Disclaimer: Information and opinions presented here are for educational purposes only. Nothing on this site should be regarded as investment advice, or an offer to buy or sell securities.Thank you.

Saturday, August 2, 2008

Connecting VOIP to the PSTN and Cellular Networks

Cheapest ATAs and Service - For Calling PSTN Numbers, or receiving phone calls from PSTN Numbers
Configuring GSM VoIP gateways with Cisco Call Manager - Step by step guide
ENUM - Translating E164 numbers to VoIP addresses
Failover Switches - Automatically or Manually Switch PSTN Interfaces on failure for reundancy
FXS-FXO Converters - Convert an FXS interface to an FXO interface
Phone Numbers - Dozens of test and information numbers you can call for free.
Routing calls using a free international calling service - How to use two-step dialing to save on costs.
PSTN Gateways - VOIP to PSTN gateways (also known as: Media Gateways)
VOIP GSM Gateways - VOIP to GSM gateways

Saturday, July 19, 2008

Connecting Phones to VOIP

Sunday, July 6, 2008

Getting Started

Tuesday, April 1, 2008

Article : Maximize The Results Of Your Online Web Meetings

By : Mostafa ElAwady

Before holding an online web meeting, you must be aware of the following:

1. Your online web meeting should be short and on track. The duration of the event should be no longer then one hour or maximum of one hour and thirty minutes.

2. What type of questions will you ask those attending the web meeting? Asking questions keeps everyone’s attention and allows you to effectively teach your guests.

3. As a courtesy to others in attendance, ask guests to hold their questions until the end of the meeting. Chances are that you will answer most questions during your presentation. Asking guests to hold their questions will reduce the overall meeting time for everyone.

4. Advise guests to preinstall the web meeting plugin before the live meeting. If guests will be speaking during a meeting, advise them to use the integrated audio setup and testing feature before the live meeting. Guests can perform this audio setup and test without logging in.

5. Prepare an optimized version of your PowerPoint® that is less than 2 MB. This will allow guests to see the presentation quickly and easily.

6. Always have a recording of your presentation available before a live meeting. Recorded presentations can be enjoyed by those unable to attend the live meeting. In the event a guest has a problem with their computer or internet connection, they can still enjoy the presentation. You may have invested thousands of dollars to promote your web meetings, and you lose time and money when someone can not attend the live meeting or has some problem that is beyond your control.

7. Practice your entire live presentation using the web meeting room program a minimum of 5 to 7 times from start to finish. This is the most important thing you need to know before holding an online web meeting.

8. Make sure the online web meeting service you are using offers free live training.

9. When it comes to web meetings, choosing the right service that meets your needs can be a daunting task. Make sure the program you choose meets the following important criteria:
• Login is fast and easy.
• Those with a dial-up connection can participate without problems.
• Web meeting program works with corporate firewalls.
• No Active-X control is required to run the program.
• You can easily create and manage live meeting polls and surveys.
• You can create and host your own custom registration pages.
• No scheduling is required, you can hold meetings anytime you decide.
• You can use any payment gateway to sell access to your meetings.
• The PowerPoint® presenter displays slides in dual format.
• Live video conferencing offers synchronized audio and video.
• Your guests can enjoy hands free meetings, you control everything they see.
• You can record and control your recorded presentations.

source : http://www.articleboy.com/Article/Maximize
-The-Results-Of-Your-Online-Web-Meetings/24716

Article : Video & Web Conferencing: How To Determine Which Features Will Benefit You The Most

By Dan Richmond

Web and video conferencing technology is becoming more sophisticated with each passing day. A few years ago it was a novelty just to talk with someone online, and view his or her image at the same time. Today web conferences bring together entire companies in complex interaction that rivals live face-to-face meetings. How you might benefit from the latest developments in web conferencing depends on your particular needs. Here are a few points that you should consider.

1. Do you need to make a Powerpoint or other presentation during your conference?

If you answered “yes” to this question, then you will be glad to know that current web and video conferencing services allow the host of a conference to present a slide show or power point demonstration that will be visible on the screens of all the participants of a conference. Similarly, hosts can also open and show other document formats to their attendees. If you need this kind of capability, make sure that your conference provider can give this to you.

2. Do you require telephone conferencing integrated with your web/video conference?

Many organizations have found telephone conferencing to be an effective way to get work done. If you are already connecting with your members and staff via telephone conferences you can expand on this by choosing a web conferencing system that integrates telephone conferencing along with the online conference. The combined service will give you the ease of phone conferencing along with the enhanced visual and presentation features of online conferencing.

Some services allow the host to pay the long distance bill of all the participants (toll free conferencing), while others require each participant to cover their long distance fees.

3. Do all of your conference participants use the same type of computer?

If your participants are going to be using a variety of computers (PC, Mac, Linux) then you will benefit most by choosing a web conferencing system that works on any platform. While earlier conferencing systems required the downloading of complex software that would work only on specified operating systems, newer conferencing formats are delivered online and are browser based. They work on any operating system and if yours in an eclectic audience, then you will get best results with this type of conferencing.

