Your company has a Microsoft Teams Phone deployment that uses Direct Routing and a single carrier.
You deploy a new Session Border Controller (SBC) that shows as healthy in the Microsoft Teams admin center.
You place a test call over the new SBC, and the call succeeds.
When you attempt to transfer the call, the transfer fails. A portion of the SIP ladder is shown in the exhibit.
(Click the Exhibit tab.)

What is a possible cause of the issue?

Your company receives PSTN services in Microsoft Teams through a derived Direct Routing trunk from a telephone carrier.
The carrier becomes an operator in the Operator Connect program.
You need to migrate the users to Operator Connect.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

You have a Microsoft Teams Phone deployment.
When you attempt to deploy a Session Border Controller (SBC) named sfac1xontoso.com. you receive the following error message: "We cant use the "SBCl-Contoso.com" domain as it hasn't been set up in the organization. Try agaax. If you continue to have problems, contact Microsoft customer support." You need to add the SBC to the tenant.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

You are deploying Microsoft Teams Phone.
You have offices in the United States, the United Kingdom, Brazil, India, and China.
You will use Direct Routing for all the locations.
You need to create a network topology for roaming bandwidth policies.
Which two actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

You need to recommend a solution for the new United Kingdom retail site. The solution must meet the technical requirements. Which three actions should you include in the recommendation? Each correct answer presents part of the solution. NOTE Each correct selection is worth one point.