VoIP Technology: The Most Popular Questions And Answers by Milad Mir
VoIP Technology: The Most Popular Questions And Answers by Milad Mir
VoIP Technology: the most famous questions and answers
Introduction
The technology of voice transmission on IP-network (Voice over IP, VoIP) is interesting for most. But what else, because virtually every need inexpensive or perhaps completely free calls around the world. Like any new technology, for VoIP there's a lot of questions. For many it remains a "white spot". In this article we are going to explain what's VoIP and answer probably the most frequently asked questions.
What is VoIP?
Speaking in simple language, VoIP - a technology which allows voice to negotiate via the Internet. Use VoIP to cover less for Your international calls. For example, a well-known system of Skype, offers calls everywhere in the world holiday to a in the average expense of just 2 cents each and every minute. Or many VoIP providers offer unlimited VoIP calling intends to US and Canada.
What may be the difference between Device to phone from PC to Phone service?
In the truth of device to phone You uses a VoIP telephone or even a special adapter, attached to the Internet, but inside the case of PC to phone, a unique computer program running with a PC or laptop, so, to produce calls You need a computer and Internet access.
You can mak Unlimited free calls to India (PC to PC) using Skype.
Is it possible to make use of the equipment of your VoIP provider to do business with others?
Most sometimes it is impossible. Most VoIP-providers from around the globe, like Vonage, AT & T CallVantage and Verizon Voicewing, blocking equipment to use only in their own network. Some providers offer to lease their equipment.
Instead of VoIP, running on the PC, for example Skype and Yahoo Messenger, don't require any special hardware. Anyone can use numerous VoIP services derived from one of computer.
What would be the VoIP requirements?
For any VoIP needs a broadband connection to the Internet (Land line, ADSL, etc.), and the faster could be the channel, the greater voice quality. Note that for starters user to get in touch at speeds of 256 kbit/s for incoming flow, and 128 kbit/s for outgoing will be sufficient. If multiple users, the channel will expand.
Hardware Requirements usually are not so rigid, enough almost any PC purchased inside the last a couple of years (or even older). Of course, certain requirements may vary for different providers. Naturally, you need a sound input device (microphone) and output (headphones).
Traffic figures
Many VoIP providers are using the codec G.711 having a sampling of 20 milliseconds, while establishing a stream of 64 kbps. Here adds headers IP, as well as the flow increases up to 71.6 kbps. If you connect to the Internet utilizes a technology Frame-Relay DSL (or cable modem), the flow increases approximately 81.6 kbit / s, and when the ATM DSL (a trendy option), the flow increases to 106 kbps. Note that this flow is within each direction, to be able to hear and also to speak (that is certainly outgoing and the incoming stream to the Internet connection).
Milad Mir spent some time working in communications sector for more than 4 years. He may be the person behind az-voipproviders.com A website to compare VoIP Providers along with a list of Voice over IP Providers.
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