$req = New-ExchangeCertificate -GenerateRequest -SubjectName "C=RU,O=HomeLab,CN=mail.home.org" -DomainName mail.home.org, autodiscover.home.org -PrivateKeyExportable $true
Set-Content -Path "C:\certreq.req" -Value $req -Encoding Ascii
certreq -submit -attrib "CertificateTemplate:WebServer" C:\certreq.req