--- 1/draft-ietf-netmod-yang-versioning-reqs-02.txt 2020-06-29 12:13:11.168553275 -0700 +++ 2/draft-ietf-netmod-yang-versioning-reqs-03.txt 2020-06-29 12:13:11.188553545 -0700 @@ -1,18 +1,18 @@ Network Working Group J. Clarke, Ed. Internet-Draft Cisco Systems, Inc. -Intended status: Informational December 30, 2019 -Expires: July 2, 2020 +Intended status: Informational June 29, 2020 +Expires: December 31, 2020 YANG Module Versioning Requirements - draft-ietf-netmod-yang-versioning-reqs-02 + draft-ietf-netmod-yang-versioning-reqs-03 Abstract This document describes the problems that can arise because of the YANG language module update rules, that require all updates to YANG module preserve strict backwards compatibility. It also defines the requirements on any solution designed to solve the stated problems. This document does not consider possible solutions, nor endorse any particular solution. @@ -24,25 +24,25 @@ 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 July 2, 2020. + This Internet-Draft will expire on December 31, 2020. Copyright Notice - Copyright (c) 2019 IETF Trust and the persons identified as the + Copyright (c) 2020 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