Deutsche Telekom is investing in the internet telephone company Jajah, joining the rush of major telecoms groups to back the technology.http://news.bbc.co.uk/2/hi/business/6699711.stm
http://www.informationweek.com/story/showArticle.jhtml?articleID=199702984
http://news.digitaltrends.com/news/story/13121/voip_gets_a_20_million_boost
Deutsche Telekom backs VoIP firm
Deutsche Telekom is investing in the internet telephone company Jajah, joining the rush of major telecoms groups to back the technology.