From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-00190b01.pphosted.com (mx0a-00190b01.pphosted.com [IPv6:2620:100:9001:583::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 7E32A3B2A4 for ; Tue, 4 Jun 2019 20:02:23 -0400 (EDT) Received: from pps.filterd (m0122333.ppops.net [127.0.0.1]) by mx0a-00190b01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x54NuPP6028549; Wed, 5 Jun 2019 01:01:36 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=akamai.com; h=from : to : cc : subject : date : message-id : content-type : content-id : content-transfer-encoding : mime-version; s=jan2016.eng; bh=5gIwjkJCmVd95xiTxLWDHKER70CrVUODE84tK2Mnsbg=; b=joHkxMEQPNxLASDbjH06EfxznEaOTEollEC1rmLTU3RyITrG3/XlwF9WqwT+LhMIYRGN WiXuuiUShB+Nw8HO7vNq8A5hZz6nlaIGfKgTeETLdi99sWwUBJ6362i22c83mNDHjZs3 XmgtL76WiH5nrcXzYQTTifNTgn3Ak6qxnDrLIXAuzAyJeAHHA6ZY2l8DjWrbqUuu4GlQ Lj0ZZ+dmshp4G3bjbrLcQjmT070E9plgsPxPP7wOHJf0SePTrSQ0qx6BywqXzrsv65hy bliggWy/IA8r3G6NBuLsoSPjAqRq03iCQ68ERN14fVLRq8Ijd1iF8jbs0b6issPngYmE QA== Received: from prod-mail-ppoint4 (prod-mail-ppoint4.akamai.com [96.6.114.87] (may be forged)) by mx0a-00190b01.pphosted.com with ESMTP id 2sws1h1ry0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 05 Jun 2019 01:01:36 +0100 Received: from pps.filterd (prod-mail-ppoint4.akamai.com [127.0.0.1]) by prod-mail-ppoint4.akamai.com (8.16.0.27/8.16.0.27) with SMTP id x54NlTnG007548; Tue, 4 Jun 2019 20:01:35 -0400 Received: from email.msg.corp.akamai.com ([172.27.25.34]) by prod-mail-ppoint4.akamai.com with ESMTP id 2sumpxhrve-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 04 Jun 2019 20:01:34 -0400 Received: from USTX2EX-DAG1MB4.msg.corp.akamai.com (172.27.27.104) by ustx2ex-dag1mb4.msg.corp.akamai.com (172.27.27.104) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 4 Jun 2019 19:01:28 -0500 Received: from USTX2EX-DAG1MB4.msg.corp.akamai.com ([172.27.6.134]) by ustx2ex-dag1mb4.msg.corp.akamai.com ([172.27.6.134]) with mapi id 15.00.1473.003; Tue, 4 Jun 2019 19:01:28 -0500 From: "Holland, Jake" To: "tsvwg@ietf.org" , Bob Briscoe CC: "ecn-sane@lists.bufferbloat.net" Thread-Topic: Comments on L4S drafts Thread-Index: AQHVGzHSw5V07mpKU0eMpRmcLIrFiA== Date: Wed, 5 Jun 2019 00:01:27 +0000 Message-ID: <364514D5-07F2-4388-A2CD-35ED1AE38405@akamai.