PABX system automates the switching work necessary to hook up the calls between extensions by means of IVRs. Just about every PABX machine connected to the Trade has another extension variety, including Laptop or computer modems, desk phones, and fax devices. The Yeastar IP phone systems in Dubai can provide https://zed-training-consultant-i07272.bluxeblog.com/64664103/wiznet-pabx-systems-fundamentals-explained