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Title: The Price Is Right For Challenger Mobile's Phone Platform: Free Post by: Sarah on November 02, 2007, 11:47:49 PM The Price Is Right For Challenger Mobile's Phone Platform: Free
The company's upcoming service in the U.K. will let GSM mobile phone users make free calls to any SIP-enabled user. http://www.informationweek.com/management/showArticle.jhtml?articleID=202801699&cid=RSSfeed_TechWeb |