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Microsoft-MacOutlook/10.19.0.190512 x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [172.19.116.11] Content-Type: text/plain; charset="utf-8" Content-ID: <0BFF481B74F8744388C701E671BA976D@akamai.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-04_15:, , signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906040150 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-04_15:, , signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906040151 Subject: [Ecn-sane] Comments on L4S drafts X-BeenThere: ecn-sane@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussion of explicit congestion notification's impact on the Internet List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 Jun 2019 00:02:23 -0000 SGkgQm9iLA0KDQpJIGhhdmUgYSBmZXcgY29tbWVudHMgYW5kIHF1ZXN0aW9ucyBvbiBkcmFmdC1p ZXRmLXRzdndnLWVjbi1sNHMtaWQtMDYNCmFuZCBkcmFmdC1pZXRmLXRzdndnLWw0cy1hcmNoLTAz Lg0KDQpJJ3ZlIGJlZW4gcmUtcmVhZGluZyB0aGVzZSB3aXRoIGFuIGV5ZSB0b3dhcmQgd2hldGhl ciBpdCB3b3VsZCBiZQ0KZmVhc2libGUgdG8gbWFrZSBMNFMgY29tcGF0aWJsZSB3aXRoIFNDRVsx XSBieSB1c2luZyBFQ04gY2FwYWJpbGl0eSBhbG9uZQ0KYXMgdGhlIGR1YWxxIGNsYXNzaWZpZXIg KHJvdWdobHkgYXMgZGVzY3JpYmVkIGluIEFwcGVuZGl4IEIuMyBvZiBsNHMtaWQpLA0KYW5kIHVz aW5nIEVDVCgxKSB0byBpbmRpY2F0ZSBhIHN1Yi1sb3NzIGNvbmdlc3Rpb24gc2lnbmFsLCBhc3N1 bWluZw0Kc29tZSByZWFzb25hYmxlIG1lY2hhbmlzbSBmb3IgcmVmbGVjdGluZyB0aGUgRUNUKDEp IHNpZ25hbHMgdG8gc2VuZGVyDQooc3VjaCBhcyBBY2NFQ04gaW4gVENQLCBvciBldmVuIGp1c3Qg cmVmbGVjdGluZyBlYWNoIFNDRSBzaWduYWwgaW4gdGhlDQpOUyBiaXQgZnJvbSByZWNlaXZlciwg aWYgQWNjRUNOIGlzIHVuLW5lZ290aWF0ZWQpLg0KDQpJJ20gdHJ5aW5nIHRvIHVuZGVyc3RhbmQg dGhlIGltcGFjdCB0aGlzIGFwcHJvYWNoIHdvdWxkIGhhdmUgb24gdGhlDQpvdmVyYWxsIEw0UyBh cmNoaXRlY3R1cmUsIGFuZCBJIHRob3VnaHQgSSdkIHdyaXRlIG91dCBzb21lIG9mIHRoZQ0KY29t bWVudHMgYW5kIHF1ZXN0aW9ucyB0aGF0IHRha2luZyB0aGlzIGFuZ2xlIG9uIGEgcmV2aWV3IGhh