| rfc7954v2.txt | rfc7954.txt | |||
|---|---|---|---|---|
| Internet Engineering Task Force (IETF) L. Iannone | Internet Engineering Task Force (IETF) L. Iannone | |||
| Request for Comments: 7954 Telecom ParisTech | Request for Comments: 7954 Telecom ParisTech | |||
| Category: Experimental D. Lewis | Category: Experimental D. Lewis | |||
| ISSN: 2070-1721 Cisco Systems, Inc. | ISSN: 2070-1721 Cisco Systems, Inc. | |||
| D. Meyer | D. Meyer | |||
| Brocade | Brocade | |||
| V. Fuller | V. Fuller | |||
| August 2016 | September 2016 | |||
| Locator/ID Separation Protocol (LISP) Endpoint Identifier (EID) Block | Locator/ID Separation Protocol (LISP) Endpoint Identifier (EID) Block | |||
| Abstract | Abstract | |||
| This document directs IANA to allocate a /32 IPv6 prefix for use with | This document directs IANA to allocate a /32 IPv6 prefix for use with | |||
| the Locator/ID Separation Protocol (LISP). The prefix will be used | the Locator/ID Separation Protocol (LISP). The prefix will be used | |||
| for local intra-domain routing and global endpoint identification, by | for local intra-domain routing and global endpoint identification, by | |||
| sites deploying LISP as Endpoint Identifier (EID) addressing space. | sites deploying LISP as Endpoint Identifier (EID) addressing space. | |||
| skipping to change at page 1, line 33 | skipping to change at page 1, line 33 | |||
| This document is not an Internet Standards Track specification; it is | This document is not an Internet Standards Track specification; it is | |||
| published for examination, experimental implementation, and | published for examination, experimental implementation, and | |||
| evaluation. | evaluation. | |||
| This document defines an Experimental Protocol for the Internet | This document defines an Experimental Protocol for the Internet | |||
| community. This document is a product of the Internet Engineering | community. This document is a product of the Internet Engineering | |||
| Task Force (IETF). It represents the consensus of the IETF | Task Force (IETF). It represents the consensus of the IETF | |||
| community. It has received public review and has been approved for | community. It has received public review and has been approved for | |||
| publication by the Internet Engineering Steering Group (IESG). Not | publication by the Internet Engineering Steering Group (IESG). Not | |||
| all documents approved by the IESG are a candidate for any level of | all documents approved by the IESG are a candidate for any level of | |||
| Internet Standard; see Section 2 of RFC 5741. | Internet Standard; see Section 2 of RFC 7841. | |||
| Information about the current status of this document, any errata, | Information about the current status of this document, any errata, | |||
| and how to provide feedback on it may be obtained at | and how to provide feedback on it may be obtained at | |||
| http://www.rfc-editor.org/info/rfc7954. | http://www.rfc-editor.org/info/rfc7954. | |||
| Copyright Notice | Copyright Notice | |||
| Copyright (c) 2016 IETF Trust and the persons identified as the | Copyright (c) 2016 IETF Trust and the persons identified as the | |||
| document authors. All rights reserved. | document authors. All rights reserved. | |||
| skipping to change at page 2, line 10 | skipping to change at page 2, line 22 | |||
| (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 respect | carefully, as they describe your rights and restrictions with respect | |||
| to this document. Code Components extracted from this document must | to this document. Code Components extracted from this document must | |||
| include Simplified BSD License text as described in Section 4.e of | include Simplified BSD License text as described in Section 4.e of | |||
| the Trust Legal Provisions and are provided without warranty as | the Trust Legal Provisions and are provided without warranty as | |||
| described in the Simplified BSD License. | described in the Simplified BSD License. | |||
| Table of Contents | Table of Contents | |||
| 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2 | 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3 | |||
