Just before PABX came together, corporations needed to use human operators to connect phone calls by hand. This method was time-consuming and lacked effectiveness. PABX systems designed this complete approach computerized. Importantly for your enterprise’s base line, this sort of automation also usually means you’re not paying out switchboard employees. https://elliottxtfwf.nizarblog.com/35821214/the-basic-principles-of-pabx-system