You Have Configured a TLS Link Between Avaya Aura Communication

You have configured a TLS link between Avaya Aura Communication Manager (CM) and Avaya Aura Session Manager (SM) . SM is using Identity certificates that have been signed by Avaya Aura System Manager (SMGR) Certificate Authority (CA) . Which three tasks must be completed for the signaling link between CM and SM to come into service? (Choose three.)

A) Export SM Identity certificate from SMGR and import it into CM using "Security/Trusted Certificates".
B) Add the CA certificate to CM using "Security/Trusted Certificates" from the CM SMI screen.
C) Replace the CM default Server Identity Certificate with one generated by your Certificate Authority.
D) Download "binary/to IE" from SMGR.
E) Upload the CA certificate to CM using "Miscellaneous/Download files" from the CM SMI screen.