| 2. Definition of Terms . . . . . . . . . . . . . . . . . . . . . 2 | 2. Definition of Terms . . . . . . . . . . . . . . . . . . . . . 3 | |||
| 3. Rationale and Intent . . . . . . . . . . . . . . . . . . . . 2 | 3. Rationale and Intent . . . . . . . . . . . . . . . . . . . . 3 | |||
| 4. Expected Use . . . . . . . . . . . . . . . . . . . . . . . . 4 | 4. Expected Use . . . . . . . . . . . . . . . . . . . . . . . . 5 | |||
| 5. Block Dimension . . . . . . . . . . . . . . . . . . . . . . . 5 | 5. Block Dimension . . . . . . . . . . . . . . . . . . . . . . . 5 | |||
| 6. 3+3 Allocation Plan . . . . . . . . . . . . . . . . . . . . . 5 | 6. 3+3 Allocation Plan . . . . . . . . . . . . . . . . . . . . . 6 | |||
| 7. Allocation Lifetime . . . . . . . . . . . . . . . . . . . . . 6 | 7. Allocation Lifetime . . . . . . . . . . . . . . . . . . . . . 7 | |||
| 8. Routing Considerations . . . . . . . . . . . . . . . . . . . 6 | 8. Routing Considerations . . . . . . . . . . . . . . . . . . . 7 | |||
| 9. Security Considerations . . . . . . . . . . . . . . . . . . . 7 | 9. Security Considerations . . . . . . . . . . . . . . . . . . . 8 | |||
| 10. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 7 | 10. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 8 | |||
| 11. References . . . . . . . . . . . . . . . . . . . . . . . . . 8 | 11. References . . . . . . . . . . . . . . . . . . . . . . . . . 9 | |||
| 11.1. Normative References . . . . . . . . . . . . . . . . . . 8 | 11.1. Normative References . . . . . . . . . . . . . . . . . . 9 | |||
| 11.2. Informative References . . . . . . . . . . . . . . . . . 10 | 11.2. Informative References . . . . . . . . . . . . . . . . . 10 | |||
| Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 11 | Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 11 | |||
| Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 11 | Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 12 | |||
| 1. Introduction | 1. Introduction | |||
| This document directs the IANA to allocate a /32 IPv6 prefix for use | This document directs the IANA to allocate a /32 IPv6 prefix for use | |||
| with the Locator/ID Separation Protocol (LISP [RFC6830]), LISP Map- | with the Locator/ID Separation Protocol (LISP [RFC6830]), LISP Map- | |||
| Server ([RFC6833]), LISP Alternative Topology (LISP+ALT [RFC6836]) | Server ([RFC6833]), LISP Alternative Topology (LISP+ALT [RFC6836]) | |||
| (or other) mapping systems, and LISP Interworking ([RFC6832]). | (or other) mapping systems, and LISP Interworking ([RFC6832]). | |||
| This block will be used as global Endpoint Identifier (EID) space. | This block will be used as global Endpoint Identifier (EID) space. | |||
| skipping to change at page 5, line 41 | skipping to change at page 6, line 24 | |||
| but may as well boost LISP experimentation and deployment. | but may as well boost LISP experimentation and deployment. | |||
| o The use of a /32 prefix is in line with previous similar prefix | o The use of a /32 prefix is in line with previous similar prefix | |||
| allocation for tunneling protocols ([RFC3056]). | allocation for tunneling protocols ([RFC3056]). | |||
| 6. 3+3 Allocation Plan | 6. 3+3 Allocation Plan | |||
| Per this document, IANA has initially assigned a /32 prefix out of | Per this document, IANA has initially assigned a /32 prefix out of | |||
| the IPv6 addressing space for use as EID in LISP. | the IPv6 addressing space for use as EID in LISP. | |||
| IANA allocated the requested address space in August 2016 for a | IANA allocated the requested address space in September 2016 for a | |||
| duration of 3 (three) years (through August 2019), with an option to | duration of 3 (three) years (through September 2019), with an option | |||
| extend this period by 3 (three) more years (until August 2022). By | to extend this period by 3 (three) more years (until September 2022). | |||
| the end of the first period, the IETF will provide a decision on | By the end of the first period, the IETF will provide a decision on | |||
