NETGEAR Nighthawk AC1900 VDSL/ADSL Modem Router Certified with CenturyLink - Non-bonded, DSL Internet Only (D7000) *IMPORTANT* DSL Internet Only. Compatible with CenturyLink (excluding VDSL), AT&T (excluding U-verse), Verizon (excluding FiOS), Frontier (excluding Fiber), and more. Call provider if not listed here *IMPORTANT* Does not work with bonded VDSL. Not compatible with Comcast Xfinity, Charter, Time Warner, Cox Cable Modem + WiFi Router. Denial-of-service (DoS) attack prevention Supports OpenVPN mobile client (iOS and Android) app for easy secure remote access to your home network.System requirements - Microsoft Windows 7, 8, 8.1, Vista, XP, 2000, Mac OS, UNIX, or Linux. Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher High-powered amplifiers & antennas to extend your Wi-Fi coverage. Nighthawk supports ADSL/ADSL2/ADSL2+ and VDSL/VDSL2. Using Amazon Alexa, control your home network with voice commands.