VoIP and Voicemail
The origins of voicemail lie in the answering machines of the olden days. As it is implemented in the PSTN system today by the telecom carriers, it is merely a digital extension of the same. There are really no new features, and the interface is clunky. Often you need to go through the messages one [...]

VoIP – Implementing Voicemail

whatissip.com
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Android VoIP users can now check out siponandroid.com for updates on SIP calling on the Android OS. We’ll post full updates there about the new Gingerbread release. Stay tuned!

siponandroid launched!

siponmobile.com
Pay as you go or Fixed Fees?
Those who are used to the traditional PSTN phone system especially when it comes to mobile devices are acquainted with the fixed payment system used by telecom companies. You pay a single periodic fee for certain number of minutes and SMS messages every month. In a way, this provides peace of mind since the customer [...]

Pay-As-You-Go Versus Unlimited Plans

siponandroid.com

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