BizTalk 2006 R2 Failure on ENTSSO Configuration

WS2k3R2 EE x64

SQL 2005 SP2 Standard x64 (Clustered)

BTS 2006 R2 EE (Grouped)

During configuration receiving the following event logs:

Event Type:    Warning
Event Source:    ENTSSO
Event Category:    Enterprise Single Sign-On
Event ID:    10603
Date:        10/1/2008
Time:        10:24:16 AM
User:        N/A
Computer:   
Description:
Could not access the SSO database. If this condition persists, the SSO service will go offline.
 Timeout expired.  The timeout period elapsed prior to completion of the operation or the server is not responding..
 SQL Error code: 0xFFFFFFFE

Event Type:    Error
Event Source:    ENTSSO
Event Category:    Enterprise Single Sign-On
Event ID:    10605
Date:        10/1/2008
Time:        10:24:46 AM
User:        N/A
Computer:  
Description:
Could not import a DTC transaction. Please check that MSDTC is configured correctly for remote operation. See documentation for details.
 Error Code: 0x8004D00E, The transaction has already been implicitly or explicitly committed or aborted

Event Type:    Warning
Event Source:    ENTSSO
Event Category:    Enterprise Single Sign-On
Event ID:    10536
Date:        10/1/2008
Time:        10:24:46 AM
User:        N/A
Computer:   
Description:
SSO AUDIT
 Function: ControlApplication
 Tracking ID: 262c7895-557f-41cb-9e67-b578d166c5cf
 Client Computer:
 Client User:
 Application Name: {171B5A5E-29DE-4AEB-9C54-EA4EC6688A9C}
 Error Code: 0xC0002A24, Could not import a DTC transaction. Please check that MSDTC is configured correctly for remote operation. See documentation for details.

MSDTC is wide open, configured as follows:

Allow Remote Client, Allow Remote Administrators, Allow Inbound, Allow Outbound, No Authentication Required, Enable TIP Transactions, Enable XA transactions.

Anythings or suggestions would be appreciated.