Are you an IT company dabbling in VoIP?
It takes years of hands on experience to understand telephony. Voice on a computer network must be treated with a different set of rules. It takes many years of experience and comprehensive technical training to successfully sell, deploy and support VoIP.
You wouldn’t ask your plumber for his opinion on a broken leg, would you?
You see software, Desktops, routers and servers are the domain of the IT professional, and an IP Telephony system simply shares the network and cabling.