$servername = "SERVERNAME"
$internalhostname = "mail.domain.local"
$externalhostname = "mail.domain.de"
$autodiscoverhostname = "autodiscover.domain.de"
 
$owainturl = "https://" + "$internalhostname" + "/owa"
$owaexturl = "https://" + "$externalhostname" + "/owa"
$ecpinturl = "https://" + "$internalhostname" + "/ecp"
$ecpexturl = "https://" + "$externalhostname" + "/ecp"
$ewsinturl = "https://" + "$internalhostname" + "/EWS/Exchange.asmx"
$ewsexturl = "https://" + "$externalhostname" + "/EWS/Exchange.asmx"
$easinturl = "https://" + "$internalhostname" + "/Microsoft-Server-ActiveSync"
$easexturl = "https://" + "$externalhostname" + "/Microsoft-Server-ActiveSync"
$oabinturl = "https://" + "$internalhostname" + "/OAB"
$oabexturl = "https://" + "$externalhostname" + "/OAB"
$mapiinturl = "https://" + "$internalhostname" + "/mapi"
$mapiexturl = "https://" + "$externalhostname" + "/mapi"
$aduri = "https://" + "$autodiscoverhostname" + "/Autodiscover/Autodiscover.xml"
 
Get-OwaVirtualDirectory -Server $servername | Set-OwaVirtualDirectory -internalurl $owainturl -externalurl $owaexturl
Get-EcpVirtualDirectory -server $servername | Set-EcpVirtualDirectory -internalurl $ecpinturl -externalurl $ecpexturl
Get-WebServicesVirtualDirectory -server $servername | Set-WebServicesVirtualDirectory -internalurl $ewsinturl -externalurl $ewsexturl
Get-ActiveSyncVirtualDirectory -Server $servername  | Set-ActiveSyncVirtualDirectory -internalurl $easinturl -externalurl $easexturl
Get-OabVirtualDirectory -Server $servername | Set-OabVirtualDirectory -internalurl $oabinturl -externalurl $oabexturl
Get-MapiVirtualDirectory -Server $servername | Set-MapiVirtualDirectory -externalurl $mapiexturl -internalurl $mapiinturl -IISAuthenticationMethods Ntlm,OAuth,Negotiate
Get-OutlookAnywhere -Server $servername | Set-OutlookAnywhere -externalhostname $externalhostname -internalhostname $internalhostname -ExternalClientsRequireSsl:$true -InternalClientsRequireSsl:$true -ExternalClientAuthenticationMethod 'Negotiate'
Get-ClientAccessServer $servername | Set-ClientAccessServer -AutoDiscoverServiceInternalUri $aduri
 
Get-OwaVirtualDirectory -Server $servername | fl server,externalurl,internalurl
Get-EcpVirtualDirectory -server $servername | fl server,externalurl,internalurl
Get-WebServicesVirtualDirectory -server $servername | fl server,externalurl,internalurl
Get-ActiveSyncVirtualDirectory -Server $servername | fl server,externalurl,internalurl
Get-OabVirtualDirectory -Server $servername | fl server,externalurl,internalurl
Get-MapiVirtualDirectory -Server $servername | fl server,externalurl,internalurl
Get-OutlookAnywhere -Server $servername | fl servername,ExternalHostname,InternalHostname
Get-ClientAccessServer $servername | fl name,AutoDiscoverServiceInternalUri