Call Logging
Call Reporting
Blind Call Transfer
Attended Call Transfer
Call Forward on Busy
Call Forward on No Answer
Call Routing (DID)
Caller ID
Conference Calling
Auto Attendant / Digital Receptionist
Voice Mail
Music on Hold
Ring Groups
Hunt Groups
Central Phonebook
Call Parking
Call Pickup
Call Queueing
Call Recording
Dial by Name
MWI - Message Waiting Indicator
BLF Status Updates
Conference Rooms
Intercom
Paging

Web-based management console
Real Time Web-based System Status
Integrated Web Server
Integrated Enterprise Database (PostgreSQL)
Ability to Run as Windows 2008 Virtual Machine
Ability to Run as VmwareVirtual Machine
Supports Windows Clustering
Automatic Phone Provisioning
Allow Users to Configure their own Extension Settings
Myphone Self-Service User Portal
Receive Voice Mail via Email
Public SIP ID for Extensions
3CX Tunnel for Easy Remote Connections
Advanced forwarding rules based on caller ID, time & type of call
Integrate Branch Offices with 3CX Bridge
Standards-based Presence Information
Receive Faxes via Email as PDF
Compact Windows System Tray Applet
Shows Personal Call History
Divert Calls to Voice Mail
TAPI integration with Microsoft Outlook
Queue Monitoring
Shows Status of Other Extensions
Run as Presence Monitor with Deskphone

3rd Party Application Integration
Microsoft Outlook
Salesforce Integration
Microsoft Dynamics
HTTP API to Integrate with any Web CRM
Microsoft Exchange 2007 UM
SIP Standards Support
Fully Supports RFC 3261
SIP Forking
Establish SIP Trunks with other SIP Servers

Devices and Providers
Supports SIP Hardware Phones
Supports SIP Software Phones
Supports Leading SIP / VoIP Gateways
Supports Popular SIP /VoIP Providers
SIP Trunking Support