Refer to the exhibit.
The Base group that is configured in the TMS Provisioning Extension service of the Cisco Video Communication Server Identifies this VCS with the TMS Provisioning. Who assigns this value?
A. Cisco Unified Communication Manager
B. VCS
C. Cisco Telepresence Conductor
D. TMS
Yup, D is correct.
https://community.cisco.com/t5/telepresence-and-video/tms-provisioning-extension-services-base-group-configuration/td-p/1978854