For the green light time as i wrote in gp4italia documentation you have to konw that:
**Download limit
In this site there are file hosted in our server and file hosted in external ones (called mirror). A simple image inform you what type of file you are starting to download. External file can be download 24/24 h everytime. There are limitation for gp4italia hosted files. Every day we offer to our users 3GB of download traffic. This 3 GB are divided in three download sessions [1GB each one]. Download session start every day at:
1st session: 06.00 GMT [1 GB available]
2nd session: 13.00 GMT [1 GB available]
3rd session: 20.30 GMT [1 GB available]
At the end of BW available the traffic light will become red and it's possible to download only files brands "external hosting file" (will be in this section all the best files like the MP2005. This because we don't want absolutely to earn nothing, we want only offer a better service to our users).