| whether to transform the prefix into a permanent assignment or to put | whether to transform the prefix into a permanent assignment or to put | |||
| it back in the free pool (see Section 7 for more information). | it back in the free pool (see Section 7 for more information). | |||
| In the first case, i.e., if the IETF decides to transform the block | In the first case, i.e., if the IETF decides to transform the block | |||
| into a permanent allocation, the EID block allocation period will be | into a permanent allocation, the EID block allocation period will be | |||
| extended for three years (until August 2022) to give the IETF time to | extended for three years (until September 2022) to give the IETF time | |||
| define the final size of the EID block and create a transition plan. | to define the final size of the EID block and create a transition | |||
| plan. The transition of the EID block into a permanent allocation | ||||
| The transition of the EID block into a permanent allocation might | might pose policy issues (as recognized in [RFC2860], Section 4.3); | |||
| pose policy issues (as recognized in [RFC2860], Section 4.3); | ||||
| therefore, discussion with the IANA, the RIR communities, and the | therefore, discussion with the IANA, the RIR communities, and the | |||
| IETF community will be necessary to determine the appropriate policy | IETF community will be necessary to determine the appropriate policy | |||
| for permanent EID-block allocation and management. Note as well that | for permanent EID-block allocation and management. Note as well that | |||
| the final permanent allocation may differ from the initial | the final permanent allocation may differ from the initial | |||
| experimental assignment; hence, it is recommended not to hard-code | experimental assignment; hence, it is recommended not to hard-code | |||
| the experimental EID block on LISP-capable devices in any way. | the experimental EID block on LISP-capable devices in any way. | |||
| In the latter case, i.e., if the IETF decides to terminate the | In the latter case, i.e., if the IETF decides to terminate the | |||
| experimental-use EID block, all temporary prefix allocations in this | experimental-use EID block, all temporary prefix allocations in this | |||
| address range must expire and be released by August 2019, so that the | address range must expire and be released by September 2019, so that | |||
| entire /32 is returned to the free pool. | the entire /32 is returned to the free pool. | |||
| The allocation and management of the EID block for the initial 3-year | The allocation and management of the EID block for the initial 3-year | |||
| period (and the optional 3 more years) is detailed in [RFC7955]. | period (and the optional 3 more years) is detailed in [RFC7955]. | |||
| 7. Allocation Lifetime | 7. Allocation Lifetime | |||
| If no explicit action is carried out by the end of the experiment (by | If no explicit action is carried out by the end of the experiment (by | |||
| August 2019), it is automatically considered that there was not | September 2019), it is automatically considered that there was not | |||
| sufficient interest in having a permanent allocation; therefore, the | sufficient interest in having a permanent allocation; therefore, the | |||
| address block will be returned to the free pool. | address block will be returned to the free pool. | |||
| Otherwise, if the LISP working group recognizes that there is value | Otherwise, if the LISP working group recognizes that there is value | |||
| in having a permanent allocation, then explicit action is needed. | in having a permanent allocation, then explicit action is needed. | |||
| In order to trigger the process for a permanent allocation, a | In order to trigger the process for a permanent allocation, a | |||
| document is required. Such a document has to articulate the | document is required. Such a document has to articulate the | |||
| rationale for why a permanent allocation would be beneficial. More | rationale for why a permanent allocation would be beneficial. More | |||
