Microsoft Mediaroom may well have landed another winning strategy, one which it is showing off now in Hungary, building on its first digital cable installation in China at the Guangzhou Digital Media Group back in 2009. Microsoft, with Cisco’s help, plans to convert the 403,000 homes which Deutsche Telekom subsidiary Magyar Telecom, has as cable TV subscribers into IPTV subs. Guangzhou Digital was the first operation to use IPTV over cable with Mediaroom software, and also was the first operation to use Microsoft’s Anytime servers ‘ for nPVR and VoD combined, pushing them out to 2.5 million potential customers over a three year period. But our understanding is that this was only VoD server delivered content and not real time…