4. Will it be necessary for one of your technicians to “take-over” and operate the computers of any of your participants?

If you wish to use conferencing as a service tool and want to avoid having to send out your service team on physical visits to clients, you can save a lot of travel time and cost by selecting a web and video conferencing system that allows the host of the conference to go online and actually take control of the computer of the client or conference participant. If you are looking at web conferencing as an after-sales service tool, then this particular feature will probably give you one of the most important benefits that you could wish for.

5. Do you want to conduct an online poll or survey during the conference?

If you have a large organization and want to make a quick and accurate poll of opinion or vote on a particular issue then the new polling capabilities of the most advanced web conferencing services will be an important feature for you.

Similarly, if you need to gather demographic information about your meeting participants, obtain valuable input, or quiz and test your participants, then the new online survey capabilities of current web conferencing systems will be an important feature to look for when choosing your conference format. Data from these types of online “surveys” can typically be saved and used for future use.

6. Do you want to brainstorm online, using a “whiteboard”?

Brainstorming is a great way to tap the ideas of a group and to come up with and select new ideas. If this is what you like to do when holding physical meetings, then you will probably want to be able to do the same thing in your virtual meetings as well. This is now possible in some of the more advanced web conferencing systems by using a “group notepad” that enables meeting participants to utilize a shared workspace. The results of these brainstorming sessions can typically be saved in a storage area.

Which of these features will benefit you the most? It all depends on your particular needs. However, one thing is sure: once you experience the convenience of online meetings, you will not want to go back to the era when every meeting required you to pack up your bags and get on an airplane.

source : http://ezinearticles.com/?Video-andamp;-Web-Conferencing:-How-To-Determine
-Which-Features-Will-Benefit-You-The-Most&id=229492

Article : Video Conferencing Will Help Your Business

Submitted By: Robert Michael

Does your business have locations far and wide, with employees who must meet with each other in order for your business to run smoothly? If so, you know how expensive gathering all your employees together in one place can be. Video conferencing could help your business save time and money, as well as increase productivity and employee satisfaction.

If your business is one of the many that must pay employees’ travel time, transportation, hotel, and food expenses in order for them to attend meetings in person, you know how these expenses can add up. And when your employees are on the road or in the air, your business loses hours of productivity.

Video conferencing provides a better option for many of today’s business owners. Purchasing and maintaining video conferencing equipment is an investment on which you can expect to see immediate returns.

Video conferencing is a technology that integrates audio and video, allowing employees to see and talk to each other as effectively as if they were in the same room. The advantage is that they are actually miles, even continents, apart.

And with so many recent advances in video conferencing technology, your business can become video-conference ready at a reasonable price. Ten years ago video conferencing costs could run as high as $50,000 per site! Now, packages are available for less than half of that, and can often be paid for or rented monthly for payments of under $100!

Once your business starts taking advantage of video conferencing, travel time and all the cost associated with it are eliminated. Important decisions can be reached quickly, and meetings can be called spontaneously whenever opportunities arise. No longer do you have to wait for everyone to meet face to face. Video conferencing greatly accelerates the decision making process.

How many times have you arranged for all your employees to be present at a meeting, paying for many of them to travel great distances away from their regular job sites, only to realize all too late some key data or resource was forgotten back at home? Video conferencing eliminates the hassles and headaches that are associated with traditional meeting methods.

One of the biggest advantages of video conferencing is to the employees themselves. No longer is it necessary for employees to spend days, even weeks away from their families and their on-site responsibilities just to attend meetings? If your employees could meet face to face instantaneously, all the benefits of face to face communication could still exist, without any of the drawbacks of travel time and expense.

With advanced technology and reduced costs, your business does not have to be a Fortune 500 company to take advantage of video conferencing. Stop spending dollars needlessly – equip your business for video conferencing today.

source : http://www.isnare.com/?aid=62753&ca=Computers+and+Technology

VOIP News

Friday, March 21, 2008

Article : Why VoIP And VoIP Video Phones Are The Next Ipod

Submitted By: Jeff Cagan

In the 1970's it was the cassette tape crushing the 8 track. In the 1980's it was the VHS VCR putting an end to the BETA VCR. In the 1990's DVD's started the beginning of the end for Video Tapes. And in the 2000's, mp3 players and the iPod specifically are about to start throwing dirt on the grave of CD's. So, which product or service that's been the standard for years, will be the one that sees it's demise in the 2010's... it's one of the oldest technologies you have in your house. Your telephone.

To be able to replace an old product or service, and get in a majority of households, you have to have 3 things.

1. A need or want for a new product.
2. A new product that is better than the original.
3. A price that the majority of people can afford

Even though it's in it's infancy, Voip (Voice over internet protocol) technology passes all 3 of the above questions with flying colors.

