Plenty of business companies use free Asterisk software and place it on their server, thus creating a cut-rate IP-PBX. They use manuals provided on setting up the extensions, and occasionally there are lots of discrepancies. Finding out how to install a dial plan or call flow, the set of regulations detailing how the switch deals with inbound and outbound calls is very difficult.
VenIP - it''''s an international brand Vensys Sp. z oo, which combines the experience and practice of the best specialists in Eastern Europe in the field of VoIP.