cyBsZWZ0IG1lDQp3aXRoLg0KDQpUaGlzIGFwcHJvYWNoIG9mIGNvdXJzZSB3b3VsZCByZXF1aXJl IHNvbWUgbWlub3IgdXBkYXRlcyB0byBEQ1RDUCBvciBvdGhlcg0KQ0NzIHRoYXQgaG9wZSB0byBt YWtlIHVzZSBvZiB0aGUgc3ViLWxvc3Mgc2lnbmFsLCBidXQgdGhlIGNoYW5nZXMgc2VlbQ0KcmVs YXRpdmVseSBzdHJhaWdodGZvcndhcmQgKEkgYmVsaWV2ZSB0aGVyZSdzIGEgcHJlbGltaW5hcnkN CmltcGxlbWVudGF0aW9uIHRoYXQgd2FzIGFibGUgdG8gYWNoaWV2ZSBzaW1pbGFybHkgcmVkdWNl ZCBSVFQgaW4gbGFiKSBhbmQNCnRoZSBpZGVhIG9mIGNvdXJzZSBjb21lcyB3aXRoIHNvbWUgdHJh ZGVvZmZzLS1JJ3ZlIHRyaWVkIHRvIGFydGljdWxhdGUgdGhlDQprZXkgb25lcyBJIG5vdGljZWQg YmVsb3csIHdoaWNoIEkgdGhpbmsgYXJlIG1vc3RseSBhbHJlYWR5IHN0YXRlZCBpbiB0aGUNCmw0 cyBkcmFmdHMsIGJ1dCBJIHRob3VnaHQgSSdkIGFzayB5b3VyIG9waW5pb24gb2Ygd2hldGhlciB5 b3UgYWdyZWUgd2l0aA0KdGhpcyBpbnRlcnByZXRhdGlvbiBvZiB3aGF0IHRoZXNlIHRyYWRlb2Zm cyB3b3VsZCBsb29rIGxpa2UsIG9yIHRoZXJlDQphcmUgb3RoZXIgaW1wb3J0YW50IHBvaW50cyB5 b3UnZCBsaWtlIHRvIG1lbnRpb24gZm9yIGNvbnNpZGVyYXRpb24uDQoNCg0KMS4NCk9mIGNvdXJz ZSwgSSB1bmRlcnN0YW5kIHVzaW5nIFNDRS1zdHlsZSBzaWduYWxpbmcgd2l0aCBFQ1QgY2FwYWJp bGl0eSBhcw0KdGhlIGR1YWxxIGNsYXNzaWZpZXIgd291bGQgY29tZSB3aXRoIGEgY29zdCB0aGF0 IHdoZXJlIHRoZXJlJ3MgY2xhc3NpYyBFQ1QNCmJlaGF2aW9yIGF0IGVuZHBvaW50cywgdGhlIGxv dyBsYXRlbmN5IHF1ZXVlIHdvdWxkIHJvdXRpbmVseSBnZXQgc29tZQ0KcXVldWUtYnVpbGRpbmcs IHVudGlsIHRoZXJlJ3MgcHJldHR5IHdpZGUgZGVwbG95bWVudCBvZiBzY2FsYWJsZSBjb250cm9s bGVycw0KYW5kIGZlZWRiYWNrIGZvciB0aGUgY29uZ2VzdGlvbiBzaWduYWxzIGF0IHRoZSBlbmRw b2ludHMuDQoNClRoaXMgaXMgYSBkb3duc2lkZSBmb3IgdGhlIHByb3Bvc2FsLCBidXQgb2YgY291 cnNlIGV2ZW4gdW5kZXIgdGhpcyBkb3duc2lkZSwNCnRoZXJlJ3MgdGhlIGdhaW5zIGRlc2NyaWJl ZCBpbiBTZWN0aW9uIDUuMiBvZiBsNHMtYXJjaDoNCiAgICJTdGF0ZS1vZi10aGUtYXJ0IEFRTXM6 ICBBUU1zIHN1Y2ggYXMgUElFIGFuZCBmcV9Db0RlbCBnaXZlIGENCiAgICAgIHNpZ25pZmljYW50 IHJlZHVjdGlvbiBpbiBxdWV1aW5nIGRlbGF5IHJlbGF0aXZlIHRvIG5vIEFRTSBhdCBhbGwuIg0K DQpPbiB0b3Agb2YgdGhhdCwgdGhlIHNhbWUgcHJlc3N1cmVzIHRoYXQgbDRzLWFyY2ggZGVzY3Jp YmVzIHRoYXQgc2hvdWxkDQpjYXVzZSByYXBpZCByb2xsb3V0IG9mIEw0UyBzaG91bGQgZm9yIHRo ZSBzYW1lIHJlYXNvbnMgY2F1c2UgcmFwaWQgcm9sbG91dA0Kb2YgdGhlIGVuZHBvaW50IGNhcGFi