The Cisco DPA 7630 Voice Mail Gateway allows voice mail equipment to connect to a Cisco IP telephony solution network. The Cisco DPA 7630 supports a number of traditional voice mail systems, such as Avaya G3V3, Octel 200 and 300, and Octel Serenade systems. Frontier offers used and refurbished Cisco DPA 7630 Voice Mail Gateways. Call Frontier today or request a quote. 866-226-6344