Which three statements are true regarding Avaya Aura® 7.

Avaya Aura® Communication Manager (CM) performs Collaboration Services.

The database in Avaya Aura® Media Server (AAMS) is periodically synchronized with System Manager (SMGR).

Avaya Aura® Session Manager (SM) performs SIP Session Management and Bandwidth Management.

System Manager (SMGR) frequently sends heartbeats to SIP Entities.

Presence Services in Avaya Aura® 7 are hosted as an Avaya Breeze® snap-in.

Avaya Aura® Messaging provides unified messaging for email, voicemail, and fax messages.