Network, Networking Technology, Data Communication Terms, Glossary and Dictionary

DNIS: Dialed Number Identification Service

Dialed Number Identification Service(DNIS) is the feature of trunk lines where the called number is identified; this called number information is used to route the call to the appropriate service. DNIS is a service used with toll-free dedicated services whereby calls placed to specific toll-free numbers are routed to the appropriate area within a company to be answered.

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DNIS: Dialed Number Identification Service