-Status: No, score=-14.609 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H2=-0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01, URIBL_BLOCKED=0.001, USER_IN_DEF_DKIM_WL=-7.5] autolearn=unavailable autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=cisco.com header.b=MUuo9Evj; dkim=pass (1024-bit key) header.d=cisco.onmicrosoft.com header.b=L1ktyXWz 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 j01bmUjw48Hq; Tue, 31 May 2022 06:01:57 -0700 (PDT) Received: from alln-iport-7.cisco.com (alln-iport-7.cisco.com [173.37.142.94]) (using TLSv1.2 with cipher DHE-RSA-SEED-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 535AFC157B5F; Tue, 31 May 2022 06:01:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=5630; q=dns/txt; s=iport; t=1654002117; x=1655211717; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=A/M3cH13VOcR0ycnRUQse96+zCyknyVrc6tY1Xx9A7k=; b=MUuo9EvjEiPbx967TkZi89XmBQFgHFo7OPsyWMANdOVVuQHulYsnslHP d2EetZPCvOgkq61IEbM5OFFyw1uJ1GKOA393GJEpTCqiQox4lNCkF52ey IdNaY88pZP7wT+NLelWNWddr5YO6pl7wBJEIUlz9K8flNc/LAhJfPFfb9 8=; X-IPAS-Result: =?us-ascii?q?A0BHBgCSyZJi/40NJK1agQmBT4FSUgd3Alk5RIROg0wDh?= =?us-ascii?q?TGFC4MCA5s7gSwUgREDVAsBAQENAQE3BQYEAQGFAgIWhS4CJTQJDgECBAEBA?= =?us-ascii?q?QEDAgMBAQEBAQEDAQEFAQEBAgEHBIEJE4VoDYZCAQEBAQMSEREMAQE3AQsEA?= =?us-ascii?q?gEIEQQBAQMCJgICAjAVCAgCBAENBQgaglyCZAMxAQ6gCQGBPgKKH3qBMYEBg?= =?us-ascii?q?ggBAQYEBIFNQYJ/GII4AwaBESyDFYQqhyQnHIFJRIEVQ4JnPoJiAQEDgSgBE?= =?us-ascii?q?gESEYNUN4IujheEQINrHTsDTjUSgSFxAQgGBgcKBTIGAgwYFAQCExJNBh0CE?= =?us-ascii?q?wwKBhYOQhIZDA8DEgMRAQcCCxIIFSwIAwIDCAMCAyMLAgMYCQcKAx0IChwSE?= =?us-ascii?q?BQCBBMfCwgDGh8tCQIEDgNFCAsKAxEEAxMYCxYIEAQGAwkvDSgLAwUPDwEGA?= =?us-ascii?q?wYCBQUBAyADFAMFJwcDIQcLJg0NBBwHHQMDBSYDAgIbBwICAwIGFwYCAhlYC?= =?us-ascii?q?igNCAQIBBgEHiUTBQIHMQUELwIeBAUGEQkCFgIGBAUCBAQWAgISCAIIJxsHF?= =?us-ascii?q?jYZAQVdBgsJIRYGKQsGBQYWAyMnKicFSA8pOgUEHwEbkyeCAoEWggwBYgQUD?= =?us-ascii?q?hkIEA0TXwQVPS0CDyoFkiwbBoNTmAmTAQqDTosbjnqGFRWDdYw+mCeWaCCND?= =?us-ascii?q?ZRThQoCBAIEBQIOAQEGgWE8aXBwFYMjITAZD5IShRSFSnUdAR0CBgEKAQEDC?= =?us-ascii?q?YtIgkYBAQ?