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  • VOSS Dial Plan Management

    Learn how VOSS manages the enterprise-wide dial plans for organizations, to simplify day-to-day administration, and upgrade projects.

     

    A dial plan is a type of numbering scheme used in telecommunications to allocate telephone numbers to subscribers and to route telephone calls in a telephone network. A dial plan establishes the expected number and pattern of digits for the telephone numbers. This includes country codes, access codes, area codes, emergency codes, internal dialling codes and all combinations of digits dialed. For instance, the North American public switched telephone network (PSTN) uses a 10-digit dial plan that includes a 3-digit area code and a 7-digit telephone number.

    A dial plan is also very complex, as it includes call flow rules, and holds details on external systems and applications that integrate into it.

    Most organizations set rules for their internal and external calls. They want short-code dialing between employees (e.g. 4-digit dialing, rather than the 10-digit norm), and they want to route certain calls to central SIP gateways, or keep certain calls "on-network", rather than going to the PSTN (in order to save carrier charges). They also may wish to bar access to certain number ranges or calling privileges, dependent on staff roles.

    Dial plan design is one area that causes the largest amount of headaches when configuring an enterprise telephony network. Most companies must decide on their dial plan design based on the following issues ...

    VOSS Dial Plan Management