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VoIP : The Future of the Telecommunication.

 

 

In this era of the Inter­net all of us are con­nected to each other through the www. Inter­net is the biggest achieve­ment of this mil­len­nium. All of us requires to com­mu­ni­cates with oth­ers. There are many ways we can com­mu­ni­cate. In start­ing of the human evo­lu­tion we used to talk by the sign and emo­tions. After some time we enhanced our­selfs and started talk­ing to each other. And that enhance­ment is still ongo­ing. Grahm Bell dis­cov­ered the tele­phone in 1862, and it was the biggest step towards the enhance­ment of the com­mu­ni­ca­tion ser­vices. In mid 1970’s mobile phone was started as and exper­i­ment in Motorola cor­po­ra­tion. And the cur­rent sce­nario is that we can not imag­ine the life with­out mobile phone. And the lat­est step toward the com­mu­ni­ca­tion enhance­ment is VoIP. In 1970 the VoIP was dis­cov­ered, in 1996 it was used for the first time. The full form of VoIP is Voice Over Inter­net Pro­to­col. VoIP facil­i­tates the users to make their phone calls any where through the Inter­net ser­vice provider. It is a cheap and best way of com­mu­ni­ca­tion. In VoIP the Inter­net car­ries the voice sig­nals as the dig­i­tal voice pack­ets which are com­pressed to small pack­ets of data using tech­niques for data com­pres­sion. In the nor­mal sys­tem of mobile phone com­mu­ni­ca­tion when we make a tele­phone call the call is routed to the Base Sta­tion Con­troler (BSC) and then it is routed to the Main Sta­tion con­troler (MSC) and then the MSC sends a broad­cast to the net­work to find the loca­tion of the dialed no. Once it finds the loca­tion area of the dialed no then it routes the call to that areas BSC. In case of VoIP the user calls through a IP based device or a VoIP ser­vice provider and then user is con­nected to the dialed no through two tech­niques PSTN to VoIP and other is Direct Inward Dial­ing (DID). The most com­mon is DID as it con­nects directly to the requested user.The VoIP is totally depen­dent on the IT Infra­struc­ture i.e servers, routers, IP Phones. Now a days many VoIP ser­vice provider sites are also avial­able, One of them are Skype. Today we can make the voice calls through the mas­sen­gers using the VoIP ser­vice for free.Voice trav­els over the inter­net using the Inter­net Pro­to­col in almost the same man­ner as data does in pack­ets. So when we talk over an IP net­work the con­ver­sa­tion is bro­ken up into small packets.


The Voice trav­els over the inter­net in almost the same man­ner as data does in pack­ets. So when you talk over an IP net­work your con­ver­sa­tion is bro­ken up into small pack­ets. The VoIP had made a huge change the Com­mu­ni­ca­tion facil­i­ties. It had reduces the call rates and it had helped the Orga­ni­za­tions to cut down their Phone bills and the best part of the story is that it had enhanced the qual­ity of service.