= IronPort-PHdr: A9a23:m7p6nBbSO6323k9FOe29WBH/LTAphN3EVzX9orIriLNLJ6Kk+Zmqf EnS/u5kg1KBW4LHo+lFhOzbv+GFOyQA7J+NvWpEfMlKUBkI2skTlhYrVciCD0CzJfX2bis8S cJFUlIt/3yyPUVPXsjkYFiHqXyp5jlUERL6ZmJI IronPort-Data: A9a23:UuAToqAGKWQ/rRVW/zXiw5YqxClBgxIJ4kV8jS/XYbTApD0r32ZUx jdOX26PP//eZWD9KtEiOY639RsG7ZXVytEyOVdlrnsFo1CmBibm6XV1Cm+qYkt+++WaFBoPA /02M4WGdIZuJpPljk/F3oLJ9RGQ7onVAOulYAL4EnopH1U8FX1x0UgLd9MR2+aEv/DoW2thh vuqyyHvEAfNN+lcaz98Bwqr8XuDjdyq0N8qlgVWicNj4Dcyo0Io4Kc3fsldGZdXrr58RYZWT 86bpF2wE/iwEx0FUrtJmZ6jGqEGryK70QWm0hJrt6aebhdqqzNj6po8aqEgW2RaiBXOko5d7 PhqusnlIespFvWkdOU1Wh1cFWR1OrdLve+BKnmkusvVxErDG5fu66wxVwdtY8tBoaAuXTgmG f8wcFjhajiZmOOy3LW9YuJtnc8kasLsOevzv1kwk2iGVq9/EMyrr6Pi1dFdwR5tgIN3L83kO /NIcgZeaCzQbEgaUrsQINdk9AuyvVH8ejxXoVW9vqEqpWXf0Up61tDFOd7JffSLSNlb2EGCq Qru9mDlBVQRNNWe0yGt83+wiKnIhyyTcI4IHbOks/9nnFPWz2gPD1gdUkCn5Py+hkOWWt9DJ QoT4CVGhaIz8EjtUcSoA0W4vXebsx9aUN1VO+E/4RuGjKvZ/wjfAXILJhZAZccpnM47WTJs0 UWG9/vsAjxmtbCZD3ia67ydoTqzIwASN2YEaiJCRgwAi+QPu6k6ihbJC91kCqPw3pv+GCr7x HaBqy1Wa6gvsPPnHp6TpTjv6w9AbLCZFl5dCtn/No590j5EWQ== IronPort-HdrOrdr: A9a23:fZ9Kh6OoMXsIPMBcT2D155DYdb4zR+YMi2TDiHoedfUFSKOlfp 6V8MjzjSWE9Ar4WBkb6LS90dq7MAzhHPlOkMcs1NaZLUbbUQ6TTb2KgrGSuwEIdxeOlNK1kJ 0QDpSWa+eATGSS7/yKmzVQeuxIqLLsncDY5ts2jU0dNz2CAJsQiDuRfzzra3GeMzM2Y6bReq Dsg/Zvln6FQzA6f867Dn4KU6zovNvQjq/rZhYAGloO9BSOpSnA0s+7LzGomjMlFx9fy7Yr9m bI1ybj4L+4jv29whjAk0fO8pVtnsf7wNcrPr3OtiFVEESvtu+bXvUkZ1SwhkFznAhp0idtrD D4mWZkAy200QKJQoj6m2q05+Cq6kdR15ar8y7ovZKkm72jeNr/YPAx2L6wtXDimhAdVZhHod F2N271jesmMTrQ2Cv6/NTGTBdsiw69pmcji/caizhFXZIZc6I5l/1UwKp5KuZJIMvB0vFtLA CuNrCq2N9GNVeBK3zJtGhmx9KhGnw1AxedW0AH/siYySJfknx1x1YRgJV3pAZNyLstD51fo+ jUOKVhk79DCscQcKJmHe8EBc+6EHbETx7AOH+bZV7nCKYEMXTQrIOf2sR52Mi6PJgTiJcikp XIV11V8WY0ZkL1EMWLmIZG9xjcKV/NFAgFCvsukaSRloeMMYYDaxfzOmzGu/HQ18kiPg== X-IronPort-Anti-Spam-Filtered: true X-IronPort-AV: E=Sophos;i="5.91,259,1647302400"; d="scan'208";a="861731194" Received: from alln-core-8.cisco.com ([173.36.13.141]) by alln-iport-7.cisco.com with ESMTP/TLS/DHE-RSA-SEED-SHA; 31 May 2022 13:01:13 +0000 Received: from mail.cisco.com (xfe-aln-005.cisco.com [173.37.135.125]) by alln-core-8.cisco.com (8.15.2/8.15.2) with ESMTPS id 24VD0qif029593 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=OK); Tue, 31 May 2022 13:00:52 GMT Received: from xfe-rtp-004.cisco.com (64.101.210.234) by xfe-aln-005.cisco.com (173.37.135.