You are the Office 365 administrator for your company.
You need to configure Microsoft Lync Online to disable alerts for voicemail and instant messages to Windows
Phones.
What should you do?

A.
Use the Set-CsHostedVoiceMailPolicy Windows PowerShell cmdlet.

B.
Use the Set-CsPushNotificationConfiguration Windows PowerShell cmdlet.

C.
In the Lync admin center, select the Display presence information only to a user’s contacts option.

D.
Use the Set-CsUser Windows PowerShell cmdlet.

Explanation:
Push notifications enable people using Apple iPhones or Windows Phones to receive notifications about events
even when Lync is suspended or running in the background. This includes events such as receiving a new
voicemails or instant messages.
We can enable or disable push notifications by using the Set-CsPushNotificationConfiguration. In this question,
we need to disable push notifications for Windows Phones by using the
EnableMicrosoftPushNotificationService = false parameter.