draft-ietf-mpls-ipv6-pw-lsp-ping-01.txt   draft-ietf-mpls-ipv6-pw-lsp-ping-02.txt 
Network Working Group M. Chen Network Working Group M. Chen
Internet-Draft Huawei Technologies Co., Ltd Internet-Draft Huawei Technologies Co., Ltd
Updates: 4379 (if approved) P. Pan Updates: 4379 (if approved) P. Pan
Intended status: Standards Track Infinera Intended status: Standards Track Infinera
Expires: March 7, 2013 C. Pignataro Expires: April 14, 2013 C. Pignataro
R. Asati R. Asati
Cisco Cisco
September 3, 2012 October 11, 2012
Label Switched Path (LSP) Ping for IPv6 Pseudowire FECs Label Switched Path (LSP) Ping for IPv6 Pseudowire FECs
draft-ietf-mpls-ipv6-pw-lsp-ping-01 draft-ietf-mpls-ipv6-pw-lsp-ping-02
Abstract Abstract
Multi-Protocol Label Switching (MPLS) Label Switched Path (LSP) Ping Multi-Protocol Label Switching (MPLS) Label Switched Path (LSP) Ping
and traceroute mechanisms are commonly used to detect and isolate and traceroute mechanisms are commonly used to detect and isolate
data plane failures in all MPLS LSPs including Pseudowire (PW) LSPs. data plane failures in all MPLS LSPs including Pseudowire (PW) LSPs.
The PW LSP Ping and traceroute elements, however, are not specified The PW LSP Ping and traceroute elements, however, are not specified
for IPv6 address usage. for IPv6 address usage.
This document extends the PW LSP Ping and traceroute mechanisms so This document extends the PW LSP Ping and traceroute mechanisms so
skipping to change at page 1, line 47 skipping to change at page 1, line 47
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 March 7, 2013. This Internet-Draft will expire on April 14, 2013.
Copyright Notice Copyright Notice
Copyright (c) 2012 IETF Trust and the persons identified as the Copyright (c) 2012 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 respect carefully, as they describe your rights and restrictions with respect
skipping to change at page 3, line 47 skipping to change at page 3, line 47
sub-TLV and IPv6 FEC 129 Pseudowire sub-TLV) to extend the sub-TLV and IPv6 FEC 129 Pseudowire sub-TLV) to extend the
application of PW LSP Ping and traceroute to the IPv6 usage when an application of PW LSP Ping and traceroute to the IPv6 usage when an
IPv6 LDP session [I-D.ietf-mpls-ldp-ipv6] is used to signal the IPv6 LDP session [I-D.ietf-mpls-ldp-ipv6] is used to signal the
Pseudowire. Note that FEC 128 Pseudowire (Deprecated) is not defined Pseudowire. Note that FEC 128 Pseudowire (Deprecated) is not defined
for IPv6 in this document. for IPv6 in this document.
2. IPv4 Pseudowire Sub-TLVs 2. IPv4 Pseudowire Sub-TLVs
This document updates Section 3.2 and Sections 3.2.8 through 3.2.10 This document updates Section 3.2 and Sections 3.2.8 through 3.2.10
of [RFC4379] as follows and as indicated in Section 4 and Section 6. of [RFC4379] as follows and as indicated in Section 4 and Section 6.
This is done to avoid any potential ambiguity, confusion, and This is done to avoid any potential ambiguity and confusion, and to
backwards compatibility issues. clarify that these TLVs carry only IPv4 addresses. Note that the
changes are limited to the names of fields; there are no semantic
changes.
Sections 3.2.8 through 3.2.10 of [RFC4379] list the PW sub-TLVs and Sections 3.2.8 through 3.2.10 of [RFC4379] list the PW sub-TLVs and
state: state:
"FEC 128" Pseudowire (Deprecated) "FEC 128" Pseudowire (Deprecated)
"FEC 128" Pseudowire "FEC 128" Pseudowire
"FEC 129" Pseudowire "FEC 129" Pseudowire
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IANA is requested to perform the following assignments in the "Multi- IANA is requested to perform the following assignments in the "Multi-
Protocol Label Switching (MPLS) Label Switched Paths (LSPs) Ping Protocol Label Switching (MPLS) Label Switched Paths (LSPs) Ping
Parameters" registry, "TLVs and sub-TLVs" sub-registry. Parameters" registry, "TLVs and sub-TLVs" sub-registry.