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Tue, 31 May 2022 08:00:52 -0500 Received: from NAM12-BN8-obe.outbound.protection.outlook.com (64.101.32.56) by xfe-rtp-004.cisco.com (64.101.210.234) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14 via Frontend Transport; Tue, 31 May 2022 09:00:52 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Fm3qTXDkUHuDW6yIyqZYpW5QJlt+fy8OvMC3uAPPJfRNOdYCMU4gx/kmO75wyLEUOkV/xIRrod3Tz2q7zPX3q17NViVkanCeLaZ/AONS1VdFUryujK6uzDfLIVh1hubfrw5ljzilGnLcCqj7G6h0Q1oy3sdsBIqBo6NkNT+QAHrAWMYRPfWcxuhYWp/0D/X9FZC/yQ31tBkeieEsu+8zcOBeQ3AJG1f1m068l8nDvSjLPEMNPZ8Iqh4v4jtEjkVrSlf05NoaHZWyYXGYimsX2rNJHPzqb7w0omsOsGuJRMSLbYI7LmQQHnSEtzph6Nnfgb2K04bB93SCC9NyDSuRsA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=A/M3cH13VOcR0ycnRUQse96+zCyknyVrc6tY1Xx9A7k=; b=hXj7+dJA8lwMs7Y9NdLtch6iZDuxk7rk6Jzc0DgQ0q33MERroa6zQjbNy7NiiKIiTWQMg/QpJRp+JQAuoNup08l0rwTXY16muXz6CLaJFbIDx9e6WEOmAP5mEVRfnjdyfqIslUQJ41bFKFwvvFp4YcgGjuodgq8hq+IHZ5hJZugHbooWbu1H9bcRE8R611gJMIslqTmMeXv1TKr6DfRRYIeJkf7ONTKeJPjN0QSbD1VCqvGLb1nW87prR3j+44WBQ0138DODDsoTCHJrGjMKF2y2Bh/2fCTfiWae+emyaLsaFI3gYPTkFyxKlFLao0pdZI9ZD51bev/jw9k672GKVw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=cisco.com; dmarc=pass action=none header.from=cisco.com; dkim=pass header.d=cisco.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.onmicrosoft.com; s=selector2-cisco-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=A/M3cH13VOcR0ycnRUQse96+zCyknyVrc6tY1Xx9A7k=; b=L1ktyXWzYVsltHNlALo0oiv6D4RajWql6ysFLi0A6ixCL5shBo3E7wZ9CUBODBa/VXtSB9ZvrZ4N6gto0ITXS3B7hSZ91mq7NyTeAMECWdMWyW7khA4xJWyPgX2ap9ztug96wmmhUr5HIrZJDssr2kSe75FoIbR5D9CAfJTCcRQ= Received: from BY5PR11MB4196.namprd11.prod.outlook.com (2603:10b6:a03:1ce::13) by MWHPR11MB1806.namprd11.prod.outlook.com (2603:10b6:300:10e::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5293.13; Tue, 31 May 2022 13:00:50 +0000 Received: from BY5PR11MB4196.namprd11.prod.outlook.com ([fe80::9cb4:b6a6:ca25:2392]) by BY5PR11MB4196.namprd11.prod.outlook.com ([fe80::9cb4:b6a6:ca25:2392%5]) with mapi id 15.20.5293.019; Tue, 31 May 2022 13:00:50 +0000 From: "Rob Wilton (rwilton)" To: "mohamed.boucadair@orange.com" , The IESG , Qin Wu CC: "draft-ietf-alto-cost-mode@ietf.org" , "alto-chairs@ietf.org" , "alto@ietf.org" , "kaigao@scu.edu.cn" Thread-Topic: Robert Wilton's Discuss on draft-ietf-alto-cost-mode-03: (with DISCUSS) Thread-Index: AQHYcEj/3DgIKwkZWUipjrqXqjXDQK04+dKAgAABnPA= Date: Tue, 31 May 2022 13:00:50 +0000 Message-ID: References: <165349114335.46468.4386873382620304297@ietfa.amsl.com> <20741_1654001511_62960F67_20741_396_1_045d46efe8e444848b52d7f945245699@orange.com> In-Reply-To: <20741_1654001511_62960F67_20741_396_1_045d46efe8e444848b52d7f945245699@orange.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_Enabled=true; MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_SetDate=2022-05-31T11:33:28Z; MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_Method=Privileged; MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_Name=unrestricted_parent.2; MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_SiteId=90c7a20a-f34b-40bf-bc48-b9253b6f5d20; MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_ActionId=efff090e-4156-43b9-83b5-0c6db8cb47ef; MSIP_Label_07222825-62ea-40f3-96b5-5375c07996e2_ContentBits=0 authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=cisco.com; x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 8eda8e2e-eb43-4a8e-5e79-08da430596a4 x-ms-traffictypediagnostic: MWHPR11MB1806:EE_ x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:BY5PR11MB4196.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230001)(366004)(53546011)(55016003)(5660300002)(966005)(122000001)(7696005)(38070700005)(186003)(38100700002)(2906002)(71200400001)(508600001)(86362001)(76116006)(8936002)(33656002)(4326008)(64756008)(66446008)(66476007)(66556008)(52536014)(66946007)(8676002)(110136005)(54906003)(9686003)(83380400001)(316002)(26005)(6506007); DIR:OUT; SFP:1101; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?bjlIOHhHakVBNXlyTlc5NzRRZDIzT0lJVUloeUdINXdkK0d1c2ZLNUZpeTRt?= =?utf-8?B?S3FKcUU3YVFFSS90WnR5UGN0bEJKOUxhTHV3TDYzK1dnL2JBbHBPTUZ4Yk5h?= =?utf-8?B?U2ZkNGhpS3EvL2pDUVJaOFJ0TlNIS082L0pSdDYrRVV2enB5VGM2TU1HY0ll?= =?utf-8?B?S2JVTzkwcGthcmtzK1dkZUh3elBUczYwLzl6SklYOEFONnRGbGhRbktyUHI4?= =?utf-8?B?WWxzUmhJenptVG5xUVBsamZaKzJrM0d2UFlxemVCUWhyNm1pUEpHMXUrc2xq?