1. How would you like to talk to and see a friend or relative, that lives in another State or Country, anytime you wanted to? No more sending pictures or having to wait to see someone every few years. Now you can see them on a video screen, in real time video, while talking to them on the phone. I'd want that.

2. What if you could not only talk to someone and see them, but you could also have caller id, call waiting id, call waiting, voice mail, call forwarding, conference calls, last call return, call blocking, do not disturb and more, all built right in to your phone, with no additional costs for these services. That's pretty darn good.

3. What if you got ALL of the above mentioned features from #1 and #2, for LESS than you pay now with your current local phone company? What if it was so much less, it saved you HUNDREDS of dollars per year? I can definitely afford that!

And that, my friends, is why VoIP and video phones are the iPod of the next decade. You're local phone company knows it's coming and they are preparing for it. The big internet companies (Yahoo, Google, AOL, etc) are all prepared to launch their versions. The Wall Street Journal predicts 70% of all houses will have voip by the year 2010... that's only 4 years from now! 70%!!!

So, unless you still have an 8 track in your vehicle or are still trying to keep those records from scratching when you play them on your record player, it might be time to look into something new for your home phone service.

source : http://www.isnare.com/?aid=23711&ca=Computers+and+Technology

Monday, March 3, 2008

Article : Video Conferencing - An Introduction

By James Hunter
source : http://ezinearticles.com/?Video-Conferencing---An-Introduction&id=70930

With videoconferencing people can interact as if they were talking face to face with both images and sound relayed in real time. This article is designed to guide you through the various options to arrive at the system type best suited to your purpose.

There are various types of videoconferencing; which is suitable for your application will depend upon the IT structure available and what it is that you actually want to achieve. Video conferencing has in the past been relatively expensive, but prices are coming down and it is possible for anyone with a fast enough internet connection to operate a video conference.

Systems are available for hire, lease or sale.

Systems may be installed at all or any of the following: -

  1. on the desktop PC
  2. a dedicated videoconference suite
  3. mobile - for use when and where the need arises.

Each has various advantages and limitations which may be critical to your purpose.

Paradoxically it is far more critical that audio connections are maintained than the video. You may loose a video signal or it may be intermittent but the conference will still proceed – if you lose audio, nothing can be achieved (unless both parties are versed in sign language!)

Video speed for equipment is often shown as frames per second abbreviated as FPS.

In the UK video from most sources runs under the PAL standard which 25 frames per second – e.g. domestic VHS players. In the USA the system is NTSC which runs at 30 frames per second. Videoconference equipment commonly is specified as 15 fps or 30 fps. In layman’s terms - 15 fps will be jerky, it shows every other frame, 30 fps is full motion video.

The higher the frame rate the greater the data load, so the faster the connection required.

A minimum requirement for full motion video and audio between two points is 768 Kbps.

This made up of:- an encoding rate of 384 Kbps (typically used) is selected. This is broken down into two parts –

  • 64Kbps is for the audio
  • 320 Kbps is for the video.
The resulting 384 Kbps stream is compressed and sent (from you – the source) to the remote point (the destination). Similarly a 384 Kbps stream is received from the remote point to you. Thus twice 384 Kbps in bandwidth is required.

If there is a lot of motion in the video, very little compression is achieved. If there is little or no motion in the video, the savings can approach 50%. It would, however, be foolish to design a system which relied on the participants being forced to remain static.

There are two types of video conferencing, each has sub-types.

  1. Point to point - a live video / audio communication between any two locations.
  2. Multipoint - links between a three or more locations

Point to Point (P2P)

Point to point - a live video and audio communication link between any two locations.

P2P - Application

Where the need is to communicate between two points only at any one time: -

  • Two offices of the same company
  • Yourself and a business partner company, e.g. Yourselves and a major supplier
  • Senior management/ teams from two divisions – e.g. research and manufacture.

P2P - Use

  • Virtual meetings on a one to one basis
  • Project workgroup co-ordination of effort, live adjustment of data, drawings, documents or prototypes
  • Virtual board meeting between two groups of people in specific locations - say 5 in one and 4 in another

P2P - Limitations

  • Bandwidth required increases in proportion to the amount of data being exchanged.
  • Audit trail of actions taken by whom with a timeline sequence often required.
  • Extra equipment is necessary to show physical objects, using a visulaiser for say engineering parts

Point-to-Point Videoconferencing

Consider two videoconference terminals (vct) that are connected to the Internet.

The vct and its associated peripherals allow the user to make a call to another client, send the local audio/video stream to the remote client, and hear/view the received audio/video stream on a local speaker/monitor that is connected to the vct. Assume one user (the local user) uses a vct to call a user at a remote vct by entering the IP address of the remote vct. The clients setup a call between the stations following the specifications of the H.323 protocol. Once the call is setup, the clients exchange audio/video streams over the Internet. The point-to-point videoconference continues until one of the users "hangs up" the call.