| specifically, the document has to detail the experience gained during | specifically, the document has to detail the experience gained during | |||
| skipping to change at page 8, line 12 | skipping to change at page 8, line 28 | |||
| [RFC6491]), because the global EID space is be used for routing | [RFC6491]), because the global EID space is be used for routing | |||
| purposes. | purposes. | |||
| +----------------------+--------------------+ | +----------------------+--------------------+ | |||
| | Attribute | Value | | | Attribute | Value | | |||
| +----------------------+--------------------+ | +----------------------+--------------------+ | |||
| | Address Block | 2001:5::/32 | | | Address Block | 2001:5::/32 | | |||
| | Name | EID Space for LISP | | | Name | EID Space for LISP | | |||
| | RFC | RFC 7954 | | | RFC | RFC 7954 | | |||
| | Allocation Date | 2015 | | | Allocation Date | 2015 | | |||
| | Termination Date | August 2019 [1] | | | Termination Date | September 2019 [1] | | |||
| | Source | True [2] | | | Source | True [2] | | |||
| | Destination | True | | | Destination | True | | |||
| | Forwardable | True | | | Forwardable | True | | |||
| | Global | True | | | Global | True | | |||
| | Reserved-by-protocol | True [3] | | | Reserved-by-protocol | True [3] | | |||
| +----------------------+--------------------+ | +----------------------+--------------------+ | |||
| [1] According to the 3+3 Plan outlined in this document, the | [1] According to the 3+3 Plan outlined in this document, the | |||
| termination date can be postponed to August 2022. [2] Can be used as | termination date can be postponed to September 2022. | |||
| a multicast source as well. [3] To be used as EID space by routers | [2] Can be used as a multicast source as well. | |||
| enabled by LISP [RFC6830]. | [3] To be used as EID space by routers enabled by LISP [RFC6830]. | |||
| Table 1: Global EID Space | Table 1: Global EID Space | |||
| The reserved address space is requested for an initial 3-year period | The reserved address space is requested for an initial 3-year period | |||
| starting in August 2016 (until August 2019), with an option to extend | starting in September 2016 (until September 2019), with an option to | |||
| it by three years (until August 2022) upon the decision of the IETF | extend it by three years (until September 2022) upon the decision of | |||
| (see Sections 6 and 7). Following the policies outlined in | the IETF (see Sections 6 and 7). Following the policies outlined in | |||
| [RFC5226], upon IETF Review, the decision should be made on whether | [RFC5226], upon IETF Review, the decision should be made on whether | |||
| to have a permanent EID block assignment by August 2019. If no | to have a permanent EID block assignment by September 2019. If no | |||
| explicit action is taken or, if the IETF Review outcome is that it is | explicit action is taken or, if the IETF Review outcome is that it is | |||
| not worth having a reserved prefix as a global EID space, the whole | not worth having a reserved prefix as a global EID space, the whole | |||
| /32 will be taken out from the "IANA IPv6 Special-Purpose Address | /32 will be taken out from the "IANA IPv6 Special-Purpose Address | |||
| Registry" and put back in the free pool managed by IANA. | Registry" and put back in the free pool managed by IANA. | |||
| Allocation and management of the global EID space is detailed in | Allocation and management of the global EID space is detailed in | |||
| [RFC7955]. Nevertheless, all prefix allocations out of this space | [RFC7955]. Nevertheless, all prefix allocations out of this space | |||
| must be temporary and no allocation must go beyond August 2019 unless | must be temporary and no allocation must go beyond September 2019 | |||
| the IETF Review decides for a permanent global EID space assignment. | unless the IETF Review decides for a permanent global EID space | |||
| assignment. | ||||
| 11. References | 11. References | |||
| 11.1. Normative References | 11.1. Normative References | |||
| [RFC2860] Carpenter, B., Baker, F., and M. Roberts, "Memorandum of | [RFC2860] Carpenter, B., Baker, F., and M. Roberts, "Memorandum of | |||
