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.
Naytel LTD
We believes that VoIP technology is the heart of every successful business Naytel Telecom helps VoIP Businesses to grow up by extending their footprint by using Terminium networks & connections in the Middle-East region.
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