VoipSolution offer a rich and flexible featured IPPBX. VoipSolution offers  PBX functionality and advanced features and integration with CRM and CMS, and interoperates with traditional standards-based telephony systems and Voice over IP systems. VoipSolution offers the features one would expect of a large proprietary PBX system such as Voicemail, Conference Bridging, Call Queuing, and Call Detail Records, IVR, FAX, Real Time monitoring and billing. 
Features:-

Call Features:

• Authentication
• Automated Attendant
• Blacklists
• Blind Transfer
• Call Detail Records
• Call Forward on Busy
• Call Forward on No Answer
• Call Monitoring
• Call Parking
• Call Queuing
• Call Recording
• Call Routing (DID & ANI)
• Call Snooping
• Call Transfer
• Call Waiting
• Caller ID
• Caller ID Blocking
• Caller ID on Call Waiting
• Conference
• Database Integration
• Dial by Name
• Direct Inward System Access (DISA)
• Distinctive Ring
• Do Not Disturb
• Electronic Fax Reception and sending
• Flexible Extension Logic
• Interactive Voice Response Creation
• Local and Remote Call Agents
• Music On Hold
• Music On Transfer
• Privacy

• Remote Call Pickup
• Remote Office Support
• Roaming Extensions
• Route by Caller ID
• Talk Detection
• Nway-way Calling
• Time and Date
• Transcoding
• Voicemail
• Voicemail to email
• Voicemail Groups
• Web Voicemail 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

Codecs

• ADPCM
• G.711 (A-Law & ?-Law)
• G.723.1 (pass through)
• G.726
• G.729 (through purchase of commercial license through Digium)
• GSM
• iLBC
• Linear
• LPC-10
• Speex

Protocols
SIP (Session Initiation Protocol) 
 
Traditional Telephony Interoperability

• E&M
• E&M Wink
• Feature Group D
• FXS
• FXO
• GR-303
• Loopstart
• Groundstart
• Kewlstart
• MF and DTMF support
• Robbed-bit Signaling (RBS) Types
• MFC-R2

PRI Protocols

• 4ESS
• BRI (ISDN4Linux)
• DMS100
• EuroISDN
• Lucent 5E
• National ISDN2
• NFAS



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