draft-akiya-mpls-lsp-ping-lag-multipath-02.txt | draft-akiya-mpls-lsp-ping-lag-multipath-03.txt | |||
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Internet Engineering Task Force N. Akiya | Internet Engineering Task Force N. Akiya | |||
Internet-Draft G. Swallow | Internet-Draft G. Swallow | |||
Updates: 4379,6424 (if approved) Cisco Systems | Updates: 4379,6424 (if approved) Cisco Systems | |||
Intended status: Standards Track S. Litkowski | Intended status: Standards Track S. Litkowski | |||
Expires: April 25, 2015 B. Decraene | Expires: May 26, 2015 B. Decraene | |||
Orange | Orange | |||
J. Drake | J. Drake | |||
Juniper Networks | Juniper Networks | |||
October 22, 2014 | November 22, 2014 | |||
Label Switched Path (LSP) Ping/Trace Multipath Support for | Label Switched Path (LSP) Ping/Trace Multipath Support for | |||
Link Aggregation Group (LAG) Interfaces | Link Aggregation Group (LAG) Interfaces | |||
draft-akiya-mpls-lsp-ping-lag-multipath-02 | draft-akiya-mpls-lsp-ping-lag-multipath-03 | |||
Abstract | Abstract | |||
This document defines an extension to the Multiprotocol Label | This document defines an extension to the Multiprotocol Label | |||
Switching (MPLS) Label Switched Path (LSP) Ping and Traceroute to | Switching (MPLS) Label Switched Path (LSP) Ping and Traceroute to | |||
describe Multipath Information for Link Aggregation (LAG) member | describe Multipath Information for Link Aggregation (LAG) member | |||
links separately, thus allowing MPLS LSP Ping and Traceroute to | links separately, thus allowing MPLS LSP Ping and Traceroute to | |||
discover and exercise specific paths of layer 2 (L2) Equal-Cost | discover and exercise specific paths of layer 2 (L2) Equal-Cost | |||
Multipath (ECMP) over LAG interfaces. | Multipath (ECMP) over LAG interfaces. | |||
skipping to change at page 1, line 49 | skipping to change at page 1, line 49 | |||
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 http://datatracker.ietf.org/drafts/current/. | Drafts is at http://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 25, 2015. | This Internet-Draft will expire on May 26, 2015. | |||
Copyright Notice | Copyright Notice | |||
Copyright (c) 2014 IETF Trust and the persons identified as the | Copyright (c) 2014 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 | |||
skipping to change at page 11, line 15 | skipping to change at page 11, line 15 | |||
6. DDMAP TLV DS Flags: G | 6. DDMAP TLV DS Flags: G | |||
One flag, G, is added in DS Flags field of the DDMAP TLV. In the | One flag, G, is added in DS Flags field of the DDMAP TLV. In the | |||
MPLS echo request message, G flag MUST be cleared when sending, and | MPLS echo request message, G flag MUST be cleared when sending, and | |||
ignored on receipt. In the MPLS echo reply message, G flag MUST be | ignored on receipt. In the MPLS echo reply message, G flag MUST be | |||
set if the DDMAP TLV describes a LAG interface. It MUST be cleared | set if the DDMAP TLV describes a LAG interface. It MUST be cleared | |||
otherwise. | otherwise. | |||
DS Flags | DS Flags | |||
DS Flags G is added, in Bit Number 3, in DS Flags bit vector. | DS Flags G is added, in Bit Number TBD4, in DS Flags bit vector. | |||
0 1 2 3 4 5 6 7 | 0 1 2 3 4 5 6 7 | |||
+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+ | |||
| MBZ |G|MBZ|I|N| | | MBZ |G|MBZ|I|N| | |||
+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+ | |||
RFC-Editor-Note: Please update above figure to place the flag G in | ||||
the bit number TBD4. | ||||
Flag Name and Meaning | Flag Name and Meaning | |||
---- ---------------- | ---- ---------------- | |||
G LAG Description Indicator | G LAG Description Indicator | |||
When this flag is set, DDMAP describes a LAG interface. | When this flag is set, DDMAP describes a LAG interface. | |||
7. Interface Index Sub-TLV | 7. Interface Index Sub-TLV | |||
The Interface Index object is a Sub-TLV that MAY be included in a | The Interface Index object is a Sub-TLV that MAY be included in a | |||
skipping to change at page 17, line 24 | skipping to change at page 17, line 24 | |||
TBD3 Detailed Interface and Label Stack TLV this document | TBD3 Detailed Interface and Label Stack TLV this document | |||
10.4. DS Flags | 10.4. DS Flags | |||
The IANA is requested to assign a new bit number from the "DS flags" | The IANA is requested to assign a new bit number from the "DS flags" | |||
sub-registry from the "Multi-Protocol Label Switching (MPLS) Label | sub-registry from the "Multi-Protocol Label Switching (MPLS) Label | |||
