• Actual licensed operator
• Branded customer portals
• Multiple geographic locations on one Hosted PBX
• Coverage in over 60 countries
• Unlimited inbound on each channel
• Great for inbound call centers
• Call Center and Dialer options available

• ALTOTELECOM - AltoTelecom is VoIP company that provides SIP Trunking services for Call Centers, hotels, small and large business using a PBX or an Asterisk based predictive dialer such as Vicidial or Goautodial for telemarketing sales, rates under 1 cent per minute to USA, Canada and UK www.altotelecom.com

• Incorpus TeleNetworks Your one stop solution to all voip needs, Call termination, resellers, DIDs, Softswitches, Tollfree, residentail voip, Call center voip.

• AVOXI AVOXI Virtual Call Center Solutions - VoIP Service Provider, provide virtual call center products like SIP trunking and VoIP gateway solutions, with international toll-free numbers. Contact Number 1-800-462-8694.

• CallForwarding - Be present anywhere in the world with toll free forwarding services from CallForwarding.com. Contact Number: 800-231-9802

• i7 Solutions - VOIP Wholesale and Retail i7 Solutions is looking for VoIP Resellers in markets all around the world. We provide the Dialers and Rates your customers want, and the tools for you to control all aspects of your business. i7 Solutions is a one of the very few global VoIP solution providers with direct contracts with local incumbent telecommunications operations across the globe. Our primary business includes A2Z termination services, retails & reseller solutions for VoIP services and also providing calling cards. India TATA CLI is our premium route. Please contact us @ Gtalk and Email ID info@i7solutions.in

• UtterU UtterU is leading online voice calling business service provider. UtterU provide Wholesale option for reseller to start international calling business around the world. UtterU also provide SIP trunk facility for all business to making call over the internet at very low cost.

• http://www.doorVaani.com DoorVaani.com is a Business, Residential and Personal VOIP services provider offering VOIP Call Minutes to destinations worldwide, Local Phone Numbers or DIDs in about 60 countries and Toll-free numbers in 5 countries. DoorVaani. ...

• 1Pipe Telecom | OnePipe is a licensed carrier providing Hosted PBX and SIP Trunking in over 60 countries. We have regional network facilities on five continents connected across our private network.
• ALTOTELECOM - AltoTelecom is VoIP company that provides SIP Trunking services for Call Centers, hotels, small and large business using a PBX or an Asterisk based predictive dialer such as Vicidial or Goautodial for telemarketing sales, rates under 1 cent per minute to USA, Canada and UK www.altotelecom.com
• AVOXI AVOXI Virtual Call Center Solutions - VoIP Service Provider, provide virtual call center products like SIP trunking and VoIP gateway solutions, with international toll-free numbers. Contact Number 1-800-462-8694.
• CallForwarding - Be present anywhere in the world with toll free forwarding services from CallForwarding.com. Contact Number: 800-231-9802
• Dynamic Telecom - Dynamic Telecom offers affordable online phone solutions through VoIP telephone systems in the cloud.
• LocalTelecom.nl - Sip solutions for everyone. Dutch, English, German and Spanish support. Virtual Phone Numbers.
• MKB Voice - Specialist in Voice-over-IP for SMB.
• Redworks Best Telecom operator offers high availability, unlimited SIP trunking and hosted VoIP business telephony
• Tritel BV - Affordable, Reliable and Accessible
• Svanto.net - Tailored Internet telephony solutions VoIP provider for residential, wholesales and business. Providing international DID's via high quality SIP Trunks. Easy to connect your Asterisk, freepbx, Elastix, Trixbox, Alcatel-Lucent Pbx, CUCM, Avaya and many more.
• VoipDigit - High quality business telephony, low prices. Online or local PBX, SIP trunking and virtual telephone numbers. Specialist VoIP knowledge.
• Voiped Telecom - Tailormade complete SIP trunking solutions with competitive price to all destinations with tier1 direct interconnects for the best quality you could wish.
• Voizz Nederland - Hosted PBX and SIP trunks for Dutch companies.
• Voys Telecom - We change business telephony. High quality VoIP Trunks and Hosted VoIP accounts with the best service.
• Verbonden Sip solutions for Dutch companies.