IP numbers are difficult to remember; some users have dynamically assigned (DHCP) IP numbers that can change every time they boot their system and problems in using IP addressing when different vendor systems are used.

The Gatekeeper

To alleviate the problem of IP dialing, the H.323 standard defines the use of a gatekeeper.

The gatekeeper is a system that connects to the Internet just like the client terminals. The IP address of the gatekeeper is configured into the client terminals and when the clients "power up", they communicate with the gatekeeper and transfer certain information to the gatekeeper that describes the vct.

When the clients register with the gatekeeper, they pass their IP numbers, H.323 alias, and H.323 extension to the gatekeeper where it is stored. This allows a local user to dial a remote user by entering the remote users H.323 extension in effect their video telephone number.

The local vct communicates the H.323 extension to the gatekeeper. The gatekeeper then checks to see if the remote client is registered with the gatekeeper, then sets up the call between the two clients.

Once the call has been setup, the audio/video streams flow directly between the clients over the Internet.

Multipoint

Live video and audio links between a three or more locations. To handle this situation, the H.323 standard introduces the concept of a Multipoint Control Unit (MCU). The MCU can be thought of as a "video bridge". The MCU connects to the Internet and registers with the gatekeeper.

A MCU, depending on its design capacity, can handle a certain number of simultaneous videoconferences each with each videoconference being logically separate from the others and with each having a specified number of users.

When users want to join a particular videoconferencing session, they dial the service number/password combination. The gatekeeper checks to see if that service has been registered by a MCU. The gatekeeper completes the call by connecting the client to the specified videoconference on the MCU.

Once the call has been connected, the client's audio/video stream is then sent over the Internet from the client to the MCU. Similarly, other clients connect to the session and send their audio/video streams to the MCU. The MCU selects one of the audio/video streams on the videoconference and returns that audio/video stream to all of the clients (that is all except the client whose stream was selected).

There are several methods for selecting an audio/video stream. Audio switching and chairman control are two alternatives. Typically, the method that is chosen is audio switching where the MCU selects the stream that currently has active audio (someone is talking or is talking the loudest).

As the user(s) at one site stop talking and the user(s) at another site start to talk, they capture the MCU. The process is repeated with the video from the newly selected site now being sent to all the other sites.

Streaming

To participate in a H.323 videoconference, users must have appropriate videoconferencing client terminals and have Internet connectivity with sufficient bandwidth to support the videoconference.

Some users may not have these capabilities but would still like to be able to participate even if that meant that they could only see and hear conference participants but not be able to interact with them. (Watch and Listen)

Users can receive the stream using a browser on a computer. They enter the URL of the server, and the server starts the encoded audio/video stream over the Internet to the computer. Plug-Ins for the browser exist that are capable of decoding both RealVideo and Windows media streams. The user can thus see and hear the participants in the streamed videoconference in near real-time.

Alternatively, a user can connect to the server at a latter date and view the archived version of the videoconference.




Article : Video & Web Conferencing: How To Determine Which Features Will Benefit You The Most

By Dan Richmond
source : http://ezinearticles.com/?Video-andamp;-Web-Conferencing:-How-To-Determine-Which-Features-Will-Benefit-You-The-Most&id=229492

Web and video conferencing technology is becoming more sophisticated with each passing day. A few years ago it was a novelty just to talk with someone online, and view his or her image at the same time. Today web conferences bring together entire companies in complex interaction that rivals live face-to-face meetings. How you might benefit from the latest developments in web conferencing depends on your particular needs. Here are a few points that you should consider.

1. Do you need to make a Powerpoint or other presentation during your conference?

If you answered “yes” to this question, then you will be glad to know that current web and video conferencing services allow the host of a conference to present a slide show or power point demonstration that will be visible on the screens of all the participants of a conference. Similarly, hosts can also open and show other document formats to their attendees. If you need this kind of capability, make sure that your conference provider can give this to you.

2. Do you require telephone conferencing integrated with your web/video conference?

Many organizations have found telephone conferencing to be an effective way to get work done. If you are already connecting with your members and staff via telephone conferences you can expand on this by choosing a web conferencing system that integrates telephone conferencing along with the online conference. The combined service will give you the ease of phone conferencing along with the enhanced visual and presentation features of online conferencing.

Some services allow the host to pay the long distance bill of all the participants (toll free conferencing), while others require each participant to cover their long distance fees.

3. Do all of your conference participants use the same type of computer?

If your participants are going to be using a variety of computers (PC, Mac, Linux) then you will benefit most by choosing a web conferencing system that works on any platform. While earlier conferencing systems required the downloading of complex software that would work only on specified operating systems, newer conferencing formats are delivered online and are browser based. They work on any operating system and if yours in an eclectic audience, then you will get best results with this type of conferencing.

4. Will it be necessary for one of your technicians to “take-over” and operate the computers of any of your participants?