Switched Paths (LSPs) Ping Parameters - TLVs" registry | Switched Paths (LSPs) Ping Parameters - TLVs" registry | |||
([IANA-MPLS-LSP-PING]). | ([IANA-MPLS-LSP-PING]). | |||
Note: the "DS flags" sub-registry is created by | Note: the "DS flags" sub-registry is created by | |||
[I-D.decraene-mpls-lsp-ping-registry]. | [I-D.ietf-mpls-lsp-ping-registry]. | |||
Bit number Name Reference | Bit number Name Reference | |||
---------- ---------------------------------------- --------- | ---------- ---------------------------------------- --------- | |||
TBD4(3) G: LAG Description Indicator this document | TBD4 G: LAG Description Indicator this document | |||
This document requests the bit number 3 as TBD4. | ||||
10.5. New Sub-Registry | 10.5. New Sub-Registry | |||
10.5.1. Sub-TLVs for TLV Type TBD3 | 10.5.1. Sub-TLVs for TLV Type TBD3 | |||
The IANA is requested to make a new "Sub-TLVs for TLV Type TBD3" sub- | The IANA is requested to make a new "Sub-TLVs for TLV Type TBD3" sub- | |||
registry under "Multiprotocol Label Switching Architecture (MPLS) | registry under "Multiprotocol Label Switching Architecture (MPLS) | |||
Label Switched Paths (LSPs) Ping Parameters - TLVs" registry. | Label Switched Paths (LSPs) Ping Parameters - TLVs" registry. | |||
Initial values for this sub-registry, "Sub-TLVs for TLV Types TBD3", | Initial values for this sub-registry, "Sub-TLVs for TLV Types TBD3", | |||
skipping to change at page 18, line 14 | skipping to change at page 18, line 14 | |||
11. Acknowledgements | 11. Acknowledgements | |||
Authors would like to thank Nagendra Kumar and Sam Aldrin for | Authors would like to thank Nagendra Kumar and Sam Aldrin for | |||
providing useful comments and suggestions. | providing useful comments and suggestions. | |||
12. References | 12. References | |||
12.1. Normative References | 12.1. Normative References | |||
[I-D.ietf-mpls-lsp-ping-registry] | ||||
Decraene, B., Akiya, N., Pignataro, C., Andersson, L., and | ||||
S. Aldrin, "IANA registries for LSP ping Code Points", | ||||
draft-ietf-mpls-lsp-ping-registry-00 (work in progress), | ||||
November 2014. | ||||
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate | [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate | |||
Requirement Levels", BCP 14, RFC 2119, March 1997. | Requirement Levels", BCP 14, RFC 2119, March 1997. | |||
[RFC4379] Kompella, K. and G. Swallow, "Detecting Multi-Protocol | [RFC4379] Kompella, K. and G. Swallow, "Detecting Multi-Protocol | |||
Label Switched (MPLS) Data Plane Failures", RFC 4379, | Label Switched (MPLS) Data Plane Failures", RFC 4379, | |||
February 2006. | February 2006. | |||
[RFC6424] Bahadur, N., Kompella, K., and G. Swallow, "Mechanism for | [RFC6424] Bahadur, N., Kompella, K., and G. Swallow, "Mechanism for | |||
Performing Label Switched Path Ping (LSP Ping) over MPLS | Performing Label Switched Path Ping (LSP Ping) over MPLS | |||
Tunnels", RFC 6424, November 2011. | Tunnels", RFC 6424, November 2011. | |||
12.2. Informative References | 12.2. Informative References | |||
[I-D.decraene-mpls-lsp-ping-registry] | ||||
Decraene, B., Akiya, N., Pignataro, C., Andersson, L., and | ||||
S. Aldrin, "IANA registries for LSP ping Code Points", | ||||
draft-decraene-mpls-lsp-ping-registry-00 (work in | ||||
progress), October 2014. | ||||
[I-D.ietf-mpls-ipv6-only-gap] | [I-D.ietf-mpls-ipv6-only-gap] | |||
George, W. and C. Pignataro, "Gap Analysis for Operating | George, W. and C. Pignataro, "Gap Analysis for Operating | |||
IPv6-only MPLS Networks", draft-ietf-mpls-ipv6-only-gap-02 | IPv6-only MPLS Networks", draft-ietf-mpls-ipv6-only-gap-03 | |||
(work in progress), August 2014. | (work in progress), October 2014. | |||
[IANA-MPLS-LSP-PING] | [IANA-MPLS-LSP-PING] | |||
IANA, "Multi-Protocol Label Switching (MPLS) Label | IANA, "Multi-Protocol Label Switching (MPLS) Label | |||
Switched Paths (LSPs) Ping Parameters", | Switched Paths (LSPs) Ping Parameters", | |||
<http://www.iana.org/assignments/mpls-lsp-ping-parameters/ | <http://www.iana.org/assignments/mpls-lsp-ping-parameters/ | |||
mpls-lsp-ping-parameters.xhtml>. | mpls-lsp-ping-parameters.xhtml>. | |||
[IEEE802.1AX] | [IEEE802.1AX] | |||
IEEE Std. 802.1AX, "IEEE Standard for Local and | IEEE Std. 802.1AX, "IEEE Standard for Local and | |||
metropolitan area networks - Link Aggregation", November | metropolitan area networks - Link Aggregation", November | |||
End of changes. 11 change blocks. | ||||
17 lines changed or deleted | 18 lines changed or added | |||
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