Ты точно все URL поменял? $exch ="exch1" $internal = "intmail.domain.local" $exteranl = "owa.ru" Get-ActiveSyncVirtualDirectory

-Server $exch | Set-ActiveSyncVirtualDirectory -InternalUrl "https://$internal/Microsoft-Server-ActiveSync" -ExternalUrl "https://$exteranl/Microsoft-Server-ActiveSync"

Get-MapiVirtualDirectory -Server $exch | Set-MapiVirtualDirectory -InternalUrl "https://$internal/mapi" -ExternalUrl "https://$exteranl/mapi"

Get-EcpVirtualDirectory -Server $exch| Set-EcpVirtualDirectory -InternalUrl "https://$internal/ecp" -ExternalUrl "https://$exteranl/ecp"

Get-OwaVirtualDirectory -Server $exch | Set-OwaVirtualDirectory -InternalUrl "https://$internal/owa" -ExternalUrl "https://$exteranl/owa"

Get-OabVirtualDirectory -Server $exch | Set-OabVirtualDirectory -InternalUrl "https://$internal.ru/OAB" -ExternalUrl "https://$exteranl/OAB"

Get-PowerShellVirtualDirectory -Server $exch | Set-PowerShellVirtualDirectory -InternalUrl "http://$internal/powershell"

Get-WebServicesVirtualDirectory -Server $exch | Set-WebServicesVirtualDirectory -InternalUrl "https://$internal/EWS/Exchange.asmx" -ExternalUrl "https://$exteranl/EWS/Exchange.asmx"

эти каталоги все изменил и через шелл проверил