Thank you for your advise Alisa. Let me give it a try and will advise the result back. :o There is no special application running, only live IPTV feeds (via udp) from some of the provider in Thailand.

Region : Thailand Model : TD-W8970 Hardware Version : V1 Firmware Version : ISP : Hi everone, Just purchased and installed TD-W8970 couple days ago. Everything are running perfectly accept multicast...