Build Asterisk IVR System with Elastix or FreePbx

1. system shell have option to dial by name to lookup an employee's esxtesion. 2. System shell have the capability to provide nested options and play different types of announcements. 3. Ability to change recordings based on time of day. 4. system shall have the ability to have an overriding message in the event of an emergency or disaster to announce closures or others critical information. 5. Allows customers to retrieve the information they required through commands without ever speaking withan agent, or to quickly navigation to the correct department or agent that can help them 6. Provides multilingual support for IP IVR server prompts, for automated speech recognition (ASR) and text to speech (TTS) capabilities