TVNSports, one of the best quality service for viewing cricket is offering India vs. Sri Lanka remaining TEST matches for FREE. So, you can watch the third Test match.
3rd Test: India v Sri Lanka at Mumbai (BS)
Dec 2-6 (09:30 local, 04:00 GMT)
Use the below details to login to TVNSports.com and enjoy free watching.
Login: free ; Password: free
Login at: http://www.tvnsports.com/members
This only works in Internet Explorer. It might also ask you to an ActiveX ( NAGA VOD Active-X control ) which is basically a peer to peer video sharing thing.
You can these below free online cricket streaming links as well.