on cisco side will see "unknown" calling name when MOC(OCS) call.
and when cisco phone call to MOC will see calling number.
on Cisco side i did checked parameter on SIP trunk
1.UTF-8 parameter enable.
2.allow display calling party name
but still could not seen calling name, can anyone have solution to fix this issue? i also checked some web site and found that they were problem on microsoft side did not support for this feature yet. please help to clarify