8x8 Contact Center agents require Public Switched Telephone Network (PSTN) telephone connections that:
Is directly accessed by dialing a Direct Inward Dialing (DID) phone number.
Does not prompt or otherwise require a caller to dial a separate extension number.
8x8 Contact Center supports the following types of PSTN equipment:
A telephone connected to a conventional telephone wire (landline)
A cell phone
A direct-access IP phone