[iccrg] L4S in 5G in VTC2021-Spring

Ingemar Johansson S <ingemar.s.johansson@ericsson.com> Wed, 23 June 2021 06:52 UTC

Return-Path: <ingemar.s.johansson@ericsson.com>
X-Original-To: iccrg@ietfa.amsl.com
Delivered-To: iccrg@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id C72CB3A2CA3 for <iccrg@ietfa.amsl.com>; Tue, 22 Jun 2021 23:52:02 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.297
X-Spam-Level:
X-Spam-Status: No, score=-2.297 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.198, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_BLOCKED=0.001, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=ericsson.com
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 hNjSv3dMpKsU for <iccrg@ietfa.amsl.com>; Tue, 22 Jun 2021 23:51:57 -0700 (PDT)
Received: from EUR01-DB5-obe.outbound.protection.outlook.com (mail-eopbgr150043.outbound.protection.outlook.com [40.107.15.43]) (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 122A23A2CA6 for <iccrg@irtf.org>; Tue, 22 Jun 2021 23:51:56 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=EqdqhYIA1lAV7Wo81odHhYOQ2nA7iRVRUHv/2EJX8FMJnYe2PSJ/r2lUe5EtqSAxlEnxkPhzG0fW3XcF6VDlh3HT51g85VgEWUMoLKBVPVTLjSWCmaX9PQAoJJ1kQ9h0en/3JJOVqCzW2XhkNDbO/KULOBSokMnBgOoJ3WtvNhuVqA5LFv7JYc6Mwye0FNwbawPdD7M4Jf8RvQuaMCv8m1ly2vU3Wffv87OXG2PxYuGxmmzZEF5CVsOC7UpSfNTO0BkwxhJrblcU9d9WACEjZy8fYgOLX+8gTkdXy3OWaZcIe/R51OR+gk3KpYeXoQ4y0UlX4qqlS/6ZazDoYGdPUA==
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-SenderADCheck; bh=kJBK9HJy/unpNRS9DkCQlq5YwAwlJ6Gw2HF5eTfOWSk=; b=TQn1SMN5SpCXG5/oyouHug9lR5omW33DlX04KEcAlcAARGQNUzY9kp32s8/trSMTKKOVocetLxCnLIuELj0diXCMdjHKiUJsdE/VmAmE3BIgL3/PV69UtdavwBYeiAZ7l++zWr63ZlyjjllIaDQtjysTQNikXucUxKMzh4qvxd4EwSoATK+se1qyhcOQoLt77N5Wyyz2vpw2+nY3G2JGPpijMSLrKvTU5J462fq9pDm95vysVhZrlm06xsxSNTuvbA3e0TRseBBd5wF/sneaqkwtEORBYHVgdpuVBgmBlf22dGiJML1LeytL3QJT7m8VAaupF3hnTDg/F0/NtQRYdQ==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=ericsson.com; dmarc=pass action=none header.from=ericsson.com; dkim=pass header.d=ericsson.com; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ericsson.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=kJBK9HJy/unpNRS9DkCQlq5YwAwlJ6Gw2HF5eTfOWSk=; b=Qykv6SEEWlHKCj5ljgcSmyS8ACw4JXW7LTG+ZaIdP3XApZNNtSh+fd4LL94TMs3QI2nzgAaOB5/2LEyGfTu5wpJFyxHaPSH5PzIXadx9bWt9c2spLqf0Yw+OFeachrYsKT8k0mBLZ1pIfyX/JLL984Hl5v2nOU/j1F6rWsSFA3c=
Received: from AM8PR07MB8137.eurprd07.prod.outlook.com (2603:10a6:20b:36c::18) by AM8PR07MB8147.eurprd07.prod.outlook.com (2603:10a6:20b:322::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4242.9; Wed, 23 Jun 2021 06:51:46 +0000
Received: from AM8PR07MB8137.eurprd07.prod.outlook.com ([fe80::d16f:1ed3:eeda:9a46]) by AM8PR07MB8137.eurprd07.prod.outlook.com ([fe80::d16f:1ed3:eeda:9a46%4]) with mapi id 15.20.4242.018; Wed, 23 Jun 2021 06:51:46 +0000
From: Ingemar Johansson S <ingemar.s.johansson@ericsson.com>
To: TSVWG <tsvwg@ietf.org>, "iccrg@irtf.org" <iccrg@irtf.org>
CC: Ingemar Johansson S <ingemar.s.johansson@ericsson.com>
Thread-Topic: L4S in 5G in VTC2021-Spring
Thread-Index: Addn/Ao612D70sibT46w0X4nieZbRQ==
Date: Wed, 23 Jun 2021 06:51:46 +0000
Message-ID: <AM8PR07MB81374861F681E659FF2241DDC2089@AM8PR07MB8137.eurprd07.prod.outlook.com>
Accept-Language: sv-SE, en-US
Content-Language: en-US
X-MS-Has-Attach: yes
X-MS-TNEF-Correlator:
authentication-results: ietf.org; dkim=none (message not signed) header.d=none;ietf.org; dmarc=none action=none header.from=ericsson.com;
x-ms-publictraffictype: Email
x-ms-office365-filtering-correlation-id: 458bce87-1c78-4cfa-f051-08d936135e52
x-ms-traffictypediagnostic: AM8PR07MB8147:
x-ms-exchange-transport-forked: True
x-microsoft-antispam-prvs: <AM8PR07MB814774B503E21A61477004B7C2089@AM8PR07MB8147.eurprd07.prod.outlook.com>
x-ms-oob-tlc-oobclassifiers: OLM:8882;
x-ms-exchange-senderadcheck: 1
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:AM8PR07MB8137.eurprd07.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(376002)(346002)(39860400002)(136003)(366004)(396003)(38100700002)(86362001)(107886003)(166002)(966005)(5660300002)(26005)(110136005)(52536014)(66946007)(66556008)(71200400001)(4326008)(64756008)(8936002)(8676002)(186003)(2906002)(76116006)(7696005)(66476007)(66446008)(6506007)(66574015)(66616009)(478600001)(33656002)(316002)(83380400001)(122000001)(55016002)(99936003)(9686003); DIR:OUT; SFP:1101;
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: 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
Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg="SHA1"; boundary="----=_NextPart_000_0363_01D7680C.FE7A8EA0"
MIME-Version: 1.0
X-OriginatorOrg: ericsson.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: AM8PR07MB8137.eurprd07.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 458bce87-1c78-4cfa-f051-08d936135e52
X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Jun 2021 06:51:46.3681 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 92e84ceb-fbfd-47ab-be52-080c6b87953f
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: TYp2/U7jUeiYznRFv44FCNeL/C1LnzQJtwaBJA6qiE5VxcIweLSXzwJ475dnVDZzndDLV0C584ZP/zqewWAlqp2KQxHlMaoieDZ2/NwHhEKlADKKPuPOpz4yHgAY9pCC
X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM8PR07MB8147
Archived-At: <https://mailarchive.ietf.org/arch/msg/iccrg/-LfK5MNdHIHWe9xdYLhkpyk7RIw>
Subject: [iccrg] L4S in 5G in VTC2021-Spring
X-BeenThere: iccrg@irtf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "Discussions of Internet Congestion Control Research Group \(ICCRG\)" <iccrg.irtf.org>
List-Unsubscribe: <https://www.irtf.org/mailman/options/iccrg>, <mailto:iccrg-request@irtf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/iccrg/>
List-Post: <mailto:iccrg@irtf.org>
List-Help: <mailto:iccrg-request@irtf.org?subject=help>
List-Subscribe: <https://www.irtf.org/mailman/listinfo/iccrg>, <mailto:iccrg-request@irtf.org?subject=subscribe>
X-List-Received-Date: Wed, 23 Jun 2021 06:52:03 -0000

