hub+Transport+error+when+installing+hub+role

When installing the hub role, if you get the error "service 'msexchangetransport' failed to start", you need to set the correct tcp/ip parameters to register the SPN (it's basically a permissions issue) :

http://technet.microsoft.com/en-us/library/bb676685%28EXCHG.80%29.aspx


 * 1) Start Registry Editor (regedit).
 * 2) Locate the following registry subkey: **HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters**
 * 3) Right-click **Parameters** and select **Permissions**.
 * 4) In the **Permissions for Parameters** dialog box, click **Add**.
 * 5) In the **Select Users, Computers, or Groups** dialog box, click **Object Types**. In the **Object Types** dialog box, select **Computers**, and then click **OK**.
 * 6) In the **Select Users, Computers, or Groups** dialog box, enter the computer account (//domain//\//computer name//)and click **OK**.
 * 7) In the **Permissions for Parameters** dialog box, select the computer account that you just added. Under **Permissions for** // //, select **Allow** for the **Read** permission, and then click **OK**.