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Liaison statement
LS on IM/DM modelling coordination

Additional information about IETF liaison relationships is available on the IETF webpage and the Internet Architecture Board liaison webpage.
State Posted
Submitted Date 2025-11-06
From Group ITU-T-SG-15-Q14
From Contact tsbsg15@itu.int
To Groups ccamp, ivy, netmod, teas
To Contacts Oscar de Dios <oscar.gonzalezdedios@telefonica.com>
Vishnu Beeram <vbeeram@juniper.net>
Qiufang Ma <maqiufang1@huawei.com>
Daniele Ceccarelli <dceccare@cisco.com>
Kent Watsen <kent+ietf@watsen.net>
Lou Berger <lberger@labn.net>
Fatai Zhang <zhangfatai@huawei.com>
Luis Contreras <luismiguel.contrerasmurillo@telefonica.com>
Daniele Ceccarelli <dceccare@cisco.com>
Cc Mohamed Boucadair <mohamed.boucadair@orange.com>
Mahesh Jethanandani <mjethanandani@gmail.com>
Luis Contreras <luismiguel.contrerasmurillo@telefonica.com>
Jim Guichard <james.n.guichard@futurewei.com>
Daniele Ceccarelli <dceccare@cisco.com>
Traffic Engineering Architecture and Signaling Discussion List <teas@ietf.org>
Qiufang Ma <maqiufang1@huawei.com>
Network Inventory YANG Discussion List <ivy@ietf.org>
Ketan Talaulikar <ketant.ietf@gmail.com>
Common Control and Measurement Plane Discussion List <ccamp@ietf.org>
Gunter Van de Velde <gunter.van_de_velde@nokia.com>
Kent Watsen <kent+ietf@watsen.net>
Scott Mansfield <Scott.Mansfield@Ericsson.com>
Lou Berger <lberger@labn.net>
Oscar de Dios <oscar.gonzalezdedios@telefonica.com>
Vishnu Beeram <vbeeram@juniper.net>
Fatai Zhang <zhangfatai@huawei.com>
Network Modeling Discussion List <netmod@ietf.org>
Response Contact chenlp@cict.com
scott.mansfield@ericsson.com
Technical Contact scott.mansfield@ericsson.com
Action Holder Contacts scott.mansfield@ericsson.com
Purpose For action
Deadline 2026-03-04 Action Needed
Attachments (None)
Body
ITU-T Q14/15 appreciates the coordination and support of SDOs in the
development of interoperable transport system and equipment management,
including time synchronization, carrier-grade Ethernet and MPLS-TP. ITU-T
Q14/15 will continue to host coordination virtual meetings on the following
dates. Modelling experts of the receiving SDOs of this liaison statement are
invited to join.

Logistics details:
–       Dates:   03 December 2025, 07 January 2026, 4 March 2026
–       Time:    1300 - 1500 CET (Geneva Switzerland)
–       URL:     Series of virtual meetings at
https://itu.zoom.us/j/99512418276?pwd=V0VUeXdTTTFCalpCVXZqd25tWU1zQT09