38 Days before the lab date... i did not happen to do a lot of studies today. Just reread through through MVPN section of MPLS and VPN Architectures Vol 2. It was so far the best resource that i've found for MVPN knowledge. I don't know about the others, but i know i am not strong in multicast topic. So, i need to spend more time on it. Anyway, here i list out some other resources which is good for multicast topic.