• VOIP Service Providers Business - Small office plans & PBX systems go here
• VOIP Service Providers Residential - Residential services go here
• Local Number Portability

• Prologix Systems - Predictive Dialer + VoIP Minutes - Predictive Dialer + VoIP Minutes.Cloud Based Dialer Solutions, CRM Solutions, SMS EMAIL Integration,ViCiDial, GoAutoDial, OSDial,FreePBX IVR Systems, Domestic PRI Based Center, Domestic Call Center Solutions,IP-PBX Solutions, Asterisk Based Solutions, Bulk VoIP Termination. Various models for Dialer and VoIP as per your requirement. Contact: - Neelam Jain,Prologix Systems, sales@prologixsystems.com Message Me: - prologix.sales @ Gtalk, Skype. +91-7073214443.

Open Source VOIP applications, both clients and servers.

SIP Proxies

• JAIN-SIP Proxy
• Mini-SIP-Proxy A very tiny perl POE based SIP proxy
• MjServer cross-platform SIP proxy/registrar/redirect, written in java, based on MjSip stack
• MySIPSwitch SIP Proxy server which allows using multiple SIP accounts with a single SIP login
• NethidPro3.0.6 Opensource Sip Encryption Bridge: www.vonets.com
• Net-SIP A Perl SIP framework that includes a stateless proxy
• OpenJSIP Opensource distributed standalone SIP proxy, SIP registrar, SIP location service run by Java VM. ...

• IVR (Interactive Voice Response)
• WFM (Workforce Management)
• Softphone Software CTI enable phone applications
• Customer Satisfaction Research to monitor agent behavior and effectiveness

See Also

• Call Center
• Call Center Software
• Call Center Statistics
• Call Center Analytics
• Call Center Monitoring

Vendor Information

Call Center Simulation Models

• Voice Broadcast Simulation Models and Analysis
• IVR System Simulation Model Program
• Autodialer Software Simulation Model Program

Call Center Applications

• Sevana CATI Dialer, NIPO CATI dialer that can be easily adapted to other CATI systems. The system can use standard Asterisk reporting GUI or other agents, e.g. AsternicCC, QueueMetrics, fop2
• Vocalcom Call Center Software is a software that power 3,600+ companies worldwide such as McDonald's, Disney, and ITV, who are using Vocalcom cloud customer contact technology to improve sales performance, and offer fast, helpful customer service across every channel.
• Ameyo Call Center Platform is an all-in-one communication suite for Contact Centers and Enterprises offering next-generation information and communications management capabilities including ACD, IP-PBX, CTI, IVR, Predictive dialer, Voice Logger, Unified Presence, Sales Management, Customer Care, and Reporting.
• QueueMetrics is a powerful call-center monitoring and reporting suite for the Asterisk PBX, offering extensive statistics, QA and real-time views
• WombatDialer is a dialer / telecasting application for the Asterisk PBX

What Is A Predictive Dialer?

• "A predictive dialer is a computerized system that automatically dials batches of telephone numbers for connection to agents assigned to sales or other campaigns. Predictive dialers are widely used in call centers." - Wikipedia

• A predictive dialer is an outbound call processing system designed to maintain a high level of utilization and cost efficiency in the contact center. The dialer automatically calls a list of telephone numbers, screens the unnecessary calls such as answering machines and busy signals, and then connects a waiting representative with the customer.

Software Only Predictive Dialer

• Vocalcom's Predictive Dialer increase contact ratios and give agents more time with live customers - Whether youre setting appointments, making sales calls, or collecting past due payments, Vocalcom's dialing software delivers productivity gains of up to 300%. Our dialer features the only no-pause dialing system in the industry, which results in significantly less hangups from your customers. Vocalcom Predictive dialer solution includes agent scripting, auto CRM-sync, one-click dialing or text messaging, advanced list prioritization, multi-line dialing, pre-recorded voice messaging, time zone protection, local caller ID, inbound call routing, call recording and more. Vocalcom Agent Console provides agents with the tools and information they need to excel by offering an intuitive interface that links customer context and pushes dynamic guidance to agents. Using this technology, call centers can improve agent productivity, while driving up agents performance. More than a dialer. More than an app. An integrated platform to contact, connect and close more deals. No contracts or infrastructure costs. Pay as you go & scale easily. Reach us on www.vocalcom.com

• Unique Call center Suite Predictive/ Progressive/Auto Dialer and Web CRM Solution. For more details contact: avil@uniqueperform.com

• Ameyo Predictive Dialer Ameyo Proactive Outbound is equipped with capabilities that power multi-channel campaigns and proactive outbound communications across multiple channels (voice, SMS, social, and web). Ameyo dialer is the heart of proactive outbound communications, that offers outbound capabilities that ensures communications compliance with legal regulations and harbours loyal and long-term relationship with customers.

