draft-ietf-ospf-te-link-attr-reuse-05.txt | draft-ietf-ospf-te-link-attr-reuse-06.txt | |||
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LSR Working Group P. Psenak, Ed. | LSR Working Group P. Psenak, Ed. | |||
Internet-Draft Cisco Systems, Inc. | Internet-Draft Cisco Systems, Inc. | |||
Intended status: Standards Track A. Lindem | Intended status: Standards Track A. Lindem | |||
Expires: April 20, 2019 L. Ginsberg | Expires: May 13, 2019 L. Ginsberg | |||
Cisco Systems | Cisco Systems | |||
W. Henderickx | W. Henderickx | |||
Nokia | Nokia | |||
J. Tantsura | J. Tantsura | |||
Nuage Networks | Nuage Networks | |||
H. Gredler | H. Gredler | |||
RtBrick Inc. | RtBrick Inc. | |||
J. Drake | J. Drake | |||
Juniper Networks | Juniper Networks | |||
October 17, 2018 | November 9, 2018 | |||
OSPF Link Traffic Engineering (TE) Attribute Reuse | OSPF Link Traffic Engineering (TE) Attribute Reuse | |||
draft-ietf-ospf-te-link-attr-reuse-05.txt | draft-ietf-ospf-te-link-attr-reuse-06.txt | |||
Abstract | Abstract | |||
Various link attributes have been defined in OSPF in the context of | Various link attributes have been defined in OSPF in the context of | |||
the MPLS Traffic Engineering (TE) and GMPLS. Many of these link | the MPLS Traffic Engineering (TE) and GMPLS. Many of these link | |||
attributes can be used for applications other than MPLS Traffic | attributes can be used for applications other than MPLS Traffic | |||
Engineering or GMPLS. This document defines how to distribute such | Engineering or GMPLS. This document defines how to distribute such | |||
attributes in OSPFv2 and OSPFv3 for applications other than MPLS | attributes in OSPFv2 and OSPFv3 for applications other than MPLS | |||
Traffic Engineering or GMPLS. | Traffic Engineering or GMPLS. | |||
skipping to change at page 1, line 45 ¶ | skipping to change at page 1, line 45 ¶ | |||
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 April 20, 2019. | This Internet-Draft will expire on May 13, 2019. | |||
Copyright Notice | Copyright Notice | |||
Copyright (c) 2018 IETF Trust and the persons identified as the | Copyright (c) 2018 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 | |||
(https://trustee.ietf.org/license-info) in effect on the date of | (https://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 | |||
skipping to change at page 2, line 51 ¶ | skipping to change at page 2, line 51 ¶ | |||
4. Reused TE link attributes . . . . . . . . . . . . . . . . . . 6 | 4. Reused TE link attributes . . . . . . . . . . . . . . . . . . 6 | |||
4.1. Shared Risk Link Group (SRLG) . . . . . . . . . . . . . . 6 | 4.1. Shared Risk Link Group (SRLG) . . . . . . . . . . . . . . 6 | |||
4.2. Extended Metrics . . . . . . . . . . . . . . . . . . . . 7 | 4.2. Extended Metrics . . . . . . . . . . . . . . . . . . . . 7 | |||
4.3. Traffic Engineering Metric . . . . . . . . . . . . . . . 8 | 4.3. Traffic Engineering Metric . . . . . . . . . . . . . . . 8 | |||
4.4. Administrative Group . . . . . . . . . . . . . . . . . . 8 | 4.4. Administrative Group . . . . . . . . . . . . . . . . . . 8 | |||
5. Advertisement of Application Specific Values . . . . . . . . 8 | 5. Advertisement of Application Specific Values . . . . . . . . 8 | |||
6. Maximum Link Bandwidth . . . . . . . . . . . . . . . . . . . 11 | 6. Maximum Link Bandwidth . . . . . . . . . . . . . . . . . . . 11 | |||
7. Local Interface IPv6 Address Sub-TLV . . . . . . . . . . . . 12 | 7. Local Interface IPv6 Address Sub-TLV . . . . . . . . . . . . 12 | |||
8. Remote Interface IPv6 Address Sub-TLV . . . . . . . . . . . . 12 | 8. Remote Interface IPv6 Address Sub-TLV . . . . . . . . . . . . 12 | |||