aWxpdGllcywgZXNwZWNpYWxseSBpZiB0aGUgbmV0d29yayBjYXBhYmlsaXR5IGlzDQp0aGVyZS4N Cg0KQnV0IHJlZ2FyZGxlc3MsIHRoZSBxdWV1ZS1idWlsZGluZyBmcm9tIGNsYXNzaWMgRUNOLWNh cGFibGUgZW5kcG9pbnRzIHRoYXQNCm9ubHkgZ2V0IDEgY29uZ2VzdGlvbiBzaWduYWwgcGVyIFJU VCBpcyB3aGF0IEkgdW5kZXJzdGFuZCBhcyB0aGUgbWFpbg0KZG93bnNpZGUgb2YgdGhlIHRyYWRl b2ZmIGlmIHdlIHRyeSB0byB1c2UgRUNOLWNhcGFiaWxpdHkgYXMgdGhlIGR1YWxxDQpjbGFzc2lm aWVyLiAgRG9lcyB0aGF0IG1hdGNoIHlvdXIgdW5kZXJzdGFuZGluZz8NCg0KDQoyLg0KSSBlbmRl ZCB1cCBjb25mdXNlZCBhYm91dCBob3cgZmFsbGluZyBiYWNrIHdvcmtzLCBhbmQgSSBkaWRuJ3Qg c2VlIGl0DQpzcGVsbGVkIG91dCBhbnl3aGVyZS4gIEkgaGFkIGFzc3VtZWQgaXQgd2FzIGEgcGVy c2lzdGVudCBzdGF0ZS1jaGFuZ2UNCmZvciB0aGUgc2VuZGVyIGZvciB0aGUgcmVzdCBvZiB0aGUg ZmxvdyBsaWZldGltZSBhZnRlciBkZXRlY3RpbmcgYQ0KY29uZGl0aW9uIHRoYXQgcmVxdWlyZWQg aXQsIGJ1dCB0aGVuIEkgc2F3IHNvbWUgdGV4dCB0aGF0IHNlZW1lZCB0bw0KaW5kaWNhdGUgaXQg bWlnaHQgYmUgdGVtcG9yYXJ5PyBGcm9tIHNlY3Rpb24gNC4zIGluIGw0cy1pZDoNCiAgICJOb3Rl IHRoYXQgYSBzY2FsYWJsZSBjb25nZXN0aW9uIGNvbnRyb2wgaXMgbm90IGV4cGVjdGVkIHRvIGNo YW5nZQ0KICAgICAgdG8gc2V0dGluZyBFQ1QoMCkgd2hpbGUgaXQgdGVtcG9yYXJpbHkgZmFsbHMg YmFjayB0byBjb2V4aXN0IHdpdGgNCiAgICAgIFJlbm8gLiINCg0KQ2FuIHlvdSBjbGFyaWZ5IHdo ZXRoZXIgdGhlIGZhbGwtYmFjayBpcyBtZWFudCB0byBiZSB0ZW1wb3Jhcnkgb3Igbm90LA0KYW5k IHdoZXRoZXIgSSBtaXNzZWQgYSBtb3JlIGNvbXBsZXRlIGV4cGxhbmF0aW9uIG9mIGhvdyBpdCdz IHN1cHBvc2VkIHRvDQp3b3JrPw0KDQoNCjMuDQpJIGFsc28gd2FzIGEgbGl0dGxlIGNvbmZ1c2Vk IG9uIHRoZSBpbXBsZW1lbnRhdGlvbiBzdGF0dXMgb2YgdGhlIGZhbGxiYWNrDQpsb2dpYy4gIEkg d2FzIGxvb2tpbmcgdGhyb3VnaCBzb21lIG9mIHRoZSB2YXJpb3VzIGxpbmtzIEkgY291bGQgZmlu ZCwgYW5kDQpJIHRoaW5rIHRoZXNlIDIgYXJlIHRoZSBtYWluIG9uZXMgdG8gY29uc2lkZXI/IChm cm9tDQpodHRwczovL3JpdGVwcm9qZWN0LmV1L2RjdHRoLyNjb2RlICk6DQotIGh0dHBzOi8vZ2l0 aHViLmNvbS9MNFNUZWFtL3NjaF9kdWFscGkyX3Vwc3RyZWFtDQotIGh0dHBzOi8vZ2l0aHViLmNv bS9MNFNUZWFtL3RjcC1wcmFndWUNCg0KSXQgbG9va3MgbGlrZSB0aGUgcHJhZ3VlX2ZhbGxiYWNr X3RvX2NhIGNhc2Ugc28gZmFyIG9ubHkgaGFwcGVucyB3aGVuDQpBY2NFQ04gaXMgbm90IG5lZ290 aWF0ZWQsIHJpZ2h0Pw0KDQpUbyBtZSwgdGhlIGxvZ2ljIGZvciB3aGVuIHRvIGRvIHRoaXMgKGVz cGVjaWFsbHkgZm9yIHJ0dCBjaGFuZ2VzKSBzZWVtcw0KZmFpcmx5IGNvbXBsaWNhdGVkIGFuZCBl