If you wish to use conferencing as a service tool and want to avoid having to send out your service team on physical visits to clients, you can save a lot of travel time and cost by selecting a web and video conferencing system that allows the host of the conference to go online and actually take control of the computer of the client or conference participant. If you are looking at web conferencing as an after-sales service tool, then this particular feature will probably give you one of the most important benefits that you could wish for.

5. Do you want to conduct an online poll or survey during the conference?

If you have a large organization and want to make a quick and accurate poll of opinion or vote on a particular issue then the new polling capabilities of the most advanced web conferencing services will be an important feature for you.

Similarly, if you need to gather demographic information about your meeting participants, obtain valuable input, or quiz and test your participants, then the new online survey capabilities of current web conferencing systems will be an important feature to look for when choosing your conference format. Data from these types of online “surveys” can typically be saved and used for future use.

6. Do you want to brainstorm online, using a “whiteboard”?

Brainstorming is a great way to tap the ideas of a group and to come up with and select new ideas. If this is what you like to do when holding physical meetings, then you will probably want to be able to do the same thing in your virtual meetings as well. This is now possible in some of the more advanced web conferencing systems by using a “group notepad” that enables meeting participants to utilize a shared workspace. The results of these brainstorming sessions can typically be saved in a storage area.

Which of these features will benefit you the most? It all depends on your particular needs. However, one thing is sure: once you experience the convenience of online meetings, you will not want to go back to the era when every meeting required you to pack up your bags and get on an airplane.

Article : Video Conferencing Solutions

Submitted By: Saurya Ghosal
source : http://www.isnare.com/?aid=27168&ca=Computers+and+Technology


Video conferencing facilitates learning by allowing remote or distant learners to meet regardless of their location. Students can take classes at multiple universities. In essence classes that are not available at one location may be available at another through video conferencing. Video conferencing can also benefit non traditional students who are not able to attend classes during normal hours.

There are various types of videoconferencing; which is suitable for your application will depend upon the IT structure available and what it is that you actually want to achieve. Video conferencing has in the past been relatively expensive, but prices are coming down and it is possible for anyone with a fast enough internet connection to operate a video conference.

There are excellent quality video conferencing systems out there. Many of them are well worth the dollars that they cost. And, because technology continues to grow, you’ll find that prices for video conferencing will become more competitive. It is the way of the future. Is your company in the future? Using video conferencing can help to insure that it is there.

Most video conferencing terminals also require what is called a codec or Compressor/Decompressor interface. This piece of equipment helps compress information being passed from audio to video to make transmission of materials feasible over the Net. Without this piece of equipment most files would be too large to send from one computer to another. The process of compression data using a codec machine is often referred to as decoding and encoding information.

Finally, a computer and reliable internet connection are also necessary to facilitate video conferencing. A high speed connection is recommended to make the video conferencing experience not only endurable but also enjoyable. The actual computer you have is not as important as the size of your display. Remember that when using video conferencing equipment, the larger your display the better your picture and the more easily a time you will have ‘conferencing' with other people on the Web.

Article : The Value Of Video Conferencing

Submitted By: Sandy Baker
http://www.isnare.com/?aid=14359&ca=Computers+and+Technology


Why should you have video conferencing? Is it worth the investment? There are many reasons why you should utilize video conferencing software. The simple fact is that it is quite reliable and quite handy. But, that is not usually enough to have you open your wallet. Yet, there are other reasons why this may be the next investment that you make for your business. Video conferencing is an excellent means of communication.

Besides being a very high quality way of communicating, it also opens the door to live, clear understandings of what is being said. There is little doubt that in a video conferencing situation that you will not know and understand just what the other person is saying. Your message is delivered with a full awareness of your means simply because seeing is believing. Yet, this too is only one reason to consider it.

Video conferencing is also very capable of connecting you with other establishments. If you can not manage your company in one place because you are managing it someplace else, video conferencing can keep you connected. By doing this, you can effectively be in two places at once.

There are excellent quality video conferencing systems out there. Many of them are well worth the dollars that they cost. And, because technology continues to grow, you’ll find that prices for video conferencing will become more competitive. It is the way of the future. Is your company in the future? Using video conferencing can help to insure that it is there.

We highly recommend bringing your company up to date and to use this pioneering technology. It doesn’t need to be expensive, or difficult to set up if you contact specialists in this area. There are many information portals now devoted to the subject and we reading about it at one of these. Try googling for “video conferencing info” and you will be surprised by the abundance of information on the subject.

Article : Reselling Web Conferencing Services: How To Profit From The Coming Boom In Web & Video Conferencing

Submitted By: Dan Richmond
source : http://www.isnare.com/?aid=19569&ca=Business


If you want to make money in an online business, then you need to find a product or service that is fresh, up-to-date and that hasn’t been beaten to death with hundreds of copy-cat affiliates. Web and video conferencing are relatively new applications, and becoming a reseller of online conferencing services could be a good way to start up or add to an already existing online business. Let’s take a look at the prospects for this type of online enterprise.

