About Linux certifications

I researched a bit about certifications on Linux, specifically on ubuntu
So, here is the web page: http://www.ubuntu.com/training/certificationcourses
Canonical/Ubuntu wants you to pass the following 3 exams/certifications prior to be able to take the Ubuntu Certified Professional (UCP):
LPI 101
LPI 102
Ubuntu 199

The first think that I found is this:
http://www.freeuoc.org/ a forum for certification (I guess)
http://www.ubuntu.com/training/certificationcourses/professional/curriculum2
Detailed curricula for UCP

Will follow up another day.