Asterisk consultants: Germany

ADDIX Internet Services GmbH, Kiel

• Homepage:: http://www.astimax.de
• Homepage:: http://www.addix.net
• Telephone: PSTN +49.431.7755.139
• Email: voip @ addix.net
• Contact: Björn Schwarze

ADES GmbH, Burscheid

• Home page:: http://www.ades.de
• Telephone: PSTN +49.2174.64043
• Email:asterisk@ades.de
• Contact: Bent Weichert

Adimus GmbH, Bochum

• Home page:: http://www.adimus.de
• Telephone: PSTN +49 (0)234 95015 - 0
• Email:info@adimus.de

aixvox GmbH, Aachen

• Home page:http://www.aixvox.com
• Zip code: 52062
• Telephone: PSTN +49.241.4133-0
• Email:info@aixvox.com

AMOOMA GmbH, 56566 Neuwied

VoIP Providers in the USA

• CHECKBOX, VoIP Carrier, Wholesale A-Z, CALL CENTER CARRIER - We provide VoIP connection specially for CALL CENTERS / MARKETING COMPANIES who needs High Stress / CPS routes, We have USA CC, Canada CC, Australia CC, China CC, UK CC and others, Direct Routes to many countries.
• Vox Connect - Cloud based phone systems, cloud hosted PBX, SIP trunks Vox Connect is a cloud-based phone systems provider serving Chicago’s home, small and medium-sized businesses. We provide cloud hosted phone systems, hosted PBX ( also known as cloud based PBX ), domestic and international calling services, local/toll free numbers for USA and Canada.Our high-quality cost-effective telecom services are custom-designed to fit your business – and your budget.

• Zaplee - Seamlessly integrate with Skype, GoogleTalk, VoIP, SIP, landline and mobile phones to make Zaplee fit into your existing framework easily. Forward and route calls to any line of your choosing, and keep track of new voicemails right in your email mailbox. Inbound calls to Skype and SIP extensions are FREE and Other are 2.3 cents per minute in the United States.

• http://www.cryptovoip.in/ - We provide Software development and customization services in VoIP Domain. Our Product suite consists of WebRTC based Web Dialer, Web Click-to-Call, VoIP Mobile Dialers for Android, iPhone and Windows 8. PC VoIP Dialers for Windows and Mac. Tunneling Solution to make all VoIP Dialers work in VoIP and SIP Blocked areas like Dubai, Oman, France, etc. We customize our products and solution with your images and Brand. We also provide services like Custom Software Development and Maintenance and Offshore Development and OutSourcing. Please visit www.cryptovoip. ...

Welcome to the VOIP Wiki - a reference guide to all things VOIP.

NEWS

• 2015-11-10- The 2015 SIP Survey results are now FREE to download
• 2015-11-09- OpenVox Spreads VoxStack Gateway Family with 3G Technology
• 2015-11-06 - How Auto Client Provisioning is Affecting Mobile VoIP?
• 2015-11-06 - Mobile Dialer with Encryption – Solid Answer to Firewall Blockages
• 2015-11-02 - OpenSIPS Summit 2015 in Austin, TX

News Resources

• Software Releases - Check here for recent VoIP-related software releases.
• VoIP Services - Check here for news on Voip Services.
• VOIP Event Calendar - Check here for news on VOIP Events, Trade shows, Training and Conferences
• Older News - Check out older news articles here

Getting Started

• What is VOIP? The very basics.
• Free VOIP Publications: Magazines and Newsletters free to qualified subscribers about VOIP related products
• Training: Seminars, tutorials, on-line classes. Check here for upcoming Training schedule.
• VOIP Consultants: Finding help.
• VOIP Service Providers - VOIP service providers.
• VOIP Server Monitoring - VOIP server monitoring providers.
• DID Service Providers - DID VOIP call origination service providers. ...