| Understanding Concerning the Technical Work of the | Understanding Concerning the Technical Work of the | |||
| Internet Assigned Numbers Authority", RFC 2860, | Internet Assigned Numbers Authority", RFC 2860, | |||
| DOI 10.17487/RFC2860, June 2000, | DOI 10.17487/RFC2860, June 2000, | |||
| <http://www.rfc-editor.org/info/rfc2860>. | <http://www.rfc-editor.org/info/rfc2860>. | |||
| skipping to change at page 10, line 13 | skipping to change at page 10, line 28 | |||
| January 2013, <http://www.rfc-editor.org/info/rfc6836>. | January 2013, <http://www.rfc-editor.org/info/rfc6836>. | |||
| [RFC6837] Lear, E., "NERD: A Not-so-novel Endpoint ID (EID) to | [RFC6837] Lear, E., "NERD: A Not-so-novel Endpoint ID (EID) to | |||
| Routing Locator (RLOC) Database", RFC 6837, | Routing Locator (RLOC) Database", RFC 6837, | |||
| DOI 10.17487/RFC6837, January 2013, | DOI 10.17487/RFC6837, January 2013, | |||
| <http://www.rfc-editor.org/info/rfc6837>. | <http://www.rfc-editor.org/info/rfc6837>. | |||
| [RFC7955] Iannone, L., Jorgensen, R., Conrad, D., and G. Huston, | [RFC7955] Iannone, L., Jorgensen, R., Conrad, D., and G. Huston, | |||
| "Locator/ID Separation Protocol (LISP) Endpoint Identifier | "Locator/ID Separation Protocol (LISP) Endpoint Identifier | |||
| (EID) Block Management Guidelines", RFC 7955, | (EID) Block Management Guidelines", RFC 7955, | |||
| DOI 10.17487/RFC7955, August 2016, | DOI 10.17487/RFC7955, September 2016, | |||
| <http://www.rfc-editor.org/info/rfc7955>. | <http://www.rfc-editor.org/info/rfc7955>. | |||
| 11.2. Informative References | 11.2. Informative References | |||
| [BETA] LISP Beta Network, "Locator/ID Separation Protocol", | [BETA] LISP Beta Network, "Locator/ID Separation Protocol", | |||
| <http://www.lisp4.net>. | <http://www.lisp4.net>. | |||
| [FIABook2010] | [FIABook2010] | |||
| Iannone, L. and T. Leva, "Modeling the economics of Loc/ID | Iannone, L. and T. Leva, "Modeling the economics of Loc/ID | |||
| Separation for the Future Internet", Towards the Future | Separation for the Future Internet", Towards the Future | |||
| skipping to change at page 11, line 22 | skipping to change at page 11, line 39 | |||
| Special thanks to Roque Gagliano for his suggestions and pointers. | Special thanks to Roque Gagliano for his suggestions and pointers. | |||
| Thanks to Alvaro Retana, Deborah Brungard, Ron Bonica, Damien Saucez, | Thanks to Alvaro Retana, Deborah Brungard, Ron Bonica, Damien Saucez, | |||
| David Conrad, Scott Bradner, John Curran, Paul Wilson, Geoff Huston, | David Conrad, Scott Bradner, John Curran, Paul Wilson, Geoff Huston, | |||
| Wes George, Arturo Servin, Sander Steffann, Brian Carpenter, Roger | Wes George, Arturo Servin, Sander Steffann, Brian Carpenter, Roger | |||
| Jorgensen, Terry Manderson, Brian Haberman, Adrian Farrel, Job | Jorgensen, Terry Manderson, Brian Haberman, Adrian Farrel, Job | |||
| Snijders, Marla Azinger, Chris Morrow, and Peter Schoenmaker for | Snijders, Marla Azinger, Chris Morrow, and Peter Schoenmaker for | |||
| their insightful comments. Thanks as well to all participants for | their insightful comments. Thanks as well to all participants for | |||
| the fruitful discussions on the IETF mailing list. | the fruitful discussions on the IETF mailing list. | |||
| The work of Luigi Iannone has been partially supported by the ANR- | The work of Luigi Iannone has been partially supported by the | |||
| 13-INFR-0009 LISP-Lab Project <www.lisp-lab.org> and the EIT KIC ICT- | ANR-13-INFR-0009 LISP-Lab Project <www.lisp-lab.org> and the EIT KIC | |||
| Labs SOFNETS Project. | ICT-Labs SOFNETS Project. | |||
| Authors' Addresses | Authors' Addresses | |||
| Luigi Iannone | Luigi Iannone | |||
| Telecom ParisTech | Telecom ParisTech | |||
| Email: ggx@gigix.net | Email: ggx@gigix.net | |||
| Darrel Lewis | Darrel Lewis | |||
| Cisco Systems, Inc. | Cisco Systems, Inc. | |||
| End of changes. 17 change blocks. | ||||
| 42 lines changed or deleted | 42 lines changed or added | |||
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