YXN5IHRvIGdldCB3cm9uZywgZXNwZWNpYWxseSBpZiBpdCdzIG1lYW50IHRvIGJlDQp0ZW1wb3Jh cnkgZm9yIHRoZSBmbG93LCBvciBpZiBuZWVkcyB0byBkZWFsIHdpdGggdGhpbmdzIGxpa2UgbmV0 d29yayBwYXRoDQpjaGFuZ2VzIHVucmVsYXRlZCB0byB0aGUgYm90dGxlbmVjaywgb3IgdmFyaWF0 aW9ucyBpbiBydHQgZHVlIGFuIGVuZHBvaW50DQpiZWluZyBhIG1vYmlsZSBkZXZpY2UsIG9yIG9u IHdpLWZpLg0KDQpXaGljaCBicmluZ3MgbWUgdG86DQoNCg0KKjQuDQooKiBJIHRoaW5rIHRoaXMg aXMgdGhlIGJpZ2dlc3QgcG9pbnQgZHJpdmluZyBtZSB0byBhc2sgYWJvdXQgdGhpcy4pDQoNCkkn bSBwcmV0dHkgd29ycmllZCBhYm91dCBtaXMtY2F0ZWdvcml6aW5nIENFIG1hcmtpbmcgZnJvbSBj bGFzc2ljIEFRTQ0KYWxnb3JpdGhtcyBhcyBMNFMtc3R5bGUgbWFya2luZ3MsIHdoZW4gdXNpbmcg RUNUKDEpIGFzIHRoZSBkdWFscQ0KY2xhc3NpZmllci4NCg0KSSBkaWQgc2VlIHRoaXMgaXNzdWUg YWRkcmVzc2VkIGluIHRoZSBsNHMgZHJhZnRzLCBidXQgcmV2aWV3aW5nIGl0DQpsZWZ0IG1lIGEg bGl0dGxlIGNvbmZ1c2VkLCBzbyBJIHRob3VnaHQgSSdkIGFzayBhYm91dCBhIHBvaW50IEkNCm5v dGljZWQgZm9yIGNsYXJpZmljYXRpb246DQoNCkZyb20gc2VjdGlvbiA2LjMuMyBvZiBsNHMtYXJj aDoNCiAgICJhbiBMNFMgc2VuZGVyIHdpbGwgaGF2ZSB0bw0KICAgZmFsbCBiYWNrIHRvIGEgY2xh c3NpYyAoJ1RDUC1GcmllbmRseScpIGJlaGF2aW91ciBpZiBpdCBkZXRlY3RzIHRoYXQNCiAgIEVD TiBtYXJraW5nIGlzIGFjY29tcGFuaWVkIGJ5IGdyZWF0ZXIgcXVldWluZyBkZWxheSBvciBncmVh dGVyIGRlbGF5DQogICB2YXJpYXRpb24gdGhhbiB3b3VsZCBiZSBleHBlY3RlZCB3aXRoIEw0UyIN Cg0KRnJvbSB0aGUgYWJzdHJhY3QgaW4gbDRzLWFyY2g6DQogICAiSW4NCiAgIGV4dGVuc2l2ZSB0 ZXN0aW5nIHRoZSBuZXcgTDRTIHNlcnZpY2Uga2VlcHMgYXZlcmFnZSBxdWV1aW5nIGRlbGF5DQog ICB1bmRlciBhIG1pbGxpc2Vjb25kIGZvciBfYWxsXyBhcHBsaWNhdGlvbnMgZXZlbiB1bmRlciB2 ZXJ5IGhlYXZ5DQogICBsb2FkIg0KDQpNeSByZWFkaW5nIG9mIHRoZXNlIHNlZW1zIHRvIHN1Z2dl c3QgdGhhdCBpZiB0aGUgc2VuZGVyIGNhbiBvYnNlcnZlDQphIHZhcmlhbmNlIG9yIGluY3JlYXNl IG9mIG1vcmUgdGhhbiAxIG1pbGxpc2Vjb25kIG9mIHJ0dCwgaXQgc2hvdWxkIGZhbGwNCmJhY2sg dG8gY2xhc3NpYyBFQ04/DQoNCkknbSBub3Qgc3VyZSB5ZXQgaG93IHRvIHNxdWFyZSB0aGF0IHdp dGggU2VjdGlvbiBBLjEuNCBvZiBsNHMtaWQ6DQogICAiQW4gaW5jcmVhc2UgaW4gcXVldWluZyBk ZWxheSBvciBpbiBkZWxheSB2YXJpYXRpb24gd291bGQgYmUNCiAgIGEgdGVsbC10YWxlIHNpZ24s IGJ1dCBpdCBpcyBub3QgeWV0IGNsZWFyIHdoZXJlIGEgbGluZSB3b3VsZCBiZSBkcmF3bg0KICAg YmV0d2VlbiB0aGUgdHdvIGJlaGF2aW91cnMuIg0KDQpJcyB0aGUgZGlzY3JlcGFuY3kgaGVyZSBi