As we talked about, the “A” in PABX means “automatic”, and this was where the two systems once diverged. Ring Groups: Team many extension figures into a person. It permits a number of phones to ring at the same time or inside of a sequence. PABX systems have evolved enormously https://zandermxwew.shoutmyblog.com/34739590/not-known-facts-about-pabx-systems-dubai