= =?utf-8?B?L1NvV1I4Ny9BeGI5QitPOUZ4bEVKVXdRWGJMSlZSWnpnVGwwWWFockdQUm5M?= =?utf-8?B?SW1hV0pUVG9xZjJMbHRxYTBrcnRWYkZzOUpYTWt4MlRpdi9ldFBreGtsenh1?= =?utf-8?B?dmtVR3dpNHZMSU5NOE45SkM1bzJuWitKOFpZSStseHFTc3lNMDlDK0xMcGw0?= =?utf-8?B?bHJsUHZWWGxVamYzTlRQc1MzaStRUE40N2ljUVZqNnVBU1ZZeHh5Mlp6dER2?= =?utf-8?B?akwrNW1MWlZpVnpKWU0vcjBrN0JHTVVVUUNUcGZZWWdxMjhJcStBTGFPNFNS?= =?utf-8?B?U3pVb25NblhBZ0NPZTFhRDIyTncxZkExK0JsZ2dSVGtmb2FrZ2pxaWM3cmtK?= =?utf-8?B?ZitQYXl2WjNVYjcramk0QzRYQWxrWFdzQkRLUnNEbTRUbFRxZFd0UEdQQ0s5?= =?utf-8?B?QTlRY01iQk1FT3JBbmlNUzlWN3dJdHc1SkVwNnNyb2RQZWpqV1E5RndZMjli?= =?utf-8?B?emRVenBGUUJPamNIRGZhZHo3OXIxRjErdllkVEFSR3pjaUczeVBRVVFMOWZz?= =?utf-8?B?NUtSa2FhWWRPc09nWklGa3JpY1dIVllCK2JUL2M5VTU1NjBZUVU3d3gwdWYx?= =?utf-8?B?ekdLYVlRWnVyeXdFNkx4NWtGK0RnRDBhbzBDREtraTFVY1Y5cDFubXlVcENr?= =?utf-8?B?RzdSdFM5TmtqOFZGM25EK0xnKy9WYXNXS29pMWpFRUJRSFh2RWY1VWQ5WExC?= =?utf-8?B?MWpZdDVkN0F2WFJCQVRlYkxlK1lWYVVrc2crNUFiVHZTY0hUcmxaTGFmYlov?= =?utf-8?B?dnBIaEk2V1cvVURPeW92WkorM1JkTUdIK3pBVnhGOFp2OTlJTkZPck1Pei8y?= =?utf-8?B?NlR0KzJ5ZHVBM0RNSUtkam5rK2Y4Mk85QUp4UkROMjQ1NUdteTZCSGRMQ2dZ?= =?utf-8?B?YjhDaHcxNS9nUmFWdFJqMkxWQWV5L1VxYStjalRVdUQ2YWtJQ2ZtaTVxZUM3?= =?utf-8?B?eWZHQXNYWW1LbWxsVjFoeWRjZFN2cUN6Si9zTzNxVWh2Qzg4d2hzcWF1eE9h?= =?utf-8?B?a2ZWK01MRmh5MC9sV05XNWIyM0VZdjBHTFRMd0pybDVsQmkxd1huWDVVZXVQ?= =?utf-8?B?ZHo3VVJvU0MrVjI4ekgvK1orUHQwNHRyY3FaQkcxd2pmNTBOelo5cXZEb1hT?= =?utf-8?B?NlNreE14YVZ2NjA5eFVhY3V4bk1sZnNKZ0c1R0RVOE1yV2dlZDM3cmhlbSsr?= =?utf-8?B?VThwWXMvWU5ma0dLRUNhT1oxUGtYL0xPQ1RiSkFvOEFoUnN1QVNPSmdRN2Ji?= =?utf-8?B?Z29BdjRDZXovSGpYQ3BTVVZxRmV0Y2s5cGMxSjQydXoxT2xjUlZDbFdQelEr?= =?utf-8?B?aS9IQWtUMEJxeFUyajg1Vms0TEhhRWhNVDAzR05INER3d1diL3FnTkR0cEVE?= =?utf-8?B?ZHp4MFZxUjVMczJQS0U4SWl5MVBkRHl0ZkphdWpvMlpUMHZMTWNTRHNoRjNk?= =?utf-8?B?S0V4VTloMU85RHRyeDZ5N01GR2ZSYU9QeDJQM2d4WFZBTWNwdlFmK3hmaktp?= =?utf-8?B?T1ZjSWxqb09JeDl0MlhNd3FnM1ZZVzl4Z0pySEdnWjVkMVk4WENZMU5pNGRr?= =?utf-8?B?Z1ZrWDI3U3o3cE9pYTRGZVZ4YUFZbHpyTTBvb0JCUXljQTB3b05DOW5LT1pJ?= =?utf-8?B?bjc5dVZ0SFdLd3FqMU9tandDemJQNWlrQmgvVGFvbVozU3FQQUc3TlBFM0hK?= =?utf-8?B?bnU3b0FoR2V3Q3ZncCt2VFVnTE5EUGFpQVE4cTdVR2hnOEdlRFhnTTJkQWc2?= =?utf-8?B?dUtsTHR3ZklTN2xaV2x5RnF2UGczZng1OUlodHZOdUN5U2VWRzVKRy9RTUdJ?= =?utf-8?B?aXVZZktEZFJ2NU1jeFppRUd4dHErNkNYTjNKZ1FLUGswaC9meXNwOEV5YS8v?