ZWNhdXNlIHRoZSBleHRlbnNpdmUgdGVzdGluZyAoYWxzbyBtZW50aW9uZWQgaW4NCnRoZSBhYnN0 cmFjdCBvZiBsNHMtYXJjaCkgd2FzIG1haW5seSBpbiBjb250cm9sbGVkIGVudmlyb25tZW50cywg YnV0IHRoZQ0KaW50ZXJuZXQgaXMgZXhwZWN0ZWQgdG8gaW50cm9kdWNlIGV4dHJhIG5vbi1ib3R0 bGVuZWNrIGRlbGF5cyBldmVuIHdoZXJlDQphIGR1YWxxIGlzIHByZXNlbnQgYXQgdGhlIGJvdHRs ZW5lY2ssIHN1Y2ggYXMgdGhvc2UgZnJvbSB3aS1maSwgbW9iaWxlDQpuZXR3b3JrcywgYW5kIHBh dGggY2hhbmdlcz8NCg0KUmVnYXJkbGVzcywgdGhpcyBzZWVtcyB0byBtZSBsaWtlIGEgd29ycmlz b21lIGdhcCBpbiB0aGUgc3BlYywgYmVjYXVzZSBpZg0KdGhlIGNsYWltIHRoYXQgZHVhbHEgd2ls bCBnZXQgZGVwbG95ZWQgYW5kIGVuYWJsZWQgcXVpY2tseSBhbmQgd2lkZWx5IGlzDQpjb3JyZWN0 LCBpdCBtZWFucyB0aGlzIHdpbGwgYmUgYSBjb21tb24gc2NlbmFyaW8gaW4gZGVwbG95bWVudC0t YmFzaWNhbGx5DQp3aGVyZXZlciB0aGVyZSdzIGV4aXN0aW5nIGNsYXNzaWMgQVFNcyBkZXBsb3ll ZCwgZXNwZWNpYWxseSBzaW5jZSBpbiBDUEUNCmRldmljZXMgdGhlIGV4aXN0aW5nIEFRTXMgYXJl IGdlbmVyYWxseSBjb25maWd1cmVkIHRvIGhhdmUgYSBsb3dlcg0KYmFuZHdpZHRoIGxpbWl0IHRo YW4gdGhlIHN1YnNjcmliZXIgbGltaXQsIHNvIHRoZXknbGwgKGRlbGliZXJhdGVseSkgYmUNCnRo ZSBib3R0bGVuZWNrIHdoZW5ldmVyIHRoZSB1cHN0cmVhbSBhY2Nlc3MgbmV0d29yayBpc24ndCBv dmVybHkNCmNvbmdlc3RlZC4NCg0KSSBndWVzcyBpZiBpdCdzIHJlYWxseSBhIDEtMiBtcyB2YXJp YW5jZSB0aHJlc2hvbGQgdG8gZmFsbCBiYWNrLCB0aGF0DQp3b3VsZCBwcm9iYWJseSBhZGRyZXNz IHRoZSBzYWZldHkgY29uY2VybiwgYnV0IGl0IHNlZW1zIGxpa2UgaXQgd291bGQNCmhhdmUgYSBs b3Qgb2YgZmFsc2UgcG9zaXRpdmVzLCBhbmQgdW5uZWNlc3NhcmlseSBmYWxsIGJhY2sgb24gYSBs b3Qgb2YNCmZsb3dzLg0KDQpCdXQgd29yc2UsIGlmIHRoZXJlJ3Mgc29tZSAobm90IHlldCBzcGVj aWZpZWQ/KSBsb2dpYyB0aGF0IHRyaWVzIHRvIHJlZHVjZQ0KdGhvc2UgZmFsc2UgcG9zaXRpdmVz IGJ5IHJlbGF4aW5nIGEgc2ltcGxlIHZlcnktZmV3LW1zIHRocmVzaG9sZCwgaXQgc2VlbXMNCmxp a2UgdGhlcmUncyBhIGhpZ2ggbGlrZWxpaG9vZCBvZiBsb2dpYyB0aGF0IHByb2R1Y2VzIGZhbHNl IG5lZ2F0aXZlcyBnb2luZw0KdW5kZXRlY3RlZC4NCg0KSWYgdGhhdCdzIHRoZSBjYXNlLCB0byBt ZSBpdCBzZWVtcyBsaWtlIGl0IHdpbGwgcmVtYWluIGEgc2lnbmlmaWNhbnQgcmlzaw0KZXZlbiB3 aGlsZSBUQ1AgUHJhZ3VlIGhhcyBiZWVuIGRlcGxveWVkIGZvciBxdWl0ZSBhIGxvbmcgdGltZSBh dCBhIHNlbmRlciwNCmFzIGxvbmcgYXMgZGlmZmVyZW50IGVuZHBvaW50IGFuZCBBUU0gaW1wbGVt ZW50YXRpb25zIHJvbGwgb3V0IHJhbmRvbWx5DQpiZWhpbmQgZGlmZmVyZW50IG5ldHdvcmsgY29u