The telephone providers that exist give a wide range of services and price lists for calls to mobiles, local, national and to destinations abroad.
The analysis of the real needs of a company for the cost of telecommunications is necessary for the following reasons:
- cost reduction
- easier to use
- avoid complexity
- automatic call routing
The result of the above process is the call plan which has the following characteristics:
- it is dynamic using multiple providers
- accepts all popular communication methods (PSTN, ISDN, SIP, etc.)
- it is easy to check if the script that was specified is implemented faithfully