rfc9714v4.txt   rfc9714.txt 
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flows. flows.
This document defines the encapsulation for MPLS performance This document defines the encapsulation for MPLS performance
measurement with the Alternate-Marking Method, which performs flow- measurement with the Alternate-Marking Method, which performs flow-
based packet loss, delay, and jitter measurements on the MPLS based packet loss, delay, and jitter measurements on the MPLS
traffic. The encapsulation defined in this document supports traffic. The encapsulation defined in this document supports
performance monitoring at the intermediate nodes and MPLS flow performance monitoring at the intermediate nodes and MPLS flow
identification at both transport and service layers. identification at both transport and service layers.
Note that in parallel to the work of this document, there is ongoing Note that in parallel to the work of this document, there is ongoing
work on MPLS Network Actions (MNAs) [RFC9613]. The MPLS performance work, e.g., [MNA-PM-with-AMM], regarding MPLS Network Actions (MNAs)
measurement with the Alternate-Marking Method can also be achieved by [RFC9613]. The MPLS performance measurement with the Alternate-
MNA encapsulation. In addition, MNA will provide a broader use-case Marking Method can also be achieved by MNA encapsulation. In
applicability. That means the MNA encapsulation is expected to addition, MNA will provide a broader use-case applicability. That
provide a more advanced solution. Once published as an RFC, it is means the MNA encapsulation is expected to provide a more advanced
agreed that this document will be made Historic. solution. If [MNA-PM-with-AMM] is published as an RFC, the status of
this RFC will be reviewed and possibly changed to Historic.
2. Conventions Used in This Document 2. Conventions Used in This Document
2.1. Abbreviations 2.1. Abbreviations
ACL: Access Control List ACL: Access Control List
BoS: Bottom of Stack BoS: Bottom of Stack
cSPL: Composite Special Purpose Label, the combination of the cSPL: Composite Special Purpose Label, the combination of the
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10.2. Informative References 10.2. Informative References
[ALT-MARK] Fioccola, G., Zhu, K., Graf, T., Nilo, M., and L. Zhang, [ALT-MARK] Fioccola, G., Zhu, K., Graf, T., Nilo, M., and L. Zhang,
"Alternate Marking Deployment Framework", Work in "Alternate Marking Deployment Framework", Work in
Progress, Internet-Draft, draft-ietf-ippm-alt-mark- Progress, Internet-Draft, draft-ietf-ippm-alt-mark-
deployment-02, 9 October 2024, deployment-02, 9 October 2024,
<https://datatracker.ietf.org/doc/html/draft-ietf-ippm- <https://datatracker.ietf.org/doc/html/draft-ietf-ippm-
alt-mark-deployment-02>. alt-mark-deployment-02>.
[MNA-PM-with-AMM]
Cheng, W., Min, X., Gandhi, R., and G. Mirsky, "MNA for
Performance Measurement with Alternate Marking Method",
Work in Progress, Internet-Draft, draft-cx-mpls-mna-
inband-pm-05, 21 October 2024,
<https://datatracker.ietf.org/doc/html/draft-cx-mpls-mna-
inband-pm-05>.
[RFC4026] Andersson, L. and T. Madsen, "Provider Provisioned Virtual [RFC4026] Andersson, L. and T. Madsen, "Provider Provisioned Virtual
Private Network (VPN) Terminology", RFC 4026, Private Network (VPN) Terminology", RFC 4026,
DOI 10.17487/RFC4026, March 2005, DOI 10.17487/RFC4026, March 2005,
<https://www.rfc-editor.org/info/rfc4026>. <https://www.rfc-editor.org/info/rfc4026>.
[RFC6790] Kompella, K., Drake, J., Amante, S., Henderickx, W., and [RFC6790] Kompella, K., Drake, J., Amante, S., Henderickx, W., and
L. Yong, "The Use of Entropy Labels in MPLS Forwarding", L. Yong, "The Use of Entropy Labels in MPLS Forwarding",
RFC 6790, DOI 10.17487/RFC6790, November 2012, RFC 6790, DOI 10.17487/RFC6790, November 2012,
<https://www.rfc-editor.org/info/rfc6790>. <https://www.rfc-editor.org/info/rfc6790>.
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