ZGl0aW9ucywgZm9yIHRoZSB2YXJpb3VzIGVuZHBvaW50cyB0aGF0IGVuZA0KdXAgY29ubmVjdGVk IHdpdGggdGhlIHNlbmRlci4NCg0KSXQgYWxzbyBzZWVtcyB0byBtZSB0aGVyZSdzIGEgaGlnaCBs aWtlbGlob29kIG9mIGNhdXNpbmcgdW5zYWZlIG5vbi0NCnJlc3BvbnNpdmUgc2VuZGVyIGNvbmRp dGlvbnMgaW4gc29tZSBvZiB0aGUgY2FzZXMgd2hlcmUgdGhpcyBraW5kIG9mIGZhbHNlDQpuZWdh dGl2ZSBoYXBwZW5zIGluIGFueSBraW5kIG9mIHN5c3RlbWF0aWMgd2F5Lg0KDQpCeSBjb250cmFz dCwgYXMgSSB1bmRlcnN0YW5kIGl0IGFuIFNDRS1iYXNlZCBhcHByb2FjaCB3b3VsZG4ndCBuZWVk IHRoZQ0Kc2FtZSBraW5kIG9mIGZhbGxiYWNrIHN0YXRlLWNoYW5nZSBsb2dpYyBmb3IgdGhlIGZs b3csIHNpbmNlIGFueSBDRSB3b3VsZA0KaW5kaWNhdGUgYSBSRkMgMzE2OC1zdHlsZSBtdWx0aXBs aWNhdGl2ZSBkZWNyZWFzZSwgYW5kIG9ubHkgRUNUKDEpIHdvdWxkDQppbmRpY2F0ZSBzdWItbG9z cyBjb25nZXN0aW9uLg0KDQpUaGlzIGlzIG9uZSBvZiB0aGUgYmlnIGFkdmFudGFnZXMgb2YgdGhl IFNDRS1iYXNlZCBhcHByb2FjaCBpbiBteSBtaW5kLA0Kc2luY2UgdGhlcmUncyBubyBjaGFuY2Ug b2YgbWlzLWNsYXNzaWZ5aW5nIHRoZSBtZWFuaW5nIG9mIGEgQ0UgbWFyayBhbmQNCm5vIG5lZWQg Zm9yIGEgc3RhdGUgY2hhbmdlIGZvciBob3cgdGhlIHNlbmRlciBoYW5kbGVzIHRoZSBFQ1QgYmFj a29mZiBsb2dpYw0Kb3Igc2V0cyB0aGUgRUNUIG1hcmtpbmdzLiAgKEl0IGp1c3QgZ29lcyBiYWNr IHRvIHRyZWF0aW5nIGFueSBDRSBhcyBSRkMzMTY4LQ0Kc3R5bGUgbG9zcyBlcXVpdmFsZW50LCBh bmQgU0NFIGFzIGEgc3ViLWxvc3Mgc2lnbmFsLikNCg0KU2luY2UgYW4gU0NFLWJhc2VkIGFwcHJv YWNoIHdvdWxkIGF2b2lkIHRoaXMgcHJvYmxlbSBuaWNlbHksIEkgY29uc2lkZXINCnRoZSByZWR1 Y2VkIHJpc2sgb2YgZmFsc2UgbmVnYXRpdmVzIChhbmQgdW5yZXNwb25zaXZlIGZsb3dzKSBoZXJl IG9uZSBvZiB0aGUNCmltcG9ydGFudCBnYWlucywgdG8gYmUgd2VpZ2hlZCBhZ2FpbnN0IHRoZSBr ZXkgZG93bnNpZGUgbWVudGlvbmVkIGluIGNvbW1lbnQNCiMxLg0KDQoNCjUuDQpTb21ldGhpbmcg c2ltaWxhciBjb21lcyB1cCBhZ2FpbiBpbiBzb21lIG90aGVyIHBsYWNlcywgZm9yIGluc3RhbmNl Og0KDQpmcm9tIEEuMS40IGluIGw0cy1pZDoNCiAgICJEZXNjcmlwdGlvbjogQSBzY2FsYWJsZSBj b25nZXN0aW9uIGNvbnRyb2wgbmVlZHMgdG8gZGlzdGluZ3Vpc2ggdGhlDQogICBwYWNrZXRzIGl0 IHNlbmRzIGZyb20gdGhvc2Ugc2VudCBieSBjbGFzc2ljIGNvbmdlc3Rpb24gY29udHJvbHMuDQoN CiAgIE1vdGl2YXRpb246IEl0IG5lZWRzIHRvIGJlIHBvc3NpYmxlIGZvciBhIG5ldHdvcmsgbm9k ZSB0byBjbGFzc2lmeQ0KICAgTDRTIHBhY2tldHMgd2l0aG91dCBmbG93IHN0YXRlIGludG8gYSBx dWV1ZSB0aGF0IGFwcGxpZXMgYW4gTDRTIEVDTg0KICAgbWFya2luZyBiZWhhdmlvdXIgYW5kIGlz