9. Deployment Considerations . . . . . . . . . . . . . . . . . . 12 | 9. Deployment Considerations . . . . . . . . . . . . . . . . . . 12 | |||
10. Attribute Advertisements and Enablement . . . . . . . . . . . 12 | 10. Attribute Advertisements and Enablement . . . . . . . . . . . 13 | |||
11. Backward Compatibility . . . . . . . . . . . . . . . . . . . 13 | 11. Backward Compatibility . . . . . . . . . . . . . . . . . . . 14 | |||
12. Security Considerations . . . . . . . . . . . . . . . . . . . 14 | 12. Security Considerations . . . . . . . . . . . . . . . . . . . 14 | |||
13. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 14 | 13. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 14 | |||
13.1. OSPFv2 . . . . . . . . . . . . . . . . . . . . . . . . . 14 | 13.1. OSPFv2 . . . . . . . . . . . . . . . . . . . . . . . . . 14 | |||
13.2. OSPFv3 . . . . . . . . . . . . . . . . . . . . . . . . . 15 | 13.2. OSPFv3 . . . . . . . . . . . . . . . . . . . . . . . . . 15 | |||
14. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . 16 | 14. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . 16 | |||
15. References . . . . . . . . . . . . . . . . . . . . . . . . . 16 | 15. References . . . . . . . . . . . . . . . . . . . . . . . . . 16 | |||
15.1. Normative References . . . . . . . . . . . . . . . . . . 16 | 15.1. Normative References . . . . . . . . . . . . . . . . . . 16 | |||
15.2. Informative References . . . . . . . . . . . . . . . . . 17 | 15.2. Informative References . . . . . . . . . . . . . . . . . 17 | |||
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 18 | Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 18 | |||
skipping to change at page 9, line 38 ¶ | skipping to change at page 9, line 38 ¶ | |||
| Link Attribute sub-sub-TLVs | | | Link Attribute sub-sub-TLVs | | |||
+- -+ | +- -+ | |||
| ... | | | ... | | |||
where: | where: | |||
Type: TBD21 (OSPFv2), TBD22 (OSPFv3) | Type: TBD21 (OSPFv2), TBD22 (OSPFv3) | |||
Length: variable | Length: variable | |||
SABML: Standard Application Bit-Mask Length. If the Standard | SABML: Standard Application Bit-Mask Length. It MUST be a | |||
Application Bit-Mask is not present, the Standard Application Bit- | multiple of 4 bytes. If the Standard Application Bit-Mask is not | |||
Mask Length MUST be set to 0. | present, the Standard Application Bit-Mask Length MUST be set to | |||
0. | ||||
UDABML: User Defined Application Bit-Mask Length. If the User | UDABML: User Defined Application Bit-Mask Length. It MUST be a | |||
Defined Application Bit-Mask is not present, the User Defined | multiple of 4 bytes. If the User Defined Application Bit-Mask is | |||
Application Bit-Mask Length MUST be set to 0. | not present, the User Defined Application Bit-Mask Length MUST be | |||
set to 0. | ||||
Standard Application Bit-Mask: Optional set of bits, where each | Standard Application Bit-Mask: Optional set of bits, where each | |||
bit represents a single standard application. Bits are defined in | bit represents a single standard application. Bits are defined in | |||
[I-D.ietf-isis-te-app], which also request a new IANA "Link | [I-D.ietf-isis-te-app], which also request a new IANA "Link | |||
Attribute Applications" registry under "Interior Gateway Protocol | Attribute Applications" registry under "Interior Gateway Protocol | |||
(IGP) Parameters" for them. The bits are repeated here for | (IGP) Parameters" for them. The bits are repeated here for | |||
informational purpose: | informational purpose: | |||
Bit-0: RSVP Traffic Engineering | Bit-0: RSVP Traffic Engineering | |||
End of changes. 7 change blocks. | ||||
12 lines changed or deleted | 14 lines changed or added | |||
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