New-ExchangeCertificate -GenerateRequest -SubjectName „DC=system, c=de, s=Bavaria, l=Munich, o=Firmenname, ou=IT, CN=sub.domain.com“ -DomainName sub.domain.com, autodiscover.domain.com, EXCHANGE.domain.local, ExchangeServerName -FriendlyName „Microsoft Exchange 2007“ -privatekeyexportable $true -Path E:\certreq\sub.domain.com.req