Hi all,especially for Mr. Tom Shinder and Mr. Jim Harrison i'm still have a problems in ISA server/VPN server. i have follow the instruction from article " Configuring The Windows Server 2003 ISA server 2000/VPN server. but i still can not access the VPN server. my configuration is : using PPTP protocols and not use certificate machine. when i connect the VPN server, there is a pop-up windows "Error Connecting to Virtual Private Connection" Verifying username and password Error 649 : The account does not have permission to dial in. eventhough i use Administrator name., my vpn client use windows 2000 professional. Please help me, cause i've already stress because the VPN server :( I'm waiting for your answer. Thanks a lot.