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You can delete DNIS information for a toll-free number using Control Center.
You can create DNIS information for a toll-free number using Control Center. DNIS lets you create a label to know which phone number your customer dialed to reach you. It's useful when you have multiple toll-free numbers.
Using Control Center, you can submit configuration change requests for DNS changes, such as adding/removing/changing domains or zone records for both forward and reverse DNS, as well as requesting reverse delegation.
You can update the dialed number identification service (DNIS) using Control Center. This feature is helpful if you have multiple toll-free numbers.