The Various VOIP Software

When people refer to the various VoIP software they may be referring to many different packages such as VoIP PBX, Software phones, Gateways, Gatekeepers and software development libraries etc.


There are many VoIP PBX systems such as Asterisk, Free Switch, Gnu Bayonne, Open PBX, 2N NETSTAR Communication system, 2N Omega IP PBX: VoIP PBX system, 2N VoiceBlue Enterprise: Simple VoIP SIP PBX, 3Com, 3CX Phone System, Active Telecom, Advoco NetPBX, ATcom, CallButler, Call Center Technology, Cameronet, CenIP, Converge, Pandora Networks, Partysip, Patton SIPxNANO, pbxnsip, PBXpress, Pingtel, Power Systems, RadiusCat RADIUS Billing Software, etc.

Asterisk is Linux based software that can VoIP over three protocols. It can integrate with any telephone system using inexpensive hardware. It provides services such as voicemail, directory services, caller ID, 3-way calling, call queuing, interactive voice response, call conferencing etc. it uses the Inter-Asterisk eXchange to merge voice and data seamlessly across various networks.

Free Switch is written in C that makes it easy to build an open source PBX system. Gnu Bayonne uses hardware from Voicetronix, Dialogic, Aculab, CAPI drivers, and Quicklink drivers supports IVR scripting. Open PBX is a Linux based open Source Private Branch Exchange System. This type is one of the various VoIP software found.

Software Phones

There are many free software phones available such as voice only and voice and video. There are USB phone sets that can be used with software phones too. some of the available soft phones are AdoreSoftphone, ArrowPhone H.323, 3CX VoIP Phone, ActXPhone, AdoreInfotech Customizable, Advanced Dialer H.323, AGEphone, Articulation, Belco Softphone, BOL, BonePhone, MP3 softphone, CornfedSIPUA, Corraleta Technology,CounterPath, CPhone: H.323 Multi-platform, Cubix, Dialexia,, Ekiga: SIP, H.323 audio and video softphone, ENUM RTC Softphone Windows Softphone with ENUM support, Ephone etc.


isdnh323 is Linux based gateway software that permits ISDN and H.323 users to establish connections. ISDN users can call H.323users directly. It supports 3 H.323 codecs and offers a least cost router. PSTNGw is a H.323 to PSTN gateway. The SIP Residential Gateway enables users to make calls between SIP and PSTN users. This is another example of the various VoIP software in the market.


The OpenH323 Gatekeeper is a H.323 gatekeeper that can form a free VoIP system. It supports Linux, Microsoft Windows, FreeBSD, Solaris based systems. OpenGatekeeper supports H.323 gatekeeper functions and supports Linux, FreeBSD and Win32 platforms.

VoIP Software Development Libraries

Yate supports VoIP and PSTN; it can easily unify voice, and video, data and instant messaging to maximize effeciency and significantly reduce costs. It is used to build VoIP server, IVR engine, Call center server, SIP router, SIP registration server, VoIP to PSTN gateway, PC-to-Phone and Phone-to-PC gateway, H.323 gatekeeper, H.323 multiple endpoint server etc. PJSIP is extremely portable, with great power savings and many other attractive features.

Bestratescall SMS Callback Service

This service is a case of voip on the move. Once you subscribe to this service from you can make cheap calls from any regular or mobile phone anywhere and anytime. All you have to do is to send an SMS to their network from your mobile phone, the number to send the SMS to is +447786204951 or 32075 if in the USA. Basically you send a message containing “call” followed by the phone number of the person you want to talk to, entered as: Country Code-Area Code-Phone Number. In view seconds your phone will ring and you will be connected to the person you want to call. Once again the rates are still quite reasonable and the audio quality really good. Read more at

Basics of VOIP Phone Systems

VoIP phone systems or Voice over Internet Protocol is the most technically advanced phone systems available. Instead of using traditional phone lines, calls are processed over a computer network. PC to PC telephony is much cheaper than traditional phone line calls, and the audio quality of the VoIP calls have improved tremendously in recent years.

Getting a VoIP phone system is now cheap and easy. You can compare offers from many VoIP providers online and get one that suits your needs.

Components of VoIP Phone Systems

VoIP at its simplest form consists of a regular phone connection, an adapter, broadband internet connection and a subscription to a VoIP service provider. Calls made are translated as data over the internet until they reach some point near their destination where they are converted into a regular call format that is carried by traditional phone lines. This has helped subscribers immensely as the costs of long-distance and international calls have been declined dramatically.

Many businesses have resorted to using VoIP phone systems to route internal calls over their computer network, being able to link their offices that are to be found in any remote corner of the world, eliminating long distance call rates.

How Does It Work?

As calls are translated into data and carried over the internet and then re-converted into audio formats certain devices are necessary to process call such as a call management system such as an IP PBX or internet protocol private branch exchange, a phone connection, intranet or computer network. The device ensures that calls within the offices are carried over the network where as calls outside the office, are routed to regular public telephone network. Most VoIP phone systems are designed over a web interface that is managed by an administrator. Seamless call transfers, extension dialing, plus the fact that all offices can share a receptionist make VoIP phone systems very popular.

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VoIP phone systems also have features such as a common auto-attendant, voice mail system, caller ID and call forwarding etc. VoIP phone systems have certain limitations owing to network requirements; they may require constant monitoring and may require frequent updates and upgrades. Another limitation is the possibilities of power outages or server crashes. It is one of the reasons why most firms have a mix of digital phones and VoIP phone systems.

The fact that millions of dollars can be saved by using VoIP phone systems has made them an invaluable asset to firms with offices in different corners of the world. Selecting the right VoIP phone system as well as selecting the right reseller who is authorized by the manufacturer is one criterion that has to be considered while shopping for VoIP phone systems.

As of now, many conventional service providers are joining the IP based telecommunications domain. This is because VoIP solution providers and their innovative solutions are much in demand in the present day world – there is a significant demand for telephony solutions and services. Quite a few of us are aware of the cost benefits that the VoIP telephony solutions bring about. However, the IP based solutions are quite a bit more than just “reduction in monthly phone bills” though. Potential users could benefit from a lot of interesting options in IP telephony. As a matter of fact, VoIP providers in different parts of the world are increasingly offering quite a few broad phone service options. This ensures that the hype over VoIP telephony solutions stay that way.

The VoIP solution providers are making sure that subscribers to their services can benefit from multiple inbound numbers, for instance. This trend has obvious advantages for both corporate as well as individual subscribers. The advertisement campaigns of enterprises would benefit if these are accompanied with local numbers of the specific regions, which are targeted. It has been found that people are more interested in making local calls – and many of them would actually connect with the enterprises which have a local presence in the form of a local number. This in turn could lead to the opening up of the customer base of the subscriber companies.

VoIP solution providers are also offering interesting solutions for individual users. People residing in one corner of the world can connect to their near and dear ones – situated at some other place – quite easily and without any hassles. Individual subscribers can get local numbers from the VoIP service providers in the regions of their choice. Long distance calls become akin to making local calls.High speed Internet connectivity options are needed to avail these innovative services and options.

Unlimited calling are a part of many interesting offers from VoIP platform providers. Additional features that are delivered free of cost include 3-way conference calling, call block, enhanced voicemail, and caller ID block. To conclude, it can be said that the VoIP solution providers are harnessing the best in technology to offer quite a few interesting solutions to a growing base of subscribers.

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