Return-Path: X-Original-To: mpls@ietfa.amsl.com Delivered-To: mpls@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id BEB3412F36D; Mon, 11 Apr 2016 14:45:12 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -4.221 X-Spam-Level: X-Spam-Status: No, score=-4.221 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-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 6cTQ-APoWn7o; Mon, 11 Apr 2016 14:45:11 -0700 (PDT) Received: from usplmg20.ericsson.net (usplmg20.ericsson.net [198.24.6.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 484A212F2F1; Mon, 11 Apr 2016 14:45:11 -0700 (PDT) X-AuditID: c618062d-f79216d00000767f-d3-570c14704bac Received: from EUSAAHC008.ericsson.se (Unknown_Domain [147.117.188.96]) by usplmg20.ericsson.net (Symantec Mail Security) with SMTP id 7B.C5.30335.0741C075; Mon, 11 Apr 2016 23:17:36 +0200 (CEST) Received: from EUSAAMB105.ericsson.se ([147.117.188.122]) by EUSAAHC008.ericsson.se ([147.117.188.96]) with mapi id 14.03.0248.002; Mon, 11 Apr 2016 17:45:09 -0400 From: Uma Chunduri To: Eric C Rosen , Xuxiaohu , "spring@ietf.org" Thread-Topic: [mpls] Clarification on the motivation of draft-xu-spring-islands-connection-over-ip-05 Thread-Index: AQHRkR6Kh266HVaFkUy+fRZ9moMOGJ9/Rn2wgAYinAD//+k4MA== Date: Mon, 11 Apr 2016 21:45:08 +0000 Message-ID: <1B502206DFA0C544B7A6046915200863580216EE@eusaamb105.ericsson.se> References: <1FEE3F8F5CCDE64C9A8E8F4AD27C19EE0D538182@NKGEML515-MBX.china.huawei.com> <57057618.8020604@juniper.net> <1FEE3F8F5CCDE64C9A8E8F4AD27C19EE0D538844@NKGEML515-MBX.china.huawei.com> <1B502206DFA0C544B7A6046915200863580003D6@eusaamb106.ericsson.se> <570BF3D8.5080601@juniper.net> In-Reply-To: <570BF3D8.5080601@juniper.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [147.117.188.9] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupgkeLIzCtJLcpLzFFi42KZXLonQbdAhCfc4PhaOYt1Gz4wW9xaupLV 4viF34wWW8+vYnRg8Wg58pbVY8mSn0we15uusgcwR3HZpKTmZJalFunbJXBlfDiylbGgSaRi z4FXLA2MB4S7GDk5JARMJD4smscCYYtJXLi3nq2LkYtDSOAoo8TKt7OYIJzljBJr3j5kAqli E9CT+Dj1JzuILSKQIzG57xZQBwcHs4CyxKm7MiBhYYE0iTkzjrFAlKRL3L7/kQ3CdpL4dfsF I0g5i4CqxM5JIiBhXgFfieu3NrJCrWKSeHb0AtgqTgFtiatf37OC2IxAx30/tQYsziwgLnHr yXwmiKMFJJbsOc8MYYtKvHz8jxXCVpTY1z+dHeI0TYn1u/QhWhUlpnQ/ZIfYKyhxcuYTlgmM YrOQTJ2F0DELSccsJB0LGFlWMXKUFhfk5KYbGWxiBMbPMQk23R2M96d7HmIU4GBU4uFVYOUO F2JNLCuuzD3EKMHBrCTCWynJEy7Em5JYWZValB9fVJqTWnyIUZqDRUmctzH4X5iQQHpiSWp2 ampBahFMlomDU6qB0cWvf8e0GzaHVAPuhodttXuYwZu1KJh7TeHPskyZ/w4Rv5b7a2tJt/32 5ayoWfHmroivqL24d9n1aafmymk9sNpx9Un6Fvl7+1LDO2YfKmHuc5xgc/FZ9P+jqh/beb6d yttU/Vv7QtantRsDY/TSNHdf+bv+jOUqaUMXh8J7duyLcyInBT4IV2Ipzkg01GIuKk4EAKQk o3GbAgAA Archived-At: Cc: "mpls@ietf.org" Subject: Re: [mpls] Clarification on the motivation of draft-xu-spring-islands-connection-over-ip-05 X-BeenThere: mpls@ietf.