The system of Classes of Service (COS) helps defining rights for one or another extension in the PBX or Centrex systems. For example, few groups require more space for storing voice messages, while other need the redirection of calls to cell phones, the third does not have to make calls outside of the office network. With the help of this system one can change and configure settings.
Headquartered in Port Harcourt, Rivers State, Altokom Ltd is a communications company dedicated to connecting people all over the world through every medium possible. We have aligned ourselves with established world class communication service providers t
Read more