CmdID / PowerShell / Cmdlets / Send
Send-TextMessagingVerificationCode
Use the Send-TextMessagingVerificationCode cmdlet to send a text messaging verification as part of configuring text message notifications on the mailbox. Exchange PowerShell reference
From the Exchange PowerShell reference 4 parameters Its page in the reference
Parameters
-IdentityThe Identity parameter specifies the mailbox where you are trying to enable text messaging notifications.-Confirm, -cfThe Confirm switch specifies whether to show or hide the confirmation prompt.-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.-WhatIf, -wiThe WhatIf switch shows what the command does without making any changes.