http://www.softwarepublico.gov.br/dotlrn/file-storage/download/monitoring.tar.gz?file%5fid=1801581
You can also make a svn checkout and get the latest code:
svn co http://svn.softwarepublico.gov.br/svn/openacs/spb/packages/monitoring
Sorry about the troubles. I guess it's gonna work now.