fragment z pliku konfiguracyjnego freeradiusa:
#v+
# Session database, used for checking Simultaneous-Use. Either the radutmp
# or rlm_sql module can handle this.
# The rlm_sql module is *much* faster
session {
# radutmp
#
# See "Simultaneous Use Checking Queries" in sql.conf
# sql
}
#v-