VoIP Technology

VoIP has entered the world at a very fast pace. Today there are many opportunities through paid and free VOIP. to ensure seamless operation VOIP communication between users is just steps from the click of a button. It leverages existing IT infrastructure to connect to the Internet. In other words, if you have a broadband connection, you are ready to explore free of charge by VoIP applications. Or you can add your friends, family and colleagues on the platform audio-visual chat. All this comes at any price! Therefore, there are considerable savings for the end user.

Software such as Skype, GTalk and Yahoo allow cats free audio-visual and conference use VOIP. You can with each other on the street, interacting without much of the infrastructure. And the best part is that when they are on an unlimited broadband plan, it does not really matter how long they can interact with people. And even if you control a plane data where you can not download more than one band, then the VoIP Billing is calculated based on socket MB per minute in contrast to PSTN. All this only leads to the enormous saving potential of VoIP technology allows users worldwide. [Read more...]

travel in the age of VoIP as a data and voice packets on the way Cyber Similarly, it is natural that many security concerns rise. With more information to be intercepted, corrupted or can be accessed illegally, the pirates are more deadly than ever to be used for pleasure or personal enrichment.

Those who should manage VoIP services with systems to ensure that many weaknesses are addressed to minimize the threats and mitigate the potential impact on flows of data and voice communications, it should attack. For VoIP, the two factors that must be examined in detail:

Encryption

can be easily intercepted and viewed by persons other than the addressee of packet sniffers and packet capture techniques to other than calls, it is necessary to send packets and voice signals the end of the encrypt and decrypt it only when required by the intended recipient.

The packages can include IP-level encrypted so that it incomprehensible to anyone who is the VoIP traffic with IPSec encryption algorithms and protocols, security begins. Encryption is also at the application level with VoIPSec (VoIP by using IPSec) that attacks be done to prevent man-in-the-middle, packet sniffing and analysis of voice traffic. Fortunately, the obstacles by using IPSec or VoIPSec as crypto engine, which slowly degrades the Quality of Service (QoS) can now by new developments, such as VoIP crypto-aware scheduler that bottlenecks are overcome encryption relieved. [Read more...]

Although VoIP is now stable and reliable technology for personal communications and business is considered, there are still a few kinks here and there. Like all new technologies and develop, there are still pitfalls that can be converted to VoIP to have a couple of times. Ranging from minor inconveniences such as compatibility problems for large and misdirected calls, users of VoIP sometimes with problems as well, if not more disturbing than the problems with a telephone system connected Deal Legacy regularly.

Problems in providing

Even before the Internet telephony, a user must check the speed and bandwidth of broadband connection in progress to see if they carry the additional burden of VoIP. Typical business concern, in particular, that the overhead of the calls (increase data transmission) can adversely affect operations in the long run. Add bandwidth and speed, should be guaranteed to be sufficient for most companies.

But for companies with many calling requirements such as tele-marketing company, a more detailed analysis of the traffic volume is called the application of advanced technologies, the maximum simultaneous calls and other information required. You may be required by the service provider so it anticipate and requires the provision and / or recommend the bandwidth and speed for a certain time.

PSTN number portability [Read more...]