First of all, web and video conferencing is an up-and-coming field of activity. Business is becoming increasingly globalized and many companies now have staff or clients located in distant locations, sometimes in other countries or on other continents. Online meetings are being used by some of the leading enterprises, but there are many more organizations that have not even begun to take advantage of web or video conferencing.

This is a huge market waiting to be tapped, and with the increasing penetration of broadband use both in the workplace and at home, the market grows larger with each passing month.

Just as there are relatively few companies using web and video conferencing, there are comparatively few resellers or affiliate sellers of these services to compete with. If you would like to get into this business then you should do an online search for web conferencing resellers or affiliates, and choose a program that you can effectively handle.

Typically, affiliate programs for these kinds of services are easy to enter. In many cases all you have to do is sign up and get an affiliate code or url and paste it onto your website and you are in business. However, if you want to be an effective affiliate for web and video conferencing, or for that matter, any other product or service, the best way to sell it is by using it yourself and really knowing what it is all about. Only then can you truly recommend the product in a convincing way.

A step above an affiliate is to become a reseller. Usually this requires a comprehensive training in the web and video conferencing system and there may also be an entry fee attached to becoming a reseller. Whereas affiliates simply refer potential clients to the conferencing service, Resellers are responsible for signing up the clients themselves. The advantage though, is that a reseller is likely to get a higher percentage of the signup and monthly subscription fees paid to the conferencing service by his or her referred clients.

If you are successful as a reseller then you will earn a residual income for as long as the people signed-up by you subscribe to the conferencing service.

Whether you decide to become an affiliate or a reseller, the key to cashing in on the coming boom in online conferencing is to study the market, know the product thoroughly and then place it before your web visitors or mailing list audience in a compelling and convincing manner. Another key factor to success is to make a timely move, a product or service that is “new” today will be commonplace tomorrow.

Article : Video Conferencing Guide- Learn About Video Conferencing

Submitted By: Gagandeep Dhaliwal
source : http://www.isnare.com/?aid=29988&ca=Computers+and+Technology


Video conferencing allows people at two or more locations to interact through two-way transmission at the same time. Video conferencing is also known as video teleconferencing or visual collaboration. Users require a computer, web cam, microphone, and a broadband connection to participate in videoconference. They can generate natural conversations by seeing and hearing each other. Videoconference of two persons is known as point-to-point while the conference of more than two people is called multipoint conference.

Videoconferencing is very useful way of communication because it saves money as well as time. People can do several business activities or meetings with two or more persons while sitting at office table. They don’t need to go anywhere to meet someone. Basic requirements for video conferencing are guaranteed latency, synchronization and broadcast. It enables people to have face-to-face meetings from a wide distance. Prices of teleconferencing are generally less than costs of travel. It’s an easy way to hold meetings, conduct interviews, give lectures and address employees.

Video conferencing is the best way of communication in medical, legal and educational fields. Normally there are three ways such as computer-based system, desktop system and studio-based system to set up a videoconference. There is a limited field of vision in Computer-based system that is why it is the cheapest way of video conferencing. Desktop system improves the quality of audio and video transmission due to dedicated hardware installed on the computer. Most expensive method of video conferencing is studio-based system that offers best quality conferencing. It is mostly used in large-scale companies and universities. Studio-based system is just like a room that is fully equipped with control systems, document viewers, overhead cameras, vision switchers and slide viewers.

An organization, company, educational facility or individual requires some basic components to take complete advantages of video conferencing. Necessary equipment for videoconferencing is camera that lets user to capture video information at his or her site and transmit to someone on the other site. Video display is used to display video at their site and a microphone to hear the audio material.

Videoconferencing terminals require a compressor/decompressor interface that helps in compressing the information while passing from audio to video to make transmission of materials sufficient over net. It is useful in sending the large files from one computer to another. Codec machine also works for decoding and encoding the useful information. A computer and high-speed Internet connection are essential for a successful video conferencing. High-speed Internet connection makes your video conferencing effective and interesting.

Video conferencing is reliable and an excellent method of communication. Videoconference can easily connect you with other companies. You can generate your business from one place and give instructions to your subordinates. It makes bright future for your business and institution. This pioneering technology keeps your company up to date.

Video conferencing is currently an affordable way of communication. A large range of videoconference units is available in the market. Buyers should check company expansion and system compatibility while choosing the best video conferencing unit.

