| < draft-ietf-rtgwg-bgp-pic-17.txt | draft-ietf-rtgwg-bgp-pic-18.txt > | |||
|---|---|---|---|---|
| Network Working Group A. Bashandy, Ed. | Network Working Group A. Bashandy, Ed. | |||
| Internet Draft Individual Contributor | Internet Draft Individual Contributor | |||
| Intended status: Informational C. Filsfils | Intended status: Informational C. Filsfils | |||
| Expires: April 2022 Cisco Systems | Expires: October 2022 Cisco Systems | |||
| P. Mohapatra | P. Mohapatra | |||
| Sproute Networks | Sproute Networks | |||
| October 12, 2021 | April 9, 2022 | |||
| BGP Prefix Independent Convergence | BGP Prefix Independent Convergence | |||
| draft-ietf-rtgwg-bgp-pic-17.txt | draft-ietf-rtgwg-bgp-pic-18.txt | |||
| Abstract | Abstract | |||
| In a network comprising thousands of BGP peers exchanging millions of | In a network comprising thousands of BGP peers exchanging millions of | |||
| routes, many routes are reachable via more than one next-hop. Given | routes, many routes are reachable via more than one next-hop. Given | |||
| the large scaling targets, it is desirable to restore traffic after | the large scaling targets, it is desirable to restore traffic after | |||
| failure in a time period that does not depend on the number of BGP | failure in a time period that does not depend on the number of BGP | |||
| prefixes. In this document we proposed an architecture by which | prefixes. In this document we proposed an architecture by which | |||
| traffic can be re-routed to ECMP or pre-calculated backup paths in a | traffic can be re-routed to ECMP or pre-calculated backup paths in a | |||
| timeframe that does not depend on the number of BGP prefixes. The | timeframe that does not depend on the number of BGP prefixes. The | |||
| skipping to change at page 2, line 7 ¶ | skipping to change at page 2, line 7 ¶ | |||
| months and may be updated, replaced, or obsoleted by other | months and may be updated, replaced, or obsoleted by other | |||
| documents at any time. It is inappropriate to use Internet-Drafts | documents at any time. It is inappropriate to use Internet-Drafts | |||
| as reference material or to cite them other than as "work in | as reference material or to cite them other than as "work in | |||
| progress." | progress." | |||
| The list of current Internet-Drafts can be accessed at | The list of current Internet-Drafts can be accessed at | |||
| http://www.ietf.org/ietf/1id-abstracts.txt | http://www.ietf.org/ietf/1id-abstracts.txt | |||
| The list of Internet-Draft Shadow Directories can be accessed at | The list of Internet-Draft Shadow Directories can be accessed at | |||
| http://www.ietf.org/shadow.html | http://www.ietf.org/shadow.html | |||
| This Internet-Draft will expire on April 12, 2022. | This Internet-Draft will expire on October 9, 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 | Provisions Relating to IETF Documents | |||
| (http://trustee.ietf.org/license-info) in effect on the date of | (http://trustee.ietf.org/license-info) in effect on the date of | |||
| publication of this document. Please review these documents | publication of this document. Please review these documents | |||
| carefully, as they describe your rights and restrictions with | carefully, as they describe your rights and restrictions with | |||
| respect to this document. Code Components extracted from this | respect to this document. Code Components extracted from this | |||
| document must include Simplified BSD License text as described in | document must include Simplified BSD License text as described in | |||
| Section 4.e of the Trust Legal Provisions and are provided without | Section 4.e of the Trust Legal Provisions and are provided without | |||
| End of changes. 5 change blocks. | ||||
| 5 lines changed or deleted | 5 lines changed or added | |||
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