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The Inbox of Gmail account looks like this:
Inbox of Gmail
Video Conferencing
You use telephones and mobiles to talk to your friends and relatives. With the advancement in
technology, you can now see the person with whom you are talking. This technique of watching
the person while talking to him is called video conferencing. In video conferencing, there can
be two or more persons at different locations simultaneously talking to each other by both audio
as well as video. For video conferencing, you should be connected to Internet. In addition, you
need to have a webcam and a microphone connected to your computer/laptop.
Video conferencing is very useful. Representatives of companies located at different places can
get in touch with each other face to face by using video conferencing. It has promoted e-learning
as knowledge of teachers and lecturers living in cities can be brought to remote areas. In Medical
field, the surgeons can guide surgeries happening in different locations of the world from their
own hospital. Most of the online chat service providers give facility of video conference. There
are software also available which allow you to do video conferencing. Some popular software are
iCall, TrueConf, Meetings.io, etc.
Voice-over-Internet Protocol (VoIP)
Voice-over-Internet Protocol (VoIP) is a technology which gives calling facility over the Internet.
It is basically used for voice communications.
VoIP is an Internet based telephone service which is also used to transfer voice, fax, SMS and
voice messaging. VoIP is available on smart Clickipedia
phones, personal computers, laptops and
other hardware devices that can access The first VoIP service was developed in 1973
Internet. by Danny Cohen. He named this service as
The use of VoIP has many advantages like: Network Voice Protocol (NVP). The commercial
Low cost of operations. use of VoIP started as late as 2004.
Less communication and infrastructure cost.
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