The GSM 900 MHz frequency band was referred to as the "D-Netz and Telekom named its service D1 ; the private consortium awarded the second license (now Vodafone Germany ) chose the name.
"Deutsche Telekom Can Sell T-Mobile Before Share Lock-Up Ends".
Operates a public mobile communications network on the GSM standard in the 9 MHz bands and is also authorized to operate a umts network.
Citation needed On July 5, 2005 Deutsche Telekom transformed its structure and adopted a regional setup (Germany, Europe, USA).
Booz Allen Hamilton Inc.