Manufacturer of asterisk hardware products includes:

Analog Cards:

• A400P Series 4-port FXO/FXS PCI card (compatible to TDM400P)
• A400E Series 4-port FXO/FXS PCI Express card
• A400M Series 4-port FXO/FXS Mini-PCI card
• A800P Series 8-port FXO/FXS PCI card
• A800E Series 8-port FXO/FXS PCI Express card
• A810P Series 8-port FXO/FXS PCI card with Lifetime Warranty
• A810E Series 8-port FXO/FXS PCI Express card with Lifetime Warranty
• A1200P Series 12-port FXO/FXS PCI card
• A1610P Series 16-port FXO/FXS PCI card with Lifetime Warranty
• A1610E Series 16-port FXO/FXS PCI Express card with Lifetime Warranty
• A2410P Series 24 -port FXO/FXS PCI card with Lifetime Warranty
• A2410E Series 24-port FXO/FXS PCI-E card with Lifetime Warranty

ISDN BRI Cards (with Lifetime Warranty):

• B100M 1-port BRI Mini PCI card
• B100P 1-port BRI PCI 5V/3.3V Universal Card supports bri-stuff and mISDN
• B100E 1-port BRI PCI Express card
• B200P 2-port BRI PCI 5V/3.3V Universal Card supports bri-stuff and mISDN
• B200E 2-port BRI PCI Express 1.0 card
• B200M 2-port BRI Mini PCI card
• B400P 4-port BRI PCI 5V/3.3V Universal Card supports bri-stuff and mISDN
• B400E 4-port BRI PCI Express 1.0 card
• B400M 4-port BRI Mini PCI card
• B800P 8-port BRI PCI 5V/3.3V Universal Card supports bri-stuff and mISDN
• PFM100 Power Feeding Converter for ISDN BRI Mini Card

T1/E1 PRI Cards:

• D110P 1-port T1/E1/J1 PCI Card(compatible to TE110P)
• D110E 1-port T1/E1/J1 PCI Express 1.0 card
• DE115P 1-port T1/E1/J1 PCI Card with hardware echo cancellation module EC100-32
• DE115E 1-port T1/E1/J1 PCI Express Card with hardware echo cancellation module EC100-32
• D210P 2-port T1/E1/J1 PCI Card(compatible to TE210P/TE205P), PCI 5V/3.3V Universal Bus Master
• DE210P 2-port T1/E1/J1 PCI Card with hardware echo cancellation module EC100-64
• D410P 4-port T1/E1/J1 PCI Card(compatible to TE410P/TE405P), PCI 5V/3.3V Universal Bus Master
• DE410P 4-port T1/E1/J1 PCI Card with hardware echo cancellation module EC100-128
• D210E 2-port T1/E1/J1 PCI Express 1.0 card
• DE210E 2-port T1/E1/J1 PCI Express Card with hardware echo cancellation module EC100-64
• D410E 4-port T1/E1/J1 PCI Express 1. ...

Toll free (800, 866, 877, 888, 855) phone number providers:

• 1Pipe Telecom | OnePipe is a licensed carrier providing Hosted PBX and SIP Trunking in over 60 countries. We have regional network facilities on five continents connected across our private network. We provide Toll-Free numbers in 60 countries.
• Alcazar Networks Inc is offering Wholesale VoIP Origination / Termination / Free Toll Free Termination - Get paid for your toll free traffic! Wholesale SIP
• Anveo offers USA, Canadian and international Toll-Free phone numbers. Anveo provides web based Visual Call Flow Designer where you can easily create custom IVR Call Flow for your business. Anveo has many exceptional features including click to call, ringing multiple phones, call transfers to Skype or Gizmo5, conference calls, online FAX, voicemail, extensions, Business Control Panel to create and manage employee's sub accounts and more!
• BinFone Telecom offers toll free service, delivered via SIP and IAX.
• ComCanada CommunicationsCRTC Registered, Provider of Hosted PBX, DID service, Toll Free, equipment sales, consulting, and retail/wholesale origination & termination. Supported Protocols: SIP & IAX 1-877-697-VOIP
• Conexiant Wholesale VoIP – direct connections to CLECs for best quality, inc. Level3.
  • Global Level 3 footprint Denver, LA, Hong Kong, China and Frankfurt, Germany
  • DIDs, Toll Free, E911 service, T.38,VoIP fax, quality termination and dedicated VoIP servers
  • DIDs per-channel or per-minute
• DIDx.NET Buy Toll Free DID numbers at wholesale in more than 100+ countries and its cities from DIDx, The Wholesale DID Exchange Platform for DIDs.
• Database Systems Corp.Toll Free Phone Services - IVR toll free services. Products include voice broadcasting, IVR systems, IVR software and IVR hosting services.

