• SIP Application Server, Proxy, Registrar and Location Server (RFC3261)
• Multiple Service Provider Lines / SIP Account Support (4)
• Shared Line Appearance (SLA)
• Automated Attendant (AA)
• Configurable AA Answer Delay
• Interactive Voice Response (IVR)
• Recordable IVR Prompts
• Automatic Call Distribution (ACD)
• Configurable Call Routing
- Least Cost Routing
- Multiple DID Numbers Per VoIP Line
- Call Routing to Multiple Extensions or Targeted User
- Call Hunting - Sequential, Round Robin, Random
• Phone Configuration and Management Server
- Discovery and Configuration of IP Phones
- Assignment of Extension
- Assignment of Dial plan
- Proxy Logging of SIP Messages
- Phone Firmware Upgrade Management
• Corporate Directory with Automatic Update
• Configuration and Maintenance via Web Interface (Local or Remote)
- Status Display of All Connections
• Remote Configuration via
- HTTPS with XML Formatted Files
- HTTP or TFTP with 256-Bit Encrypted Binary Files
• Call Park - User Definable Parking Space Number
• Call Unpark
• Call Transfer
• Call Forward
• Group Paging
• Intercom
• Directed Call Pick Up
• Group Call Pick Up
• Music / Information via Streaming Audio Server (SAS) for Calls:
- On Hold
- Parked in the Parking Lot
- Being Transferred
• Simultaneous Ringing (Find Me Service)
• Do Not Disturb
• Voice Mail Integration - Service Provider Based
- Voice Mail Notification via SUBSCRIBE / NOTIFY
- Forward Call Directly to Voice mail
• Integrated Media Proxy or Direct RTP Routing to ITSP
• Differentiated Services (DiffServ) / Type of Service (TOS) Support
• Two FXS Ports for Phones, Fax machines, Media Adapters
• Voice encoding according to G.711 (64kbit/s)
• Fax Support using G.711 Pass-Through or T.38
• Echo Cancellation (G.165)
• Line Status - Active Line Indication, Name/Number
• Digits Dialed with Number Auto-Completion
• Call Hold
• Call Waiting
• Call Transfer - Attended and Blind
• Call Conferencing
• Automatic Redial
• Call Pick Up - Selective and Group **
• Call Swap
• Call Forwarding - Unconditional, No Answer, On Busy

Order the SPA9000 upgrade license from us to support 16 IP Phones:
SPA9000UPG.