After upgrade freeradius to the last release (2.2.5+dfsg-0.2+deb8u1), the system of zero touch return an error:
rlm_sql: Failed to create the pair: Unknown attribute "Cambium-Canopy-VLMGVID" requires a hex string, not "13" rlm_sql (sql): Error getting data from database [sql] Error retrieving reply pairs for group Canopy SM [sql] Error processing groups; rejecting user
thanks.