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Voice Over Internet Protocol (VOIP) Traditional Telephone System VS VOIP How (VOIP) Works VOIP Growing Statistics VOIP Advantages for Households VOIP Advantages for Business Community VOIP Disadvantages Opportunities for VOIP References

Voice over Internet Protocol (VoIP) A technology.

Used for voice transmission. Through Internet Protocol (IP)

In real time .

Traditional Telephone System vs VoIP

Voice over Inrernet Protocol (VoIP)

How (VoIP) works Telephone transporters

Digitize the signals between exchanges Over the Internet in packets

In real time .

Voice over Internet Protocol (VoIP)

VoIP Growing Statistics

In US, VoIP market Share increased From 10% to 26%In two years timeframe

Another 23 % fall is expected in next 5 years Same trend in European market too

By 2020, VoIP will forfeit big market share of telecom industry

A technology.

Used for voice transmission. Through Internet Protocol (IP)

In real time .

VoIP Advantages for households

Practical alternate for the traditional system

Easy interconnectivity with old system

Service Mobility & Phone portability

Cost effective International calls are more cheaper Calls among VoIP consumers are free

VoIP Advantages for Business community

Offers all services given by traditional system

Offers business recovery and disaster recovery

Flexibility with compare to traditional system

No special system is required for installation

Provides multimedia features Click to callVideo calling and video conferencing

DISADVANTAGES

Line of sight: transmitters and receivers must be almost directly aligned (i.e. able to see each other) to communicate.

Blocked by common materials: people, walls, plants, etc. can block transmission.

A technology.

Used for voice transmission. Through Internet Protocol (IP)

In real time .

VoIP dependent on technological devices

Wall power is mandatory for running VoIP

Quality of call sometimes not effective

Emergency calls are challenge in VoIP

VoIP dependent on individual PC’s varying specifications

VoIP Disadvantages

Opportunities for VoIP

New series of options in business communication

Allow flexibility to supervisor for contacting employees in remote areas

Assist in facilitate multi player gaming technology

Add telephony functions to IPTV

Instant Messaging (IM) applications

REFRENCES

• http://computer.howstuffworks.com/ip-telephony5.htm

• http://www.tripos.com.au/newsletters/newsletter_March05.html

• http://sipnology.com/company/20-voip-growing-statistics

• http://www.channelpartnersonline.com/news/2012/10/the-death-of-traditional-telephony-not-so-fast-but-voip-is-costing-operators.aspx

• http://www.joehallock.com/edu/pdfs/Hallock_J_VoIP_Future.pdf

• http://www.tmcnet.com/voip/1004/featureverisign.htm