To make up the Avaya Aura® Core, which three link or relationships are the minimum that must be built? (Choose three.)
A . an LDAP link from Avaya Aura® System Manager (SMGR) to the corporate Directory Server
B . a trust relationship between Avaya Aura® System Manager (SMGR) and Avaya Aura® Session Manager (SM)
C . a SIP Trunk between Avaya Aura® Communication Manager (CM) and Avaya Aura® System Manager (SMGR)
D . a CM managed element to Avaya Aura® System Manager (SMGR)
E . a SIP Trunk between Avaya Aura® Session Manager (SM) and Avaya Aura® Communication Manager (CM)
Answer: B,D,E