ADSLADSL2+, 3G4G and Broadband Router,Triple-WAN ports for ADSL, cable modem and 3G which can be used simultaneously,IPv4 and IPv6 Dual-Stack,Switchable Dual-Band WiFi ('n-Plus' models). User Password Access Control, Twin VoIP ports with PSTN passthrough (Vigor2830Vn). Globalview Web Filtering (Subject to subscription).