What is VoIP?
One of the latest innovations in provisioning interface at any (SIP), and providing a
the telecommunications industry time to access call history full array of call routing
is Voice Over Internet Protocol (CDRs), payment information capabilities as well as a
solution to the NAT
technology (VoIP) technology (credit card info), language
traversal problem (only
which allows users to make options, and many other required by clients using
voice calls over IP networks features. PC phone software and/
such as the Internet instead of a or when sending calls to
traditional phone line. Some The core elements of a VoIP- a SIP carrier).
VoIP services only work over based calling card solution
So, there you have it, now you
your computer i.e. Skype, but include:
know how VoIP services work.
some companies like Kasamore
For more information about VoIP
offer services that also works on • A VoIP Gateway, this
you can visit the Federal
a traditional phone line, and functions as an interface
for the originated call Communications Commission
mobile phone.
from the PSTN (caller’s (FCC) website, or try out the
phone) to the IP network services of Kasamore by visiting
So how exactly is a phone call (Internet), and includes their website,
processed for companies like an IVR (Interactive Voice www.kasamore.com.
Kasamore? First, the caller dials Response) server that
in, using an access number. provides voice prompts
The VoIP gateway, assisted by describing the account
balance and
the Interactive Voice Response
minutes available
(IVR) server, then prompts the for the call.
caller to enter his/her account • Billing
ID (PIN) or no pin if its pinless software, a real-
dialing. Once the previous step time billing and
is completed, the system customer care
platform that
authenticates the caller,
keeps track of
prompts the VoIP gateway to calls and
announce the account balance corresponding
to him/her, and signals him/her charges;
to dial the destination number. redundant system
After the destination number architecture (dual
database) is
has been entered, the system
already
calculates the maximum call incorporated in
duration, and plays it back to the basic version.
the caller via the gateway’s IVR. • Call Control
Once the call is completed, it is software, a call
charged to the caller’s account control software
package based on
balance. The calling card user
the Session
may log in to the account self- Initiation Protocol