= =?utf-8?B?T216TkQzNUpVS0luMEM2eUhMaDk2Ung3MUlkL3hBWXVQcWV6NkVzSXpnUEFw?= =?utf-8?B?anFvdGYzZlB6MHJYNThJTkRyUGlZbEZka3FDSksvMmU4OE9IK25vbHI2SkVs?= =?utf-8?B?QkxpMmt3Wk9mNzFnbFFFQmVPK1hoVllSVkNlWG1wVy9xdUxlUUhmQT09?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BY5PR11MB4196.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8eda8e2e-eb43-4a8e-5e79-08da430596a4 X-MS-Exchange-CrossTenant-originalarrivaltime: 31 May 2022 13:00:50.7442 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 5ae1af62-9505-4097-a69a-c1553ef7840e X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: kDCn9AfFIAIxaXTk2yWACtskXwaXUoH9rrXI2Km8DfRUhB43PD3xd7Pv1z2pR45yDRK4sKhDJgkZ0lgp48ILuw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR11MB1806 X-OriginatorOrg: cisco.com X-Outbound-SMTP-Client: 173.37.135.125, xfe-aln-005.cisco.com X-Outbound-Node: alln-core-8.cisco.com Archived-At: Subject: Re: [alto] Robert Wilton's Discuss on draft-ietf-alto-cost-mode-03: (with DISCUSS) X-BeenThere: alto@ietf.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: "Application-Layer Traffic Optimization \(alto\) WG mailing list" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 31 May 2022 13:02:02 -0000 SGkgTWVkLCAmIFFpbiwNCg0KUWluLCBzb3JyeSBmb3Igbm90IHJlcGx5aW5nIGVhcmxpZXIsIGJ1 c3kgbGFzdCB3ZWVrIGFuZCBvbiBQVE8gKGluIHRoZW9yeSA7LSkgdGhpcyB3ZWVrLg0KDQpBbnl3 YXksIHRoZSBwcm9wb3NlZCB0ZXh0IGNoYW5nZXMgbG9vayBnb29kIGFuZCBpcyBzdWZmaWNpZW50 IGZvciBtZS4NCg0KSSB3aWxsIGNsZWFyIG15IGRpc2N1c3MuDQoNClJlZ2FyZHMsDQpSb2INCg0K DQotLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KRnJvbTogbW9oYW1lZC5ib3VjYWRhaXJAb3Jh bmdlLmNvbSA8bW9oYW1lZC5ib3VjYWRhaXJAb3JhbmdlLmNvbT4gDQpTZW50OiAzMSBNYXkgMjAy MiAxMzo1Mg0KVG86IFJvYiBXaWx0b24gKHJ3aWx0b24pIDxyd2lsdG9uQGNpc2NvLmNvbT47IFRo ZSBJRVNHIDxpZXNnQGlldGYub3JnPg0KQ2M6IGRyYWZ0LWlldGYtYWx0by1jb3N0LW1vZGVAaWV0 Zi5vcmc7IGFsdG8tY2hhaXJzQGlldGYub3JnOyBhbHRvQGlldGYub3JnOyBrYWlnYW9Ac2N1LmVk dS5jbg0KU3ViamVjdDogUkU6IFJvYmVydCBXaWx0b24ncyBEaXNjdXNzIG9uIGRyYWZ0LWlldGYt YWx0by1jb3N0LW1vZGUtMDM6ICh3aXRoIERJU0NVU1MpDQoNCkhpIFJvYiwgDQoNCkZXSVcsIHdl IGFkZGVkIGEgTkVXIHRleHQgdG8gZXhwbGFpbiBob3cgdGhlIG5ldyBtb2RlcyBjYW4gYmUgZGlz