Which three items must you configure to enable SAF Call Control Discovery? (Choose three.)
A. a calling search space
B. hosted DN patterns
C. translation patterns
D. route patterns
E. the SIP or H.323 trunk
F. hosted DN groups
Which three items must you configure to enable SAF Call Control Discovery?
Reference here
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/11_0_1/sysConfig/CUCM_BK_C733E983_00_cucm-system-configuration-guide/configure_call_control_discovery.pdf