Live Communication Server 2007 installation

Hey everyone, I'm trying to install Office Communications Server 2007 on a
single server, single domain network. The server is windows server 2003 sp2.
After running the installation section of the setup i get the following
Deployment log:
Action Information Execution Result
Execute Action Server FQDN: boston002.CMIT-Boston.local
Server Name: BOSTON002
SAM Account Name: BOSTON002$
Domain Member: True
Domain: CMIT-Boston.local
Domain Admin: True
Domain Settings: Ready
Forest Settings: Ready
Server Domain State: 0x321 (DomainMember DomainAdminLogon DomainPrepped
DomainAddedToRoot)
DN: CN=BOSTON002,OU=Domain Controllers,DC=CMIT-Boston,DC=local
Failure
[0x80005006]
Activate Web Components Server IIS Virtual Directory Setting ADsPath:
IIS://boston002.CMIT-Boston.local/W3SVC/1/ROOT/etc/place/null/filetree
Network Directory: C:\Program Files\Microsoft Office Communications Server
2007\Web Components\Data MCU Web\Web
Anonymous Access Enabled: True
Anonymous Username: IUSR_BOSTON002
Group Membership: Ready
State: Ready
ADsPath: IIS://boston002.CMIT-Boston.local/W3SVC/1/ROOT/Abs/Int/Files
Network Directory: C:\Program Files\Microsoft Office Communications Server
2007\Web Components\Address Book Files\Files
Anonymous Access Enabled: False
Group Membership: Not Ready
State: Ready
ADsPath: IIS://boston002.CMIT-Boston.local/W3SVC/1/ROOT/Abs/Ext/Files
Failure
[0x80005006
Can anyone point me in the right direction?
Thanks,