Call features
Predictive Dialer
Privacy
Open Settlement Protocol (OSP)
Overhead Paging
Protocol Conversion
Remote Call Pickup
Remote Office Support
Roaming Extensions
Route by Caller ID
SMS Messaging
Spell / Say
Streaming Media Access
Supervised Transfer
Talk Detection
Text-to-Speech (via
Festival)
Three-way Calling
Time and Date
Transcoding
Trunking
VoIP Gateways
Voicemail:
- Visual Indicator for
Message Waiting
- Stutter Dialtone for
Message Waiting
- Voicemail to email
- Voicemail Groups
- Web Voicemail Interface
Zapateller
Computer-Telephony
Integration
AGI (Asterisk Gateway
Interface)
Graphical Call Manager
Outbound Call Spooling
Predictive Dialer
TCP/IP Management
Interface
Scalability
TDMoE (Time Division
Multiplex over Ethernet)
Allows direct connection
of Asterisk PBX
Zero latency
Uses commodity Ethernet
hardware
Voice-over IP
Allows for integration of
physically separate
installations
Uses commonly deployed
data connections
Allows a unified dialplan
across multiple offices