The ONE 200 provides advanced voice and IP services for small to medium-size businesses. The device is available with digital and analog telephony interfaces for connectivity using Circuit Emulation Service (CES), VoDSL (VMOA, VTOA) or VoIP. In addition to voice service, the device features powerful router functions including Quality of Service (QoS) and secure access control. The device leverages the capabilities of the operating system to provide a consistent configuration interface and management facilities that are common to the ONE range of products.

Flexibility in hardware design enables use of high-quality IP and voice services over a variety of access technologies including G.SHDSL (2/4 wire), ADSL, E1/T1, Ethernet and Leased Line. The ISDN interface can be used either for backup or access or remote diagnostics.