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How to analyze Direct Routing calls via the SIP ladder

How to analyze Direct Routing calls via the SIP ladder

Introduction

I wrote an article last February to announce the upcoming release of the SIP ladder to analyze Teams Direct Routing calls from the Microsoft Teams Admin Center. The feature is now available.

Check the February 2025 article HERE.

Prerequisites

Microsoft Teams Telephony enabled

  • Direct Routing configuration with an SBC.

Administrator role

  • An account with the Global Administrator or Teams Administrator role to access the Microsoft Teams Admin Center.
Step 1 : Sign in to the Microsoft Teams admin center

Sign in to the Microsoft Teams Admin Center by opening your web browser to https://admin.teams.microsoft.com.

Step 2 : Access the SIP ladder

In the left menu, click Analytics & Reports, then Usage Reports.
Choose the report type PSTN Usage and the search range, then click Run Report.

image

Once the report is retrieved, click the Direct Routing tab.

image

Select the call you want to analyze and click SIP call flow.

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The ladder will be displayed with the call’s SIP information.

image

By clicking on one of the SIP events, you can view the content of the packet.

image

info

Data will be available for all calls less than 30 days old, with a 30-minute delay before analysis is available.
Conclusion

The SIP ladder for analyzing Teams Direct Routing calls from the Microsoft Teams Admin Center will simplify analytics for Teams telephony administrators.

You now know how to access SIP ladder for Teams call analysis.

Sources

Microsoft Learn - Teams SIP ladder

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