>So, I'm very newer with linux also freeradius. If you permit, how can I see if >the NAS send the account package? I'm using a ZINWELL G220 Plus and TP LInk >WA501G.
First run freeradius in debug mode (radiusd -X). If you don't see accounting packets use wireshark. If wireshark can't see them check if you have enabled accounting on your AP. Ivan Kalik Kalik Informatika ISP - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html