AC is dropped so if you're using it plan accordingly by either also dropping it or look into the CUxAC suite that is the replacement.
Supported phones are listed here:
Table 19 Default Loads for Cisco Unified Communications Manager Release 8.x
http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/compat/ccmcompmatr.html#wp186410
This should give you the basics, make sure you have read the pre-requisites for caller ID MGCP with FXO.
Configure MGCP Gateway and FXO/FXS Ports on a Cisco CallManager Server
http://www.cisco.com/en/US/partner/products/sw/voicesw/ps556/products_tech_note09186a008017825e.shtml
Configuring Cisco CallManager with IOS MGCP Gateways (Analog FXO, FXS Ports)
http://www.cisco.com/en/US/partner/products/sw/voicesw/ps556/products_tech_note09186a008009428e.shtml
HTH
java
If this helps, please rate
www.cisco.com/go/pdihelpdesk
HTH
java
if this helps, please rate