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Miscellaneous warnings: ---------------------------------------------------------------------------- == The copyright year in the IETF Trust and authors Copyright Line does not match the current year -- The document date (October 20, 2020) is 1283 days in the past. Is this intentional? Checking references for intended status: Experimental ---------------------------------------------------------------------------- No issues found here. Summary: 3 errors (**), 0 flaws (~~), 2 warnings (==), 1 comment (--). Run idnits with the --verbose option for more detailed information about the items above. -------------------------------------------------------------------------------- 1 Internet Engineering Task Force (IETF) Khaled Omar 2 Internet-Draft The Road 3 Intended status: Experimental L. Camara 4 Expires: April 20, 2021 October 20, 2020 6 Numbering Exchange Protocol (NEP) 7 Specification 8 draft-omar-nep-09 10 Abstract 12 This document specifies the Numbering Exchange Protocol (NEP), an 13 Interior Gateway Protocol (IGP) that combines three metrics: delay, 14 bandwidth and number of hops. 16 Status of this Memo 18 This Internet-Draft is submitted in full conformance with the 19 provisions of BCP 78 and BCP 79. 21 Internet-Drafts are working documents of the Internet Engineering 22 Task Force (IETF). Note that other groups may also distribute 23 working documents as Internet-Drafts. The list of current 24 Internet-Drafts is at https://datatracker.ietf.org/drafts/current/. 26 Internet-Drafts are draft documents valid for a maximum of six months 27 and may be updated, replaced, or obsoleted by other documents at any 28 time. It is inappropriate to use Internet-Drafts as reference 29 material or to cite them other than as "work in progress." 31 This Internet-Draft will expire on April 20, 2021. 33 Copyright Notice 35 Copyright (c) 2018 IETF Trust and the persons identified as the 36 document authors. All rights reserved. 38 This document is subject to BCP 78 and the IETF Trust's Legal 39 Provisions Relating to IETF Documents 40 (https://trustee.ietf.org/license-info) in effect on the date of 41 publication of this document. Please review these documents 42 carefully, as they describe your rights and restrictions with respect 43 to this document. Code Components extracted from this document must 44 include Simplified BSD License text as described in Section 4.e of 45 the Trust Legal Provisions and are provided without warranty as 46 described in the Simplified BSD License. 48 Table of Contents 50 1. Introduction ...................................................1 51 2. Numbering Exchange Protocol (NEP) ..............................2 52 2.1. RIDs and their Advertising ...................................4 53 2.1.1. Advertising Beyond a Router's Neighbours ...................5 54 2.1.2. Detecting Conflict on RIDs..................................5 55 2.2. Echo Mechanism ...............................................5 56 2.2.1. Detecting Routers that Leaved a NEP Network ................5 57 2.3. Topology Advertisement .......................................6 58 2.3.1. The NEP Metric .............................................7 59 3. NEP Loop Prevention ............................................7 60 4. Subnet Advertisement ...........................................8 61 4.1. Specification ...............................................10 62 4.2. Routing Packets within a NEP AS .............................11 63 5. IANA Considerations ...........................................11 64 6. Security Considerations .......................................12 65 7. References ....................................................12 66 7.1. Normative References ........................................12 67 7.2. Informative References ......................................12 68 8. Authors' Addresses ............................................13 69 Appendix A. NEP Advertisement Format .............................13 70 A.1. NEP Header ..................................................13 71 A.2. Topology Advertisement ......................................14 72 A.3. Subnet Advertisements .......................................14 73 A.3.1. Mask-Based Subnet Advertisements ..........................15 74 A.3.2. Prefix-Based Subnet Advertisements ........................15 75 A.4. Echo Mechanism ..............................................16 76 A.4.1. Echo Messages .............................................16 77 A.4.2. Delay Calculated Message ..................................16 78 A.5. Hello Messages ..............................................16 79 A.6. Router Left Message .........................................17 81 This contribution has been withdrawn. 83 7. References 85 8. Authors' Addresses 87 Khaled Omar Ibrahim Omar 88 The Road 89 6th of October City, Giza 90 Egypt 92 Phone: +2 01003620284 93 E-mail: eng.khaled.omar@hotmail.com 94 National ID No.: 28611262102992 96 Luis Camara 97 Portugal 98 E-mail: luis.camara@live.com.pt