Hi folks

 

This paper was presented at VTC2021-spring

https://ieeexplore.ieee.org/abstract/document/9448764

 

Abstract :

Low Latency Low Loss Scalable Throughput (L4S) is a technology intended to
reduce queue delay problems, ensuring low latency to Internet Protocol flows
with a high throughput performance. To reach this goal, it relies on
Explicit Congestion Notification (ECN), a mechanism that marks packets to
signal congestion in the network avoiding packets to be dropped. The
congestion signals are managed at the sender and receiver sides thanks to
scalable congestion control algorithms. In this paper, the challenges to
implement L4S in a 5G network are analyzed. Using a proprietary
state-of-the-art network simulator, the L4S marking strategy has been
implemented at the Packed Data Convergence Protocol layer. To evaluate the
benefits of the implementation, L4S has been adopted to support Augmented
Reality (AR) video gaming traffic while using the IETF experimental standard
Self-Clocked Rate Adaptation for Multimedia (SCReAM) for the congestion
control. The results show that the video gaming traffic experiences lower
delay when supported by L4S. Moreover, in all the cases analyzed, L4S
provides an average application layer throughput above the minimum
requirements of a high-rate latency-critical application, even at high
system loads. Furthermore, the packet loss rate has been significantly
reduced thanks to L4S. If it is used in a combination with a Delay Based
Scheduler (DBS), a packet loss rate very close to zero has been reached.

 

Regards
Ingemar

================================

Ingemar Johansson  M.Sc. 

Master Researcher

 

Ericsson Research

RESEARCHER

GFTL ER NAP NCM Netw Proto & E2E Perf

Labratoriegränd 11

977 53, Luleå, Sweden

Phone +46-1071 43042

SMS/MMS +46-73 078 3289

ingemar.s.johansson@ericsson.com

www.ericsson.com <http://www.ericsson.com/> 

 

    May you have a strong foundation
     When the winds of changes shift

          Bob Dylan “Forever Young”

=================================