Thursday, February 14, 2008

VoIP News

VoIP Articles

A Third Best of Show Award for Aheeva Technology in Three Consecutive Years
Published 02/14/2008

BlueNote Networks Teams with RSA to Bring a Two-Factor User Authentication to Enterprise Internet Telephony
Published 02/14/2008

TelcoBridges Awarded 'Best of Show' Honors at Internet Telephony Conference & Expo
Published 02/8/2008

New Service from 800PBX Bridges Internet and Telephony Free of Cost through 800 Number
Published 02/5/2008

Shadow Technology Announces Support for Avaya and Generic SIP for Call-Shadow, Call Recording Software
Published 01/31/2008

VoIP News

Wednesday Round-Up: Cisco Updates, Trouble at VoIP Inc., Manifone
February 13th, 2008 by S. Caron

Reeling in the Social Networks
February 13th, 2008 by S. Caron

Hello, Big Brother
February 13th, 2008 by S. Caron

VoIP Softphone Solution Suite Wins Award
February 12th, 2008 by S. Caron

VoIP Sues
February 12th, 2008 by S. Caron

The link between VoIP and CRM
February 12th, 2008 by Owen

New VoIP Service in Connecticut
February 12th, 2008 by S. Caron

Conferencing News

Thursday, January 3, 2008

News : 171 VoIP services worldwide shut down in 2007

12/12/2007

2007 has been a devastating year for many hopefull VoIP services. In a follow up of our market research carried out 12 months ago in 2006 (85 VoIP services shut down), this year saw a substantial escalation of retail VoIP services shutting down resulting in the death of 171 VoIP providers in the period November 2006 to October 2007.

The exponential growth of the VoIP industry in the past 3-4 years is now leading to an exponential growth in fatalities within the industry. The barriers of entry are very low and any tech savvy internet user can get a "VoIP business" up and running within a few days as a reseller. Although many of these now bankrupt VoIP services may have been fly by nights some of the biggest players in the industry were forced to shut their doors in 2007. The largest VoIP service (with over 200000 users) to shut down overnight was the second largest provider in the USA - www.sunrocket.com. The capital loss for each user individually is relatiively low, however the inconvinience and hassles of loosing one's telephone is exceptionally aggrevating, especially for small businesses.

Within the same time frame around 150-200 new VoIP services launched around the world bringing the total to over 1100 VoIP services worldwide offering cheaper calls to retail customers.

International call rates are at an all time low and will drop even further. Without a clever business and especially an on- and offline marketing and sales plan and without a key differentiator many of these startups will disappear again within the next 12-24 months.

It will be difficult to create a second Skype service, however nobody seems to be developing a VoIP application for Facebook. With Facebook's 40 - 50 million users this could be a worthwhile excercise - food for thought!

For all those interested in the list of "dead" VoIP services - see below or refer to the following page for the 2005 - 2007 VoIP Graveyard.


