| rfc9513v3.txt | rfc9513.txt | |||
|---|---|---|---|---|
| skipping to change at line 372 ¶ | skipping to change at line 372 ¶ | |||
| Locators associated with Flexible Algorithms SHOULD NOT be advertised | Locators associated with Flexible Algorithms SHOULD NOT be advertised | |||
| in the base OSPFv3 prefix reachability advertisements. Advertising | in the base OSPFv3 prefix reachability advertisements. Advertising | |||
| the Flexible Algorithm locator in a regular prefix reachability | the Flexible Algorithm locator in a regular prefix reachability | |||
| advertisement would make it available for non-Flexible Algorithm | advertisement would make it available for non-Flexible Algorithm | |||
| forwarding (i.e., algorithm 0). | forwarding (i.e., algorithm 0). | |||
| The procedures for OSPFv3 Flexible Algorithm for SR-MPLS, as | The procedures for OSPFv3 Flexible Algorithm for SR-MPLS, as | |||
| specified in [RFC9350], also apply for SRv6; these procedures include | specified in [RFC9350], also apply for SRv6; these procedures include | |||
| a) ASBR reachability, b) inter-area, external, and NSSA prefix | a) ASBR reachability, b) inter-area, external, and NSSA prefix | |||
| advertisements, and 3) the use of those prefix advertisements in | advertisements, and c) the use of those prefix advertisements in | |||
| Flexible Algorithm route computation. | Flexible Algorithm route computation. | |||
| 6. Advertisement of Anycast Property | 6. Advertisement of Anycast Property | |||
| Both prefixes and SRv6 Locators may be configured as anycast, and as | Both prefixes and SRv6 Locators may be configured as anycast, and as | |||
| such, the same value can be advertised by multiple routers. It is | such, the same value can be advertised by multiple routers. It is | |||
| useful for other routers to know that the advertisement is for an | useful for other routers to know that the advertisement is for an | |||
| anycast identifier. | anycast identifier. | |||
| The AC-bit (value 0x80) in the OSPFv3 PrefixOptions field [RFC5340] | The AC-bit (value 0x80) in the OSPFv3 PrefixOptions field [RFC5340] | |||
| skipping to change at line 1201 ¶ | skipping to change at line 1201 ¶ | |||
| applicable for the "OSPFv3 Extended-LSA Sub-TLVs" registry. | applicable for the "OSPFv3 Extended-LSA Sub-TLVs" registry. | |||
| | Note: Allocations made in this registry for sub-TLVs that are | | Note: Allocations made in this registry for sub-TLVs that are | |||
| | associated with OSPFv3 SRv6 Locator TLVs MUST be evaluated for | | associated with OSPFv3 SRv6 Locator TLVs MUST be evaluated for | |||
| | their applicability as OSPFv3 Extended-LSA sub-TLVs, which are | | their applicability as OSPFv3 Extended-LSA sub-TLVs, which are | |||
| | required to be allocated in the "OSPFv3 Extended-LSA Sub-TLVs" | | required to be allocated in the "OSPFv3 Extended-LSA Sub-TLVs" | |||
| | registry. | | registry. | |||
| 13.10. OSPFv3 Extended-LSA Sub-TLVs | 13.10. OSPFv3 Extended-LSA Sub-TLVs | |||
| IANA has added the the following note to the "OSPFv3 Extended-LSA | IANA has added the following note to the "OSPFv3 Extended-LSA Sub- | |||
| Sub-TLVs" registry within the "Open Shortest Path First v3 (OSPFv3) | TLVs" registry within the "Open Shortest Path First v3 (OSPFv3) | |||
| Parameters" registry group. The purpose of this note is to ensure | Parameters" registry group. The purpose of this note is to ensure | |||
| that any document requesting allocations in this registry for sub- | that any document requesting allocations in this registry for sub- | |||
| TLVs of any of the OSPFv3 Extended Prefix TLVs checks if allocations | TLVs of any of the OSPFv3 Extended Prefix TLVs checks if allocations | |||
| are also applicable for the "OSPFv3 SRv6 Locator LSA Sub-TLVs" | are also applicable for the "OSPFv3 SRv6 Locator LSA Sub-TLVs" | |||
| registry defined in this document. | registry defined in this document. | |||
| | Note: Allocations made in this registry for sub-TLVs that are | | Note: Allocations made in this registry for sub-TLVs that are | |||
| | associated with OSPFv3 Extended TLVs related to prefix | | associated with OSPFv3 Extended TLVs related to prefix | |||
| | advertisements MUST be evaluated for their applicability as OSPFv3 | | advertisements MUST be evaluated for their applicability as OSPFv3 | |||
| | SRv6 Locator sub-TLVs, which are required to be allocated in the | | SRv6 Locator sub-TLVs, which are required to be allocated in the | |||
| skipping to change at line 1314 ¶ | skipping to change at line 1314 ¶ | |||
| 14.2. Informative References | 14.2. Informative References | |||
| [RFC3630] Katz, D., Kompella, K., and D. Yeung, "Traffic Engineering | [RFC3630] Katz, D., Kompella, K., and D. Yeung, "Traffic Engineering | |||
| (TE) Extensions to OSPF Version 2", RFC 3630, | (TE) Extensions to OSPF Version 2", RFC 3630, | |||
| DOI 10.17487/RFC3630, September 2003, | DOI 10.17487/RFC3630, September 2003, | |||
| <https://www.rfc-editor.org/info/rfc3630>. | <https://www.rfc-editor.org/info/rfc3630>. | |||
| [RFC9514] Dawra, G., Filsfils, C., Talaulikar, K., Ed., Chen, M., | [RFC9514] Dawra, G., Filsfils, C., Talaulikar, K., Ed., Chen, M., | |||
| Bernier, D., and B. Decraene, "Border Gateway Protocol - | Bernier, D., and B. Decraene, "Border Gateway Protocol - | |||
| Link State (BGP-LS) Extensions for Segment Routing over | Link State (BGP-LS) Extensions for Segment Routing over | |||
| IPv6 (SRv6)", RFC 9514, DOI 10.17487/RFC9514, October | IPv6 (SRv6)", RFC 9514, DOI 10.17487/RFC9514, November | |||
| 2023, <https://www.rfc-editor.org/info/rfc9514>. | 2023, <https://www.rfc-editor.org/info/rfc9514>. | |||
| Acknowledgements | Acknowledgements | |||
| The authors would like to acknowledge the contributions of Dean Cheng | The authors would like to acknowledge the contributions of Dean Cheng | |||
| in the early draft versions of this document. The authors would like | in the early draft versions of this document. The authors would like | |||
| to thank Ran Chen and Detao Zhao for their suggestions related to the | to thank Ran Chen and Detao Zhao for their suggestions related to the | |||
| extension of PrefixOptions for the signaling of the anycast property. | extension of PrefixOptions for the signaling of the anycast property. | |||
| The authors would like to thank Chenzichao, Dirk Goethals, Baalajee | The authors would like to thank Chenzichao, Dirk Goethals, Baalajee | |||
| End of changes. 3 change blocks. | ||||
| 4 lines changed or deleted | 4 lines changed or added | |||
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