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MS-721 · Question #121
MS-721 Question #121: Real Exam Question with Answer & Explanation
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Maintain and troubleshoot collaboration communications systems
Question
You have a Microsoft Teams Phone deployment. You are deploying Direct Routing. All users have a SIP URI in the format of [email protected]. The Session Border Controller (SBC) is named sbc.voice.contoso.com. When troubleshooting errors on the SBC, you receive the warning shown in the following exhibit. What is a possible cause of the issue?
Options
- AThe tenant is missing a vanity domain of voice.contoso.com.
- BThe firewall blocks outbound traffic on port 443 to Microsoft Teams.
- CThe certificate does not match the FQDN of the SBC.
- DMedia bypass is disabled on the SBC.
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Topics
#Direct Routing#Session Border Controller (SBC)#Certificate management#Troubleshooting