Domain
Country
www.degrifcall.com
Algeria
www.contenidosonline.com.ar
Argentina
www.iponline.com.ar
Argentina
www.iponlinephone.com
Argentina
www.sistemasyenlaces.com.ar
Argentina
www.netcall.am
Armenia
www.spantalk.com.au
Australia
www.callgate.com.au
Australia
www.fonebox.com.au
Australia
www.kangatalk.com
Australia
www.talkfan.com
Australia
www.vtalkvoip.com.au
Australia
www.ipphone.at
Austria
www.alveetel.com
Bangladesh
www.enetbd.net
Bangladesh
www.nextwavetel.net
Bangladesh
www.teleland.be
Belgium
www.belphin.com
Belgium
www.okscm.com.br
Brazil
www.voipitelefonia.com.br
Brazil
www.phonelowcost.com
Brazil
www.voipitelefonia.com.br
Brazil
www.virttel.com
Canada
www.allo.com
Canada
www.talafone.com
Canada
www.broadtel.ca
Canada
www.evolvetoday.ca
Canada
www.voctel.com
Canada
www.airstarcommunications.com
Canada
www.dialzone.net
Canada
www.friendlytelecom.com
Canada
www.massivetel.com
Canada
www.mxwv.com
Canada
www.czech-talkpro.cz
Czech Republic
wwwold.softphone.cz
Czech Republic
www.altistel.com
Czech Republic
www.avatel.dk
Denmark
www.tulipm.dk
Denmark
www.worldcall.dk
Denmark
www.teleout.dk
Denmark
www.speednetwork.ec
Ecuador
www.ip2phone.com
Ecuador
www.myvox.fr
France
www.advancecall.de
Germany
www.visavi-phone.de
Germany
www.flyfone.de
Germany
www.betamax.de
Germany
www.cocosys.de
Germany
www.evisionteam.de
Germany
www.monduno.de
Germany
www.mv2.de
Germany
www.planet-hosting.de
Germany
www.voip-phones.de
Germany
www.wodatel.com
Germany
www.clearkall.com
India
www.voiceireland.ie
Ireland
www.ngtlecom.ie
Ireland
www.vipnetphone.com
Italy
www.savetoll.com
Jordan
www.helloservices.com
Kuwait
www.parlino.com
Luxembourg
www.call2sip.com
Malaysia
www.linkvoice.net
Mexico
www.internetphoneconnect.net
Netherlands
www.veezcom.nl
Netherlands
www.yourcall.co.nz
New Zealand
www.phonet.co.nz
New Zealand
www.trunkcall.com
Pakistan
www.internetinair.com
Pakistan
www.pronobis.info
Peru
voip.polandstore.com
Poland
www.votecom.ro
Romania
www.etherealtalk.com
Russia
www.albavoip.com
Serbia
www.ubifone.com
Singapore
www.net4talk.com
Singapore
www.madaphone.sk
Slowak Republic
www.zero27.net
South Africa
www.embizo.co.za
South Africa
www.voipe.es
Spain
www.wi-call.com
Spain
www.tcat-telefonia.com
Spain
www.dynamic-net.ch
Switzerland
www.phonetophones.com
Switzerland
www.callclubtt.com
Trinidad and Tobago
www.rocktel.com.tr
Turkey
www.net4phonecalls.com
UAE
www.call2phone.com
UK
www.astartelecom.com
UK
www.glophone.co.uk
UK
www.ifband.co.uk
UK
www.intervivo.net
Uk
www.quazzle.co.uk
UK
www.bactel.com
UK
www.eco-phone.co.uk
UK
www.fodatel.com
UK
www.foneonline.com
UK
www.gemtelecom.net
UK
www.interchangeconnexions.com
UK
www.lincall.com
UK
www.manchestervoip.com
UK
www.photontelecoms.com
UK
www.ipcom.com
Unknown
www.newskyvoip.com
Unknown
www.dialanet.com
Unknown
www.great2call.com
Unknown
www.galaxietalk.com
USA
www.megatechservices.com
USA
www.elegance-com.net
USA
www.taquinetworks.com
USA
www.uspconnect.com
USA
www.fabrosphone.com
USA
www.eastfone.com
USA
www.fivestartel.com
USA
www.earthshinetel.com
USA
www.voipxp.com
USA
www.tomatovine.com
USA
www.sunrocket.com
USA
www.dingotel.com
USA
www.stanaphone.com
USA
www.fonixtelecom.com
USA
www.technicallusa.com
USA
www.advantagevoice.net
USA
www.dialdigit.com
USA
www.von2fone.com
USA
www.ekring.com
USA
www.glophone.com
USA
www.grouphone.biz
USA
www.ifreedomcom.com
USA
www.kazil.com
USA
www.linefire.com
USA
www.neovoz.com
USA
www.netzerovoice.com
USA
www.nexboom.com
USA
voip.ryantechinc.com
USA
www.sonicdigitalvoice.com
USA
www.talkdaddy.com
USA
www.globaltel.com
USA
www.telepacket.com
USA
www.terracall.com
USA
www.totalcallip.com
USA
www.triangulus.com
USA
www.veraphone.com
USA
www.voiponwireless.com
USA
www.zivva.com
USA
www.stalliondata.net
USA
www.aa-link.com
USA
www.accxxvoip.com
USA
www.actica.net
USA
www.alpha-serv.com
USA
www.asylumtel.com
USA
www.avalanchecomm.com
USA
www.avopdirect.com
USA
www.binasec.com
USA
www.bizimtel.com
USA
www.broadbandvoiceusa.com
USA
www.cntechnologies.com
USA
www.crystalvoicelive.com
USA
www.globaltalknetwork.net
USA
www.globalgatewaycom.com
USA
www.goiax.com
USA
www.infotel-us.com
USA
www.jadetelecom.com
USA
www.majosa.net
USA
www.vocalring.com
USA
www.voipescrow.net
USA
www.voipone.net
USA
www.voipplus.net
USA
www.voyz.net
USA
www.zentality.com
USA
www.blueskyphone.com
USA

source : http://www.myvoipprovider.com/option,com_myblog/show,171-voip-services-worldwide-shut-down-in-2007.html/Itemid,130/

What is VOIP(Voice Over Internet Protocol)?

Voice over Internet Protocol (VoIP) is a protocol optimized for the transmission of voice through the Internet or other packet switched networks. VoIP is often used abstractly to refer to the actual transmission of voice (rather than the protocol implementing it). VoIP is also known as IP Telephony, Internet telephony, Broadband telephony, Broadband Phone and Voice over Broadband. "VoIP" is pronounced voyp.

Companies providing VoIP service are commonly referred to as providers, and protocols which are used to carry voice signals over the IP network are commonly referred to as Voice over IP or VoIP protocols. They may be viewed as commercial realizations of the experimental Network Voice Protocol (1973) invented for the ARPANET providers. Some cost savings are due to utilizing a single network to carry voice and data, especially where users have existing underutilised network capacity that can carry VoIP at no additional cost. VoIP to VoIP phone calls are sometimes free, while VoIP to public switched telephone networks, PSTN, may have a cost that is borne by the VoIP user.

Voice over IP protocols carry telephony signals as digital audio, typically reduced in data rate using speech data compression techniques, encapsulated in a data packet stream over IP.

There are two types of PSTN to VoIP services: Direct Inward Dialing (DID) and access numbers. DID will connect the caller directly to the VoIP user while access numbers require the caller to input the extension number of the VoIP user.

read more....source : http://en.wikipedia.org/wiki/Voice_over_IP

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