[RFC Editor: To be REMOVED prior to publication. This registration [RFC Editor: To be REMOVED prior to publication. This registration
should take place at <http://www.iana.org/assignments/ should take place at <http://www.iana.org/assignments/
mpls-lsp-ping-parameters/ mpls-lsp-ping-parameters/
mpls-lsp-ping-parameters.xml#mpls-lsp-ping-parameters-7>] mpls-lsp-ping-parameters.xml#mpls-lsp-ping-parameters-7>]
Update the Value fields of these three Sub-TLVs, adding the "IPv4" Update the names of the Value fields of these three Sub-TLVs, adding
qualifier (see Section 2), and update the Reference to point to this the "IPv4" qualifier (see Section 2), and update the Reference to
document: point to this document:
Type Sub-Type Value Field Type Sub-Type Value Field
---- -------- ----------- ---- -------- -----------
1 9 IPv4 "FEC 128" Pseudowire (Deprecated) 1 9 IPv4 "FEC 128" Pseudowire (Deprecated)
1 10 IPv4 "FEC 128" Pseudowire 1 10 IPv4 "FEC 128" Pseudowire
1 11 IPv4 "FEC 129" Pseudowire 1 11 IPv4 "FEC 129" Pseudowire
Create two new entries for the Sub-Type field of Target FEC TLV (see Create two new entries for the Sub-Type field of Target FEC TLV (see
Section 3): Section 3):
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1 TBD2 IPv6 "FEC 129" Pseudowire 1 TBD2 IPv6 "FEC 129" Pseudowire
7. Security Considerations 7. Security Considerations
This draft does not introduce any new security issues, the security This draft does not introduce any new security issues, the security
mechanisms defined in [RFC4379] apply here. mechanisms defined in [RFC4379] apply here.
8. Acknowledgements 8. Acknowledgements
The authors gratefully acknowledge review and comments of Vanson Lim, The authors gratefully acknowledge review and comments of Vanson Lim,
Tom Petch, Spike Curtis, and Loa Andersson. Tom Petch, Spike Curtis, Loa Andersson, and Kireeti Kompella.
9. References 9. References
9.1. Normative References 9.1. Normative References
[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,
skipping to change at page 8, line 41 skipping to change at page 8, line 41
9.2. Informative References 9.2. Informative References
[I-D.ietf-mpls-ldp-ipv6] [I-D.ietf-mpls-ldp-ipv6]
Asati, R., Manral, V., Papneja, R., and C. Pignataro, Asati, R., Manral, V., Papneja, R., and C. Pignataro,
"Updates to LDP for IPv6", draft-ietf-mpls-ldp-ipv6-07 "Updates to LDP for IPv6", draft-ietf-mpls-ldp-ipv6-07
(work in progress), June 2012. (work in progress), June 2012.
[I-D.ietf-mpls-return-path-specified-lsp-ping] [I-D.ietf-mpls-return-path-specified-lsp-ping]
Chen, M., Cao, W., Ning, S., JOUNAY, F., and S. DeLord, Chen, M., Cao, W., Ning, S., JOUNAY, F., and S. DeLord,
"Return Path Specified LSP Ping", "Return Path Specified LSP Ping",
draft-ietf-mpls-return-path-specified-lsp-ping-08 (work in draft-ietf-mpls-return-path-specified-lsp-ping-10 (work in
progress), August 2012. progress), September 2012.
Authors' Addresses Authors' Addresses
Mach(Guoyi) Chen Mach(Guoyi) Chen
Huawei Technologies Co., Ltd Huawei Technologies Co., Ltd
No. 3 Xinxi Road, Shang-di, Hai-dian District No. 3 Xinxi Road, Shang-di, Hai-dian District
Beijing 100085 Beijing 100085
China China
Email: mach@huawei.com Email: mach@huawei.com
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