The service allows you making a personal
greeting at the VoIP system. It is also possible to set different greetings
depending on which department the calls will come in.
“Extension” - is the extension of the telephone line (PBX) or the Centrex system. It works as an association and allows calling to certain telephone sets without the necessity of dialing the telephone number, but only by dialing a short combination of digits, reaching the desired subscriber.