Summary:What is VoIP?  Is it useful, or inexpensive? The answer is that VoIP is Voice over Internet Protocol. Voice over the Internet allows connections all over the world. It is one way to have a free pc to phone international call. Keywords:free pc to phone international call, pc to phone Article Body:What is VoIP?  Is it useful, or inexpensive? The answer is that VoIP is...

Summary:Why compact discs get damaged. Compact discs are all plastic. Compact discs are even not sensitive to magnetic fields as in case floppy disks, which never used to retain data when even a slight magnetic field is crossed with floppies. Then what is the reason why CDs get corrupted? Keywords:VOIP Singapore, Voice over Internet protocol,IP PA System, Systems Integration, Computer...

Summary:Just when you thought using your PC couldn't possibly get any more complicated, along comes SIP (Session Initiation Protocol) with VoIP (Voice-Over Internet Protocol) technology. VoIP is well on its way to becoming the "next big thing" as it allows you to make telephone calls using the Internet for a fraction of the cost of regular phone usage. Don't think that's making the major...

Summary:SIP or Session Initiated Protocol is one of the most popular methods of Internet Telephony today. Keywords:free pc to phone international call, unlimited pc to phone call Article Body:SIP or Session Initiated Protocol is one of the most popular methods of Internet Telephony today. Wikipedia defines SIP as “an application-layer control (signaling) protocol for creating, modifying,...