Business Telephone System

Most of the businesses need Business Telephone System (BTS), Business Communication System (BCS), Business Network Storage (BNS) and Business Management System (BMS). 

Business Telephone System (BTS)

System which powers IP PBX systems, VoIP gateways, conference servers and other custom solutions. It is used by small businesses, large businesses, call centres, carriers and government agencies, worldwide. Moreover, is a framework for building multi-protocol, real-time communication applications and solutions. BTS is the underlying platform for real time voice and video application. Its abstracts the complexities of communications protocols and technologies allowing you to concentrate on creating innovative products, services or solutions.

When you call ZigZag IT at 01942 418 950 you are served by Business Telephone System, which allow you to communicate with the staff. Finally, ZigZag IT can use BTS to build communication applications like business phone system (also known as Private Branch Exchange - PBX), call centres, call distributions, VoIP gateways, conference bridges and even fully automated ordering system for all your customers. On top of that BTS can be expanded by GSM modules, Entry Door Phones, Door Bells and PSTN Gateways.

ZigZag IT

Possible configuration and features of the BTS

Call Features

  • ADSI On-Screen Menu System
  • Alarm Receiver
  • Append Message
  • Authentication
  • Automated Attendant
  • Blacklists
  • Blind Transfer
  • Call Detail Records
  • Call Forward on Busy
  • Call Forward on No Answer
  • Call Forward Variable
  • Call Monitoring
  • Call Parking
  • Call Queuing
  • Call Recording
  • Call Retrieval
  • Call Routing (DID & ANI)
  • Call Snooping
  • Call Transfer
  • Call Waiting
  • Caller ID
  • Caller ID Blocking
  • Caller ID on Call Waiting
  • Calling Cards
  • Conference Bridging
  • Database Store / Retrieve
  • Database Integration
  • Dial by Name
  • Direct Inward System Access
  • Distinctive Ring
  • Distributed Universal Number Discovery (DUNDi™)
  • Do Not Disturb
  • E911
  • ENUM
  • Fax Transmit and Receive
  • Flexible Extension Logic
  • Interactive Directory Listing
  • Interactive Voice Response (IVR)
  • Local and Remote Call Agents
  • Macros
  • Music On Hold
  • Music On Transfer
  • Flexible Mp3-based System
  • Random or Linear Play
  • Volume Control
  • 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 Hold Music
  • Supervised Transfer
  • Talk Detection
  • Text-to-Speech (via Festival)
  • Three-way Calling
  • Time and Date
  • Transcoding
  • Trunking
  • VoIP Gateways


  • Visual Indicator for Message Waiting
  • Stutter Dialtone for Message Waiting
  • Voicemail to email
  • Voicemail Groups
  • Web Voicemail Interface
  • Zapateller

Computer-Telephony Integration

  • Graphical Call Manager
  • Outbound Call Spooling
  • Predictive Dialer
  • TCP/IP Management Interface


  • TDMoE (Time Division Multiplex over Ethernet)
  • Allows direct connection of BTS 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


  • Cepstral TTS
  • Lumenvox ASR


  • CELT (pass through)
  • G.711 (A-Law & μ-Law)
  • G.719 (pass through)
  • G.722
  • G.722.1 licensed from Polycom®
  • G.722.1 Annex C licensed from Polycom®
  • G.723.1 (pass through)
  • G.726
  • G.729a
  • GSM
  • iLBC
  • Linear
  • LPC-10
  • Speex
  • SILK

VoIP Protocols

  • Google Talk
  • H.323
  • IAX
  • Jingle/XMPP
  • MGCP (Media Gateway Control Protocol
  • SCCP (Cisco® Skinny®)
  • SIP (Session Initiation Protocol)
  • UNIStim

Traditional Telephony Protocols

  • 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 (optional)

ISDN Protocols

  • AT&T 4ESS
  • EuroISDN PRI and BRI
  • Lucent 5ESS
  • National ISDN 1
  • National ISDN 2
  • NFAS
  • Nortel DMS100
  • Q.SIG

Advanced features:

  • Connect to enterprise directories
  • Connect through Google Voice or GTalk
  • Calendar integration
  • Distributed device state with Jabber/XMPP
  • Shift pitch and jack of the voice
  • Voicemail-email integration
  • Pager integration
  • Text-to-speech (TTS) 
  • Automatic-speech-recognition (ASR)
  • Database integration
  • Callers interact with real-time quiz game while awaiting in the queue
  • Super-wideband audio support including CD audio quality
  • Skype integration
  • IMAP integration


What else would you expect from the system? Please send message or call ZigZag IT.



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