Please Help me about Freeradius!

[Thassanai Mhuansean]

My system: FreeBSD 4.8 + freeradius-0.8.1 authentication with mysql . Access server is Cisco 3640 series and IOS version 12.2.   My Question: I use RAN (Remote Access Network) to Router 3640 by username: [EMAIL PROTECTED] and password: test555 when I used authentication on router 3640, it 's OK. But when I used radius authentication and into debug mode it shown.     rad_recv: Accounting-Request packet from host 203.121.143.20:1646, id=114, length=203         Acct-Session-Id = "00000119"         Tunnel-Server-Endpoint:0 = "172.21.250.34"         Tunnel-Client-Endpoint:0 = "172.21.129.6"         Tunnel-Assignment-Id:0 = "session-id"         Tunnel-Type:0 = L2TP         Acct-Tunnel-Connection = "265"         Tunnel-Client-Auth-Id:0 = "LAC"         Tunnel-Server-Auth-Id:0 = "session-id"         Framed-Protocol = PPP         Acct-Authentic = Local         Acct-Status-Type = Start         User-Name = "qwerty123\000isdn.xxx.com"         Acct-Multi-Session-Id = "000000BA"         Acct-Link-Count = 2         Framed-IP-Address = 203.x.x.x         NAS-Port = 2         NAS-Port-Type = Virtual         Service-Type = Framed-User         NAS-IP-Address = 203.x.x.x         Acct-Delay-Time = 30   From above. Username field is encrypted from "@" into "\000" then Authentication fail!. What should I do? Please help me.   Best regards, ================================ Thassanai  Mhuansean System Engineer Wireless GMM GRAMMY PCL. Mobile: 661 4850300 Tel: 662 4850300p2 E-mail: [EMAIL PROTECTED]