MS-740 Teams Calling and PSTN Troubleshooting

Question 1

A user with a Calling Plan cannot make outbound calls. Which Teams admin center section should you check first?

Accepted Answer

Phone numbers assigned to the user

Answer

Teams calling policy

Answer

Direct Routing SBC health

Answer

Conference bridge settings

Question 2

Which PowerShell cmdlet assigns a phone number to a Teams user?

Accepted Answer

Set-CsPhoneNumberAssignment

Answer

Grant-CsVoicePolicy

Answer

Set-CsUser -LineURI

Answer

New-CsVoiceRoute

Question 3

A Direct Routing SBC shows as inactive in the Teams admin center. What should you check first?

Accepted Answer

TLS certificate validity on the SBC

Answer

SIP trunk configuration

Answer

Teams Phone license on users

Answer

DNS A record for the SBC FQDN

Question 4

Which SIP response code indicates 'User Not Found' in Direct Routing call logs?

Accepted Answer

404

Answer

403

Answer

503

Answer

408

Question 5

A user receives calls but cannot transfer them. Which policy should you review?

Accepted Answer

Teams calling policy (AllowCallForwardingToUser)

Answer

Voice routing policy

Answer

Dial plan normalization rule

Answer

Audio conferencing policy

Question 6

What does the 'No route found' error in Direct Routing call diagnostics indicate?

Accepted Answer

No voice routing policy matches the dialed number

Answer

SBC is offline

Answer

User lacks a Teams Phone license

Answer

Dial plan normalization failed