PPTP Configuration ........................................................................................................................................................128
Configuring the VPN IP Pool ..........................................................................................................................................................128
Configuring PPTP Globally .............................................................................................................................................................129
Configuring the PPTP Server ........................................................................................................................................................129
Configuring the PPTP Client ..........................................................................................................................................................130
(Optional) Configuring the PPTP Users ...................................................................................................................................131
Verifying the Connectivity of PPTP VPN Tunnel ................................................................................................................132
Configuration Examples ...............................................................................................................................................134
Example for Configuring IPSec VPN .........................................................................................................................................134
Network Requirements .......................................................................................................................................................134
Network Topology .................................................................................................................................................................134
Configuration Scheme ........................................................................................................................................................134
Configuration Procedure ...................................................................................................................................................135
Example for Configuring L2TP VPN ..........................................................................................................................................138
Network Requirements .......................................................................................................................................................138
Configuration Scheme ........................................................................................................................................................139
Configuration Procedure ...................................................................................................................................................139
Example for Configuring PPTP VPN ..........................................................................................................................................141
Network Requirements .......................................................................................................................................................141
Configuration Scheme ........................................................................................................................................................141
Configuration Procedure ...................................................................................................................................................141
Configuring Authentication
Overview ............................................................................................................................................................................145
Typical Topology .................................................................................................................................................................................145
Portal Authentication Process .....................................................................................................................................................146
Supported Features ...........................................................................................................................................................................146
Supported Web Server .......................................................................................................................................................147
Supported Authentication Server.................................................................................................................................147
Guest Resources....................................................................................................................................................................147
Local Authentication Configuration ......................................................................................................................... 148
Configuring the Authentication Page .......................................................................................................................................148
Configuring the Local User Account ........................................................................................................................................151
Configuring the Local User Account ........................................................................................................................... 151
(Optional) Configuring the Backup of Local Users ..............................................................................................154
Radius Authentication Configuration ......................................................................................................................155
Configuring Radius Authentication ............................................................................................................................................155