Fierce Network Broadband Nation Expo Broadband Nation Fierce Technology Events Advertise About Us Broadband Cloud Wireless Resources Fierce Events Podcasts Surveys Webinar Whitepaper Broadband Nation Learning Center Events Subscribe Broadband Cloud Wireless Resources Fierce Events Podcasts Surveys Webinar Whitepaper Broadband Nation Learning Center Events Subscribe Fierce Network Broadband Nation Expo Broadband Nation Fierce Technology Events Advertise About Us Wireless T-Mobile demos dual-mode phone service in Germany Mar 13, 2006 7:01pm T-Mobile has announced a new dual-mode WiFi/GSM service for Germany dubbed T-One. T-One will use Nokia's SIP-compatible N80 and E60 devices. Release