Toll Free Number and Service Providers (alpha sequence)

• 1Pipe Telecom | OnePipe is a licensed carrier providing Hosted PBX and SIP Trunking in over 60 countries. We have regional network facilities on five continents connected across our private network. Toll-Free numbers are available in 60 countries.
• ComCanada CommunicationsCRTC Registered, Provider of Hosted PBX, DID service, Toll Free, equipment sales, consulting, and retail/wholesale origination & termination. Supported Protocols: SIP & IAX 1-877-697-VOIP
• Database Systems Corp.800 Phone Answering Services- offers IVR products that answer 800 and toll free numbers: provides IVR systems, IVR Software and Hosted IVR services.
• DIDLive provides USA/Canada Toll Free Numbers delivered over VoIP. No cost for channels, only a flat Per Minute Cost. Contact DIDLive for details at www.didlive.com or 1-212-901-0800
• DIDWW The Source for Local, National, Mobile DIDs and Toll-Free Virtual Numbers Worldwide. Please download and review our Wholesale Toll Free Coverage and Pricelist.
• Easy Office Phone offers toll free service with our virtual pbx platform.
• FonAngle Hosted PBX - Offers Toll free services (including Vanity orders) in the United States, Canada and select International destinations via our Hosted PBX or SIP Trunking platform.
• Hosted Toll Free Numbers provides call forwarding to Toll-Free Numbers or Local Phone Numbers for your business or personal use. Offers call tracking, recording, and Google Analytics integration.
• IP Communications - IP800 Toll Free Service provides IP Delivered Toll-Free Numbers for your Business or VoIP Service. We offer the absolute lowest toll free pricing.
• LES. ...

Without registration required

• Providing FREE toll-free termination to the US48 800 - 855 - 866 - 877 - 888
• Full accurate Caller-ID number (ANI) delivered
• Codecs supported: G711 and G729
• NO SIP REGISTRATION REQUIRED
• If you require registration we accept ANY credentials so you can start passing calls immediately.

Asterisk and fax calls

Fax over IP

SMS enabled DID Providers

• DIDWW - the source for wholesale International DIDs and Toll Free Virtual Numbers. We provide SMS enabled DIDs in Canada, Israel, Russia, UK, Ukraine and growing.
• MultiTEL is providing retail and wholesale Worldwide DIDs - over 90 countries. Pick your own *SMS enabled DIDs from over 40 countries*. (US, UK, CA, Germany, etc). Free access to JSON and SOAP API provided along with programming samples. No contracts, pay per month, instant activation. SMS forwarded via e-mail , URL or as SMS/Text message. All calls are forwarded to SIP, PSTN or to our free Hosted PBX. Coverage and numbers always available in stock from more than 100 countries.

DID Providers by country

Algeria

• CarryMyNumber.comAlgeria DID /Virtual Phone Numbers at _wholesale rate@$ 4/month with free PBX with the Free forwarding to SIP, Softswitches ,Trixbox ,Asterisk or VOIP. Phone Numbers from over 70 countries available. Free PBX . Unlimited Channel numbers for call centers /Calling Card Providers__. Largest FootPrint worldwide. No Per Minute charges.
• BuyDDINumbers.com Provides Cheapest Algeria DID /Virtual Phone Numbers/DDI Numbers @_€ 6.95/month including free PBX. with the Free forwarding to Skype ,Gtalk , iTalkWorld, Trixbox ,Asterisk or VOIP. Phone Numbers all over the world are available. Free PBX __. Toll Free Number Available without Monthly commitments.
• BuyDIDNumber We Provide Algeria Virtual Phone Numbers@ $ 7.99 / Month NO SETUP FEE , UNLIMITED CHANNELS available with the Free forwarding to Skype ,Gtalk , Trixbox ,Asterisk , voipbuster , iTalkWorld ,any Betamax Delmont Voip or any other ITSP . Phone Numbers all over the world are available. Free PBX . Toll Free Number Available without Monthly commitments.
• iTalkWorld.com Currently only national Algerian numbers. Also 70 other countries available. Free forwarding to our PC & Mobile apps , Our PC and Mobile Apps also work in Countries where voip is Blocked . Further We have Lowest Call Forwarding Rates anywhere in world , starting as low as 1/2 cent.
• divertmycalls.com Provides Cheapest Algeria DID /Virtual Phone Numbers @ $ 7.99 with the Free forwarding to Skype ,Gtalk , iTalkWorld, Trixbox ,Asterisk or VOIP. Phone Numbers all over the world are available. Free PBX . Toll Free Number Available without Monthly commitments.
• Buyvirtualnumber. ...