Y292ZXJlZCB1c2luZyBsZWdhY3kgbWVhbnM6IGh0dHBzOi8vdGlueXVybC5jb20vY29zdC1tb2Rl LWxhdGVzdC4gDQoNClRoYW5rcyBmb3IgdGhlIHJldmlldy4gDQoNCkNoZWVycywNCk1lZA0KDQo+ IC0tLS0tTWVzc2FnZSBkJ29yaWdpbmUtLS0tLQ0KPiBEZcKgOiBSb2JlcnQgV2lsdG9uIHZpYSBE YXRhdHJhY2tlciA8bm9yZXBseUBpZXRmLm9yZz4NCj4gRW52b3nDqcKgOiBtZXJjcmVkaSAyNSBt YWkgMjAyMiAxNzowNg0KPiDDgMKgOiBUaGUgSUVTRyA8aWVzZ0BpZXRmLm9yZz4NCj4gQ2PCoDog ZHJhZnQtaWV0Zi1hbHRvLWNvc3QtbW9kZUBpZXRmLm9yZzsgYWx0by1jaGFpcnNAaWV0Zi5vcmc7 DQo+IGFsdG9AaWV0Zi5vcmc7IGthaWdhb0BzY3UuZWR1LmNuOyBrYWlnYW9Ac2N1LmVkdS5jbg0K PiBPYmpldMKgOiBSb2JlcnQgV2lsdG9uJ3MgRGlzY3VzcyBvbiBkcmFmdC1pZXRmLWFsdG8tY29z dC1tb2RlLTAzOg0KPiAod2l0aCBESVNDVVNTKQ0KPiANCj4gUm9iZXJ0IFdpbHRvbiBoYXMgZW50 ZXJlZCB0aGUgZm9sbG93aW5nIGJhbGxvdCBwb3NpdGlvbiBmb3INCj4gZHJhZnQtaWV0Zi1hbHRv LWNvc3QtbW9kZS0wMzogRGlzY3Vzcw0KPiANCj4gV2hlbiByZXNwb25kaW5nLCBwbGVhc2Uga2Vl cCB0aGUgc3ViamVjdCBsaW5lIGludGFjdCBhbmQgcmVwbHkgdG8NCj4gYWxsIGVtYWlsIGFkZHJl c3NlcyBpbmNsdWRlZCBpbiB0aGUgVG8gYW5kIENDIGxpbmVzLiAoRmVlbCBmcmVlIHRvDQo+IGN1 dCB0aGlzIGludHJvZHVjdG9yeSBwYXJhZ3JhcGgsIGhvd2V2ZXIuKQ0KPiANCj4gDQo+IFBsZWFz ZSByZWZlciB0bw0KPiBodHRwczovL3d3dy5pZXRmLm9yZy9hYm91dC9ncm91cHMvaWVzZy9zdGF0 ZW1lbnRzL2hhbmRsaW5nLWJhbGxvdC0NCj4gcG9zaXRpb25zLw0KPiBmb3IgbW9yZSBpbmZvcm1h dGlvbiBhYm91dCBob3cgdG8gaGFuZGxlIERJU0NVU1MgYW5kIENPTU1FTlQNCj4gcG9zaXRpb25z Lg0KPiANCj4gDQo+IFRoZSBkb2N1bWVudCwgYWxvbmcgd2l0aCBvdGhlciBiYWxsb3QgcG9zaXRp b25zLCBjYW4gYmUgZm91bmQNCj4gaGVyZToNCj4gaHR0cHM6Ly9kYXRhdHJhY2tlci5pZXRmLm9y Zy9kb2MvZHJhZnQtaWV0Zi1hbHRvLWNvc3QtbW9kZS8NCj4gDQo+IA0KPiANCj4gLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t DQo+IC0tLS0NCj4gRElTQ1VTUzoNCj4gLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tDQo+IC0tLS0NCj4gDQo+IEhpLA0KPiAN Cj4gVGhpcyBpcyBhICJkaXNjdXNzIiBkaXNjdXNzLCBhcyBpbiBJJ20gbm90IHN1cmUgdGhlIGRv Y3VtZW50IGlzDQo+IHdyb25nLCBidXQgSQ0KPiB0aG91Z2h0IHRoYXQgaXQgd291bGQgYmUgaGVs cGZ1bCB0byBmbGFnIHRoaXMgZm9yIGZ1cnRoZXINCj4gZGlzY3Vzc2lvbi4NCj4gDQo+IEluIFJG QyA3Mjg1LCBjb3N0LW1vZGUgaXMgZGVmaW5lZCBhcyBhIGZpZWxkIHRoYXQgTVVTVCB0YWtlIG9u ZSBvZg0KPiB0d28gc3RyaW5nDQo+IHZhbHVlcywgZWl0aGVyICJudW1lcmljYWwiIG9yICJvcmRp bmFsIi4gIEknbSBub3QgcmVhbGx5IGZhbWlsaWFyDQo+IHdpdGggUkZDDQo+IDcyODUsIGFuZCBp biBwYXJ0aWN1bGFyLCB3aGV0aGVyIGEgcmVjZWl2ZXIgaXMgcmVxdWlyZWQgdG8NCj4gZXhwbGlj