The India - Australia - Sri Lanka tri-series starts after India vs Australia test and t20 matches. Most TV channels broadcasting the test series also broadcast the tri-series live. As, the matches are ODI matches, Doordarshan will also broadcast Indian matches live along with ESPNStar.
Here are TV channels showing India vs Australia vs Sri Lanka tri-series 2012 live:
Australia : Channel 9 will broadcast the series live. Fox Sports comes with highlights.
Canada : Asian Television Network (ATN) broadcasts the matches in CBN. You can subscribe via Bell Fibe, Rogers Cable, SHaw, Telus and Bell Tv.
Caribbean : Sportsmax
India : ESPNStar will broadcast India vs Australia series live in India and neighbouring countries in Star Cricket. Viewers also can enjoy the HD video on Star Cricket HD. Doordarshan will also broadcast the Indian ODI matches live.
Middle East : Prime Sports
Nepal : Star Cricket
New Zealand : SkySports
Pakistan : Geo Super
South Africa and other African countries : Super Sport and Super Sport HD
Singapore : Singtel / Mio tv
UK : Sky Sports
USA : Willow Cricket