PABX stands for personal automated branch exchange. It’s A non-public phone network employed inside of an organization to allow interior communication and relationship to the public switched telephone network (PSTN). A VoIP system is much less intricate as it transfers analog voice data over the web. It only desires an https://whatdoidoifsomeoneisblack53062.articlesblogger.com/55235330/pabx-system-dubai-an-overview