aXRseSBjaGVjaw0KPiB0aGF0IHRoZSByZWNlaXZlZCBkYXRhIG11c3QgdGFrZSBvbmUgb2YgdGhl c2UgdHdvIHZhbHVlcywgb3INCj4gd2hldGhlciBhDQo+IHJlYXNvbmFibGUgaW1wbGVtZW50YXRp b24gY291bGQgY2hlY2sgZm9yIGEgc2luZ2xlIHZhbHVlLCBhbmQgaWYNCj4gZG9lc24ndCBtYXRj aA0KPiB0aGF0IHZhbHVlIGFzc3VtZSB0aGF0IGl0IG11c3QgYmUgdGhlIG90aGVyIHZhbHVlIChz aW5jZSB0aGVyZSBhcmUNCj4gb25seSB0d28NCj4gYWxsb3dlZCB2YWx1ZXMpLiAgT2J2aW91c2x5 LCBtb3ZpbmcgdG8gbW9yZSB0aGFuIHR3byB2YWx1ZXMgY291bGQNCj4gdGhlbiBjYXVzZQ0KPiB0 aGlzIGFzc3VtcHRpb24gdG8gYnJlYWsgaW4gZXhpc3RpbmcgaW1wbGVtZW50YXRpb25zLiAgV2Fz IHRoaXMNCj4gaXNzdWUNCj4gY29uc2lkZXJlZCBhbmQgZGlzY3Vzc2VkIGJ5IHRoZSBXRz8gIEl0 IGxvb2tzIGxpa2UgYWx0byBkb2VzDQo+IHN1cHBvcnQgYQ0KPiB2ZXJzaW9uaW5nIG1lY2hhbmlz bSAoaS5lLiwgYnkgZGVmaW5pbmcgbmV3IG1lZGlhIHR5cGVzKSB0aGF0DQo+IG1pZ2h0IGFsbG93 IHRoZQ0KPiBkZWZpbml0aW9uIG9mIHRoaXMgZmllbGQgdG8gYmUgdXBncmFkZWQgaW4gYSBzYWZl ciB3YXkuICBXYXMgdGhhdA0KPiBhcHByb2FjaA0KPiBjb25zaWRlcmVkPw0KPiANCj4gUmVnYXJk cywNCj4gUm9iDQo+IA0KPiANCj4gDQo+IA0KDQoNCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18NCg0KQ2UgbWVzc2FnZSBldCBz ZXMgcGllY2VzIGpvaW50ZXMgcGV1dmVudCBjb250ZW5pciBkZXMgaW5mb3JtYXRpb25zIGNvbmZp ZGVudGllbGxlcyBvdSBwcml2aWxlZ2llZXMgZXQgbmUgZG9pdmVudCBkb25jDQpwYXMgZXRyZSBk aWZmdXNlcywgZXhwbG9pdGVzIG91IGNvcGllcyBzYW5zIGF1dG9yaXNhdGlvbi4gU2kgdm91cyBh dmV6IHJlY3UgY2UgbWVzc2FnZSBwYXIgZXJyZXVyLCB2ZXVpbGxleiBsZSBzaWduYWxlcg0KYSBs J2V4cGVkaXRldXIgZXQgbGUgZGV0cnVpcmUgYWluc2kgcXVlIGxlcyBwaWVjZXMgam9pbnRlcy4g TGVzIG1lc3NhZ2VzIGVsZWN0cm9uaXF1ZXMgZXRhbnQgc3VzY2VwdGlibGVzIGQnYWx0ZXJhdGlv biwNCk9yYW5nZSBkZWNsaW5lIHRvdXRlIHJlc3BvbnNhYmlsaXRlIHNpIGNlIG1lc3NhZ2UgYSBl dGUgYWx0ZXJlLCBkZWZvcm1lIG91IGZhbHNpZmllLiBNZXJjaS4NCg0KVGhpcyBtZXNzYWdlIGFu ZCBpdHMgYXR0YWNobWVudHMgbWF5IGNvbnRhaW4gY29uZmlkZW50aWFsIG9yIHByaXZpbGVnZWQg aW5mb3JtYXRpb24gdGhhdCBtYXkgYmUgcHJvdGVjdGVkIGJ5IGxhdzsNCnRoZXkgc2hvdWxkIG5v dCBiZSBkaXN0cmlidXRlZCwgdXNlZCBvciBjb3BpZWQgd2l0aG91dCBhdXRob3Jpc2F0aW9uLg0K SWYgeW91IGhhdmUgcmVjZWl2ZWQgdGhpcyBlbWFpbCBpbiBlcnJvciwgcGxlYXNlIG5vdGlmeSB0 aGUgc2VuZGVyIGFuZCBkZWxldGUgdGhpcyBtZXNzYWdlIGFuZCBpdHMgYXR0YWNobWVudHMuDQpB cyBlbWFpbHMgbWF5IGJlIGFsdGVyZWQsIE9yYW5nZSBpcyBub3QgbGlhYmxlIGZvciBtZXNzYWdl cyB0aGF0IGhhdmUgYmVlbiBtb2RpZmllZCwgY2hhbmdlZCBvciBmYWxzaWZpZWQuDQpUaGFuayB5 b3UuDQoNCg==