Conclusion:
1: It's not an issue of dynamic IP, but the problem lies when you download 2 files from 2 different IPs at the same time. Please don't do that, FS thinks that youre sharing your premium account. You can download all you want but only from 1 IP at a time.
2: If you use JDownloader, IDM, or any DL manager please secure your ID/password. Don't share it with anybody.
3: If you are an uploader, don't upload deleted files over and over again (DMCA).
1: It's not an issue of dynamic IP, but the problem lies when you download 2 files from 2 different IPs at the same time. Please don't do that, FS thinks that youre sharing your premium account. You can download all you want but only from 1 IP at a time.
2: If you use JDownloader, IDM, or any DL manager please secure your ID/password. Don't share it with anybody.
3: If you are an uploader, don't upload deleted files over and over again (DMCA).