> it's so complicated that I still can't grasp how it all works I have seen too many people that have the same excuse. The advise I gave them is to forgot all

> it's so complicated that I still can't grasp how it all works I have seen too many people that have the same excuse. The advise I gave them is to forgot all the things learnt from IPv4 and study IPv6 as a totally new IP stack. The problem is people look at it from IPv4 view, which is a currently a mess with IPv4 exhaustion.