| < draft-chen-pce-ctr-availability-03.txt | draft-chen-pce-ctr-availability-04.txt > | |||
|---|---|---|---|---|
| Network Working Group H. Chen | Network Working Group H. Chen | |||
| Internet-Draft Futurewei | Internet-Draft Futurewei | |||
| Intended status: Standards Track A. Wang | Intended status: Standards Track A. Wang | |||
| Expires: 19 March 2022 China Telecom | Expires: 21 September 2022 China Telecom | |||
| L. Liu | L. Liu | |||
| Fujitsu | Fujitsu | |||
| X. Liu | X. Liu | |||
| Volta Networks | Volta Networks | |||
| 15 September 2021 | 20 March 2022 | |||
| PCE for Network High Availability | PCE for Network High Availability | |||
| draft-chen-pce-ctr-availability-03 | draft-chen-pce-ctr-availability-04 | |||
| Abstract | Abstract | |||
| This document describes extensions to Path Computation Element (PCE) | This document describes extensions to Path Computation Element (PCE) | |||
| communication Protocol (PCEP) for improving the reliability or | communication Protocol (PCEP) for improving the reliability or | |||
| availability of a network controlled by a controller cluster. | availability of a network controlled by a controller cluster. | |||
| Requirements Language | Requirements Language | |||
| The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", | The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", | |||
| skipping to change at page 1, line 43 ¶ | skipping to change at page 1, line 43 ¶ | |||
| 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 19 March 2022. | This Internet-Draft will expire on 21 September 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 | |||
| 2. Terminologies . . . . . . . . . . . . . . . . . . . . . . . . 3 | 2. Terminologies . . . . . . . . . . . . . . . . . . . . . . . . 3 | |||
| 3. PCE for Controller Cluster Reliability . . . . . . . . . . . 3 | 3. PCE for Controller Cluster Reliability . . . . . . . . . . . 3 | |||
| 3.1. Overview of Mechanism . . . . . . . . . . . . . . . . . . 3 | 3.1. Overview of Mechanism . . . . . . . . . . . . . . . . . . 3 | |||
| 3.2. Example . . . . . . . . . . . . . . . . . . . . . . . . . 4 | 3.2. Example . . . . . . . . . . . . . . . . . . . . . . . . . 4 | |||
| 4. Extensions to PCEP . . . . . . . . . . . . . . . . . . . . . 6 | 4. Extensions to PCEP . . . . . . . . . . . . . . . . . . . . . 6 | |||
| 4.1. Capability . . . . . . . . . . . . . . . . . . . . . . . 6 | 4.1. Capability . . . . . . . . . . . . . . . . . . . . . . . 6 | |||
| End of changes. 6 change blocks. | ||||
| 8 lines changed or deleted | 8 lines changed or added | |||
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