See CENTREX, IP CENTREX and hosted VoIP.
"virtual PBX." YourDictionary, n.d. Web. 19 January 2019. <https://www.yourdictionary.com/virtual-pbx>.
virtual PBX. (n.d.). Retrieved January 19th, 2019, from https://www.yourdictionary.com/virtual-pbx
Yes, I'd like to receive Word of the Day emails from YourDictionary.com
By continuing, you agree to our
Please set a username for yourself.
People will see it as Author Name with your public flash cards.