Publish Exchange 2013 With Forefront Threat Management Gateway

 

TMG doest not support jet Exchange 2013. But with minor changes you get it working

Change in the OWA Rule

In Exchange 2013 changed the published server logoff URL to /owa/logoff.owa

You need create a Extra Rule Exchange 2013 APPS Rule

You need the ExchangeGuid

Powershell:

Get-Mailbox -Arbitration | where {$_.PersistedCapabilities -like R20;OrganizationCapabilityClientExtensions”} | fl exchangeGUID, primarysmtpaddress
ExchangeGuid : 3eccca51-d996-49df-b6e0-302d644fdcaa

 

Totally: