draft-ietf-grow-route-leak-detection-mitigation-06.txt   draft-ietf-grow-route-leak-detection-mitigation-07.txt 
IDR and SIDR K. Sriram, Ed. IDR and SIDR K. Sriram, Ed.
Internet-Draft USA NIST Internet-Draft USA NIST
Intended status: Standards Track A. Azimov, Ed. Intended status: Standards Track A. Azimov, Ed.
Expires: 27 April 2022 Yandex Expires: 28 October 2022 Yandex
24 October 2021 26 April 2022
Methods for Detection and Mitigation of BGP Route Leaks Methods for Detection and Mitigation of BGP Route Leaks
draft-ietf-grow-route-leak-detection-mitigation-06 draft-ietf-grow-route-leak-detection-mitigation-07
Abstract Abstract
Problem definition for route leaks and enumeration of types of route Problem definition for route leaks and enumeration of types of route
leaks are provided in RFC 7908. This document describes a new well- leaks are provided in RFC 7908. This document describes a new well-
known Large Community that provides a way for route-leak prevention, known Large Community that provides a way for route-leak prevention,
detection, and mitigation. The configuration process for this detection, and mitigation. The configuration process for this
Community can be automated with the methodology for setting BGP roles Community can be automated with the methodology for setting BGP roles
that is described in ietf-idr-bgp-open-policy draft. that is described in ietf-idr-bgp-open-policy draft.
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/. Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on 27 April 2022. This Internet-Draft will expire on 28 October 2022.
Copyright Notice Copyright Notice
Copyright (c) 2021 IETF Trust and the persons identified as the Copyright (c) 2022 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents (https://trustee.ietf.org/ Provisions Relating to IETF Documents (https://trustee.ietf.org/
license-info) in effect on the date of publication of this document. license-info) in effect on the date of publication of this document.
Please review these documents carefully, as they describe your rights Please review these documents carefully, as they describe your rights
and restrictions with respect to this document. Code Components and restrictions with respect to this document. Code Components
extracted from this document must include Simplified BSD License text extracted from this document must include Revised BSD License text as
as described in Section 4.e of the Trust Legal Provisions and are described in Section 4.e of the Trust Legal Provisions and are
provided without warranty as described in the Simplified BSD License. provided without warranty as described in the Revised BSD License.
Table of Contents Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
1.1. Requirements Language . . . . . . . . . . . . . . . . . . 3 1.1. Requirements Language . . . . . . . . . . . . . . . . . . 3
2. Peering Relationships . . . . . . . . . . . . . . . . . . . . 3 2. Peering Relationships . . . . . . . . . . . . . . . . . . . . 3
3. Community vs Attribute . . . . . . . . . . . . . . . . . . . 4 3. Community vs Attribute . . . . . . . . . . . . . . . . . . . 4
4. Down Only Community . . . . . . . . . . . . . . . . . . . . . 4 4. Down Only Community . . . . . . . . . . . . . . . . . . . . . 4
4.1. Route-Leak Mitigation . . . . . . . . . . . . . . . . . . 5 4.1. Route-Leak Mitigation . . . . . . . . . . . . . . . . . . 5
4.2. Only Marking . . . . . . . . . . . . . . . . . . . . . . 6 4.2. Only Marking . . . . . . . . . . . . . . . . . . . . . . 6
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[RFC8174] Leiba, B., "Ambiguity of Uppercase vs Lowercase in RFC [RFC8174] Leiba, B., "Ambiguity of Uppercase vs Lowercase in RFC
2119 Key Words", BCP 14, RFC 8174, DOI 10.17487/RFC8174, 2119 Key Words", BCP 14, RFC 8174, DOI 10.17487/RFC8174,
May 2017, <https://www.rfc-editor.org/info/rfc8174>. May 2017, <https://www.rfc-editor.org/info/rfc8174>.
8.2. Informative References 8.2. Informative References
[I-D.ietf-idr-bgp-open-policy] [I-D.ietf-idr-bgp-open-policy]
Azimov, A., Bogomazov, E., Bush, R., Patel, K., and K. Azimov, A., Bogomazov, E., Bush, R., Patel, K., and K.
Sriram, "Route Leak Prevention and Detection using Roles Sriram, "Route Leak Prevention and Detection using Roles
in UPDATE and OPEN Messages", Work in Progress, Internet- in UPDATE and OPEN Messages", Work in Progress, Internet-
Draft, draft-ietf-idr-bgp-open-policy-17, 13 October 2021, Draft, draft-ietf-idr-bgp-open-policy-24, 1 April 2022,
<https://www.ietf.org/archive/id/draft-ietf-idr-bgp-open- <https://www.ietf.org/archive/id/draft-ietf-idr-bgp-open-
policy-17.txt>. policy-24.txt>.
[RFC4264] Griffin, T. and G. Huston, "BGP Wedgies", RFC 4264, [RFC4264] Griffin, T. and G. Huston, "BGP Wedgies", RFC 4264,
DOI 10.17487/RFC4264, November 2005, DOI 10.17487/RFC4264, November 2005,
<https://www.rfc-editor.org/info/rfc4264>. <https://www.rfc-editor.org/info/rfc4264>.
[RFC7908] Sriram, K., Montgomery, D., McPherson, D., Osterweil, E., [RFC7908] Sriram, K., Montgomery, D., McPherson, D., Osterweil, E.,
and B. Dickson, "Problem Definition and Classification of and B. Dickson, "Problem Definition and Classification of
BGP Route Leaks", RFC 7908, DOI 10.17487/RFC7908, June BGP Route Leaks", RFC 7908, DOI 10.17487/RFC7908, June
2016, <https://www.rfc-editor.org/info/rfc7908>. 2016, <https://www.rfc-editor.org/info/rfc7908>.
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