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Multi-Protocol Label Switching WG List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Apr 2016 21:45:13 -0000 SW4tbGluZSBbVW1hXToNCg0KLS0NClVtYSBDLg0KDQoNCi0tLS0tT3JpZ2luYWwgTWVzc2FnZS0t LS0tDQpGcm9tOiBFcmljIEMgUm9zZW4gW21haWx0bzplcm9zZW5AanVuaXBlci5uZXRdIA0KU2Vu dDogTW9uZGF5LCBBcHJpbCAxMSwgMjAxNiAxMTo1OSBBTQ0KVG86IFVtYSBDaHVuZHVyaTsgWHV4 aWFvaHU7IHNwcmluZ0BpZXRmLm9yZw0KQ2M6IG1wbHNAaWV0Zi5vcmcNClN1YmplY3Q6IFJlOiBb bXBsc10gQ2xhcmlmaWNhdGlvbiBvbiB0aGUgbW90aXZhdGlvbiBvZiBkcmFmdC14dS1zcHJpbmct aXNsYW5kcy1jb25uZWN0aW9uLW92ZXItaXAtMDUNCg0KDQo+PiBbRXJpY10gSXQgd291bGQgYmUg c29tZXdoYXQgdW51c3VhbCB0byBoYXZlIGFuIElHUCBkb21haW4gaW4gd2hpY2ggc29tZSBub2Rl cyBzdXBwb3J0IE1QTFMgYW5kIHNvbWUgZG9uJ3QuDQo+IFtVbWFdIE1heSBiZSB0cnVlIHdpdGgg bm9uLVNSIGFuZCB0cmFkaXRpb25hbCAgTVBMUy4NCj4gQnV0IHdpdGggU1IgSSBhbSB3b3JraW5n IHdpdGggb25lIGN1c3RvbWVyIHdoZXJlIE1QTFMgKGFzIFNSIGRhdGEgcGxhbmUpIGlzIGJyb3Vn aHQgaW50byB0aGVpciBwdXJlIElHUC1JUCBkb21haW4uDQo+IFdpdGggc3RhdGljIFBXIGxhYmVs cyAoaW5uZXIgbGFiZWwpICBjdXJyZW50bHkgcHVyZSBzb2Z0IEdSRSBlbmNhcCBpcyBiZWluZyB1 c2VkIChmb3IgdHJhbnNwb3J0KSAgYnV0IFNSIGlzIGJlaW5nIHBsYW5uZWQgZnJvbSBFUEcgdG8g Y2VsbCBzaXRlIHJvdXRlcnMgZXZlbnR1YWxseS4NCj4gUGxhbm5pbmcgc2xvdyB1cGdyYWRlIGZv ciBzb21lIG9mIHRoZSBNQkggbm9kZXMgd2l0aCBTUi1NUExTIGRhdGEgcGxhbmUuICBJbiB0aGlz IGNhc2UgaXRzIHF1aXRlIHBvc3NpYmxlIHRvIHVzZSAoaW4gZnV0dXJlKSBub24tc2hvcnRlc3Qg cGF0aCBTUiBsYWJlbCBzdGFjay4NCj4NCj4NCkludGVyZXN0aW5nLiAgQnV0IEknbSBub3Qgc3Vy ZSB3aGljaCBvZiB0d28gc2NlbmFyaW9zIHlvdSBhcmUgZGVzY3JpYmluZzoNCg0KMS4gVGhlcmUg aXMgYWx3YXlzIGFuIE1QTFMgcGF0aCBmcm9tIGluZ3Jlc3MgdG8gZWdyZXNzLCBidXQgdGhlIHNo b3J0ZXN0IHBhdGggbWF5IG5vdCBjb25zaXN0IGVudGlyZWx5IG9mIE1QTFMtY2FwYWJsZSBub2Rl cy4NCg0KMi4gVGhlcmUgaXNuJ3QgYWx3YXlzIGFuIE1QTFMgcGF0aCBmcm9tIGluZ3Jlc3MgdG8g ZWdyZXNzLiAgU28gaWYgdGhlIGluZ3Jlc3MgY3JlYXRlcyBhbiBNUExTIHBhY2tldCwgc29tZSBp bnRlcm1lZGlhdGUgbm9kZSBtYXkgbmVlZCB0byByZS1lbmNhcHN1bGF0ZSB0aGUgcGFja2V0ICBp biBJUCwgaW4gb3JkZXIgdG8gZ2V0IHRoZSBwYWNrZXQgZGVsaXZlcmVkIHRvIHRoZSBlZ3Jlc3Mg bm9kZS4NCg0KT3IgaXMgdGhlIHNjZW5hcmlvIGRpZmZlcmVudCBmcm9tIGVpdGhlciBvZiB0aGVz ZSB0d28/DQoNCltVbWFdOiBJIHdhcyBkZXNjcmliaW5nIG1vcmUgb2YgIzIuIEhvd2V2ZXIgIzEg aXMgb25lIG9mIHRoZSBjYXNlcy4gDQogICAgICAgICAgICAgIEluICMyIGFzIHRoZSBzaG9ydGVz dCBwYXRoIG5laWdoYm9yIGRvZXNuJ3Qgc3VwcG9ydCBTUiAoYW5kIG5vIG91dGdvaW5nIExEUC9S U1ZQIGxhYmVsKSBhbmQgaXQgcmVjb2duaXplcyB0aGUgc2FtZSwgaXQgZW5jYXBzdWxhdGVzIGlu IElQIG9yIA0KICAgICAgICAgICAgICBhcyBwZXIgdGhlICBlZ3Jlc3Mgbm9kZSBOJ3MgdHVubmVs IGRlLWNhcHN1bGF0aW9uIGNhcGFiaWxpdGllcy4gDQogICAgICAgICAgICAgIFRoZXJlIGlzIG5v IGFkZGl0aW9uYWwgY29tcHV0YXRpb24gcmVxdWlyZWQgaGVyZSBhbmQgIGl0cyBzdGlsbCBzaG9y dGVzdCBwYXRoIHRvd2FyZHMgZWdyZXNzIGJ1dCBub3QgbGFiZWxlZC4gDQoNCg==