PBX Specific Solutions

• HAAst (High Availability for Asterisk) from Telium adds high availability / clustering to any pair of Asterisk servers. The High Availability for Asterisk (HAAst) add-on offers rapid automatic failover of a failed peer, total peer autonomy, IP sharing, advanced peer health detection, intelligent synchronization of files and databases, etc. HAAst also supports manual promote/demote for maintenance, a command line interface, a telnet interface, a web based interface, and a developer API. Installation is straight forward, with no additional hardware required, no additional or complex heartbeat/cluster/etc software required either. HAAst is available in Free and Commercial editions, and is in use at call centers, hospitals, and other high-uptime environments. HAAst is targeted at large commercial installations but a Free edition is available for anyone. HAAst operates at the OS level and is compatible with all Asterisk variations (FreePBX, Elastix, Thirdlane, Digium). See High Availability Asterisk (HAAst) for more information.

Distribution Specific HA Modules/Platforms

• SARK-HA from Aelintra Telecom offers High Availability Asterisk out-of-the box. The Sark 200 is a complete PBX in a box solution, using a low-power ARM process all in the size of a deck of cards. Real-time failover takes less than 20 seconds to complete and includes support for ISDN PRI circuits. The servers are kept in synch using rsync (so no shared DRBD disk!). Wiki pages HERE. System also includes multi-tenant and a fully integrated provisioning system with zero touch, DHCP-free set-up for multicast capable phones... see

Co-Dependence and Autonomy

Data Synchronization and Scalability

Numeric

• 1comms.co.uk: Asterisk-based converged telephone system for UK Businesses
• 1GATE VoIP PBX by Wangate: Cheap VoIP PBX with hardware DSP. Optional internal gateways for Analog/ISDN/PRI/GSM. VoIP resellers welcome.
• 2daydirect: Brand NEW Small Business VoIP phones. Free 2 day shipping anywhere in the United States
• 2N NETSTAR PBX, virtual PBX: VoIP PBX system
• 2N Omega IP PBX: VoIP PBX system
• 2N VoiceBlue Enterprise: Simple VoIP SIP PBX
• 3CX: Windows IP PBX / VOIP Phone system
• 4PSA VoipNow: Hosted PBX software for service providers and enterprises, accelerating SaaS deployment. It runs on Linux environments (RHEL, SuSE Linux, CentOS, Fedora) on x86 and Power PC architecture based servers.
• 8ix Zenith: 8ix Zenith spells an Asterisk derived IP Telephony application with the most advanced calling and communication features.

A

• ALLO PSTN-IPPBX for SOHO with 30 IP extension, upto 6 Analog Extension & upto 4 PSTN trunk
• ActivePBX™ | Turn-Key Business Phone System $149/mo.

Cloud PBX platform for telecom providers

• Branded for operator excellent web interface;
• Communicator for PC;
• Mobile App;
• Ability to connect a SIM card (FMC);
• Support for IP-phones and gateways of leading manufacturers;
• Group call processing (ACD) and voice menu;
• Rich functionality of the office-PBX;
• History and call recording;
• Call Statistics and ability to assess the quality of managers;
• Integration with CRM and ERP systems;
• Pre-billing;
• Product and functional segmentation, ability to provide the tariffs for SOHO, SMB and Enterprise.

VAS Applications

Solutions for Enterprise companies

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