b2xhdGVzIEw0UyBwYWNrZXRzIGZyb20gdGhlIHF1ZXVpbmcgZGVsYXkgb2YNCiAgIGNsYXNzaWMg cGFja2V0cy4iDQoNCkxpc3RpbmcgdGhpcyBhcyBhIHJlcXVpcmVtZW50IHNlZW1zIHRvIHByaW9y aXRpemUgZW5hYmxpbmcgdGhlIGdhaW5zIG9mDQpMNFMgYWhlYWQgb2YgYXZvaWRpbmcgdGhlIGRh bmdlcnMgb2YgTDRTIGZsb3dzIGZhaWxpbmcgdG8gYmFjayBvZmYgaW4gdGhlDQpwcmVzZW5jZSBv ZiBwb3NzaWJseS1taXNjYXRlZ29yaXplZCBDRSBtYXJraW5ncywgaWYgSSdtIHJlYWRpbmcgaXQg cmlnaHQ/DQoNCkkgZ3Vlc3MgQXBwZW5kaXggQSBzYXlzIHRoZXNlICJyZXF1aXJlbWVudHMiIGFy ZSBub24tbm9ybWF0aXZlLCBidXQgSSdtIGENCmxpdHRsZSBjb25jZXJuZWQgdGhhdCBmcmFtaW5n IGl0IGFzIGEgcmVxdWlyZW1lbnQgaW5zdGVhZCBvZiBhIGRlc2lnbg0KY2hvaWNlIHdpdGggYSB0 cmFkZW9mZiBpbiBpdHMgY29uc2VxdWVuY2VzIGlzIG1pc2xlYWRpbmcgaGVyZSwgYW5kDQpwdXNo ZXMgdG93YXJkIGEgbGVzcyBzYWZlIGNob2ljZS4NCg0KDQo2Lg0KSWYgcXVldWluZyBmcm9tIGNs YXNzaWMgRUNOLWNhcGFibGUgZmxvd3MgaXMgdGhlIG1haW4gaXNzdWUgd2l0aCB1c2luZw0KRUNU IGFzIHRoZSBkdWFscSBjbGFzc2lmaWVyLCBkbyB5b3UgdGhpbmsgaXQgd291bGQgc3RpbGwgYmUg cG9zc2libGUgdG8NCmdldCB0aGUgcXVldWluZyBkZWxheSBkb3duIHRvIGEgbWF4IG9mIH4yMC00 MG1zIHJpZ2h0IGF3YXkgZm9yIEVDTi1jYXBhYmxlDQplbmRwb2ludHMgaW4gbmV0d29ya3MgdGhh dCBkZXBsb3kgdGhpcyBraW5kIG9mIGR1YWxxLCBhbmQgdGhlbiBob3BlZnVsbHkNCnNlZSBpdCBk cm9wIGZ1cnRoZXIgdG8gfjEtNW1zIGFzIG1vcmUgZW5kcG9pbnRzIGdldCB1cGRhdGVkIHdpdGgg QWNjRUNOIG9yDQpzb21lIGtpbmQgb2YgRUNUKDEpIGZlZWRiYWNrIGFuZCBhIHNjYWxhYmxlIGNv bmdlc3Rpb24gY29udHJvbGxlciB0aGF0DQpjYW4gcmVzcG9uZCB0byBTQ0Utc3R5bGUgbWFya2lu Zz8NCg0KT3IgaXMgaXQgeW91ciBwb3NpdGlvbiB0aGF0IHRoZSBhZGRpdGlvbmFsIGdhaW5zIGZy b20gdGhlIH4xbXMgcXVldWVpbmcgZGVsYXkNCnRoYXQgc2hvdWxkIGJlIGFjaGlldmFibGUgZnJv bSB0aGUgYmVnaW5uaW5nIGJ5IHVzaW5nIEVDVCgxKSAoaW4gY29ubmVjdGlvbnMNCndoZXJlIGVu b3VnaCBvZiB0aGUga2V5IGVudGl0aWVzIHVwZ3JhZGUpIGFyZSB3b3J0aCB0aGUgcmlza3M/DQoN CihBbmQgaWYgc28sIGRvIHlvdSBoYXBwZW4gdG8gaGF2ZSBhIHBvaW50ZXIgdG8gYW55IHByZXNl bnRhdGlvbnMgb3IgcGFwZXJzDQp0aGF0IG1hZGUgYSBxdWFudGl0YXRpdmUgY29tcGFyaXNvbiBv ZiB0aGUgYmVuZWZpdHMgZnJvbSB0aG9zZSAyIG9wdGlvbnM/DQpJIGRvbid0IHJlY2FsbCBhbnkg b2ZmaGFuZCwgYnV0IHRoZXJlJ3MgYSBsb3Qgb2YgcGFwZXJzLi4uKQ0KDQoNCkJlc3QgcmVnYXJk cywNCkpha2UNCg0KDQo=