> yes, you dont seem to have 3GPP-IMSI in your dictionary file. thus the string > expansion fails
Yes, that was my first thought but I am confident it is there, that's why it is strange⦠[root@server ~]# grep IMSI /usr/local/share/freeradius/dictionary.3gpp ATTRIBUTE 3GPP-IMSI 1 string ATTRIBUTE 3GPP-IMSI-MCC-MNC 8 string [root@server ~]# - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html

