--- 1/draft-ietf-idr-te-pm-bgp-09.txt 2018-03-21 02:14:47.434654871 -0700 +++ 2/draft-ietf-idr-te-pm-bgp-10.txt 2018-03-21 02:14:47.458655442 -0700 @@ -1,27 +1,25 @@ Networking Working Group L. Ginsberg, Ed. Internet-Draft S. Previdi Intended status: Standards Track Cisco Systems, Inc. -Expires: August 17, 2018 Q. Wu +Expires: September 22, 2018 Q. Wu Huawei - H. Gredler - S. Ray J. Tantsura Individual C. Filsfils Cisco Systems, Inc. - February 13, 2018 + March 21, 2018 BGP-LS Advertisement of IGP Traffic Engineering Performance Metric Extensions - draft-ietf-idr-te-pm-bgp-09 + draft-ietf-idr-te-pm-bgp-10 Abstract This document defines new BGP-LS TLVs in order to carry the IGP Traffic Engineering Extensions defined in IS-IS and OSPF protocols. Requirements Language The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this @@ -38,55 +36,57 @@ Internet-Drafts are working documents of the Internet Engineering Task Force (IETF). Note that other groups may also distribute working documents as Internet-Drafts. The list of current Internet- Drafts is at https://datatracker.ietf.org/drafts/current/. Internet-Drafts are draft documents valid for a maximum of six months and may be updated, replaced, or obsoleted by other documents at any time. It is inappropriate to use Internet-Drafts as reference material or to cite them other than as "work in progress." - This Internet-Draft will expire on August 17, 2018. + + This Internet-Draft will expire on September 22, 2018. Copyright Notice Copyright (c) 2018 IETF Trust and the persons identified as the document authors. All rights reserved. This document is subject to BCP 78 and the IETF Trust's Legal Provisions Relating to IETF Documents (https://trustee.ietf.org/license-info) in effect on the date of publication of this document. Please review these documents carefully, as they describe your rights and restrictions with respect to this document. Code Components extracted from this document must include Simplified BSD License text as described in Section 4.e of the Trust Legal Provisions and are provided without warranty as described in the Simplified BSD License. Table of Contents 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2 - 2. Link Attribute TLVs for TE Metric Extensions . . . . . . . . 3 + 2. Link Attribute TLVs for TE Metric Extensions . . . . . . . . 2 3. TLV Details . . . . . . . . . . . . . . . . . . . . . . . . . 3 3.1. Unidirectional Link Delay TLV . . . . . . . . . . . . . . 3 - 3.2. Min/Max Unidirectional Link Delay TLV . . . . . . . . . . 4 + 3.2. Min/Max Unidirectional Link Delay TLV . . . . . . . . . . 3 3.3. Unidirectional Delay Variation TLV . . . . . . . . . . . 4 - 3.4. Unidirectional Link Loss TLV . . . . . . . . . . . . . . 5 + 3.4. Unidirectional Link Loss TLV . . . . . . . . . . . . . . 4 3.5. Unidirectional Residual Bandwidth TLV . . . . . . . . . . 5 3.6. Unidirectional Available Bandwidth TLV . . . . . . . . . 5 3.7. Unidirectional Utilized Bandwidth TLV . . . . . . . . . . 6 4. Security Considerations . . . . . . . . . . . . . . . . . . . 6 5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 7 - 6. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 7 - 7. References . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 7.1. Normative References . . . . . . . . . . . . . . . . . . 7 - 7.2. Informative References . . . . . . . . . . . . . . . . . 8 + 6. Contributors . . . . . . . . . . . . . . . . . . . . . . . . 7 + 7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 7 + 8. References . . . . . . . . . . . . . . . . . . . . . . . . . 8 + 8.1. Normative References . . . . . . . . . . . . . . . . . . 8 + 8.2. Informative References . . . . . . . . . . . . . . . . . 8 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 8 1. Introduction BGP-LS ([RFC7752]) defines NLRI and attributes in order to carry link-state information. New BGP-LS Link-Attribute TLVs are required in order to carry the Traffic Engineering Metric Extensions defined in [RFC7810] and [RFC7471]. 2. Link Attribute TLVs for TE Metric Extensions @@ -293,27 +293,40 @@ 1116 Unidirectional Delay Variation 1117 Unidirectional Packet Loss 1118 Unidirectional Residual Bandwidth 1119 Unidirectional Available Bandwidth 1120 Unidirectional Bandwidth Utilization -6. Acknowledgements +6. Contributors + + The following people have substantially contributed to this document + and should be considered co-authors: + + Saikat Ray + Individual + Email: raysaikat@gmail.com + + Hannes Gredler + RtBrick Inc. + Email: hannes@rtbrick.com + +7. Acknowledgements The authors wish to acknowledge comments from Ketan Talaulikar. -7. References +8. References -7.1. Normative References +8.1. Normative References [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, DOI 10.17487/RFC2119, March 1997, . [RFC4271] Rekhter, Y., Ed., Li, T., Ed., and S. Hares, Ed., "A Border Gateway Protocol 4 (BGP-4)", RFC 4271, DOI 10.17487/RFC4271, January 2006, . @@ -327,21 +340,21 @@ S. Ray, "North-Bound Distribution of Link-State and Traffic Engineering (TE) Information Using BGP", RFC 7752, DOI 10.17487/RFC7752, March 2016, . [RFC7810] Previdi, S., Ed., Giacalone, S., Ward, D., Drake, J., and Q. Wu, "IS-IS Traffic Engineering (TE) Metric Extensions", RFC 7810, DOI 10.17487/RFC7810, May 2016, . -7.2. Informative References +8.2. Informative References [RFC4272] Murphy, S., "BGP Security Vulnerabilities Analysis", RFC 4272, DOI 10.17487/RFC4272, January 2006, . [RFC6952] Jethanandani, M., Patel, K., and L. Zheng, "Analysis of BGP, LDP, PCEP, and MSDP Issues According to the Keying and Authentication for Routing Protocols (KARP) Design Guide", RFC 6952, DOI 10.17487/RFC6952, May 2013, . @@ -352,40 +364,29 @@ Cisco Systems, Inc. US Email: ginsberg@cisco.com Stefano Previdi Cisco Systems, Inc. IT Email: stefano@previdi.net + Qin Wu Huawei 101 Software Avenue, Yuhua District Nanjing, Jiangsu 210012 China Email: bill.wu@huawei.com - Hannes Gredler - Individual - AT - - Email: hannes@gredler.at - - Saikat Ray - Individual - US - - Email: raysaikat@gmail.com - Jeff Tantsura Individual US Email: jefftant.ietf@gmail.com Clarence Filsfils Cisco Systems, Inc. Brussels BE