Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate (MS-721)

Teams often cite MS-721 when documenting who is qualified to plan and change Teams Phone, PSTN connectivity and meeting policies, since those systems carry business-critical voice traffic. Team reporting provides per-learner completion and completion exports that can serve as training evidence, while your auditor's control crosswalk decides any formal mapping to a framework.

MS-721 suits the collaboration and voice engineers responsible for Microsoft Teams calling and meeting spaces. Based on the linked course, a certified team can own Teams Phone and PSTN connectivity planning, SBC and SBA decisions, shared calling and phone numbers, Teams Rooms and certified device recommendations, network readiness and Quality of Service, and meeting and webinar policies managed through PowerShell.

CBT Nuggets Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate (MS-721) courses are built by named expert trainers. Where a course includes hands-on virtual labs or a practice exam mapped to Microsoft's published exam objectives, the course list on this page says so. Team admin reporting tracks assignment, completion and exam readiness per engineer — the view managers use to run a team training program.

From the admin console, managers assign the Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate (MS-721) courses directly to specific engineers or role groups and track completion and practice-exam scores per learner. Team-wide reporting rolls up to a single dashboard you can review or export for leadership reviews or compliance reporting.

The linked live courses add up to about 42 hours of video. Actual time to certify depends on the team's starting point, such as existing experience with Teams administration, voice networks and PowerShell, so IT leaders typically assign the training with a target date and track completion through team reporting.

CBT Nuggets updates Microsoft course content as exam objectives refresh, and this page shows the current exam's status and any retirement date the vendor has announced. When Microsoft restructures or renames a track, the assigned training stays aligned with the same team training plan, and the training stays current without anyone losing their progress mid-stream.