LevelOne GBR-4001 User Manual page 132

Chapter 12 VPN
Enable the configuration: Check it to enable this configuration.
Enable NAT: After NAT is enabled, the PPTP client will do NAT to the PPTP tunnel, that is,
translate the LAN IP address to the IP address assigned by the peer PPTP server, so that LAN
users will be connected to the LAN at the opposite end of the tunnel with the IP address
assigned by the PPTP server, and the device at the opposite end of the tunnel need not to set
the local route.
Tunnel name: The name of the tunnel, which cannot repeat with the instance name existing in
the device.
User name: The user name when dialing this tunnel.
Password: The password used when dialing the tunnel.
Password authentication mode: Sets the password authentication mode to establish PPTP
VPN. The options include MS-CHAPV2, PAP, CHAP, ANY (automatically negotiate with the
peer device on password authentication mode). Make sure that the password authentication
mode is consistent with that of the server.
Encryption mode: Sets the data encryption mode, with the options of MPPE encryption, no
encryption. Note: In the use of MPPE encryption mode, MS-CHAPV2 password
authentication mode must be selected.
Remote Intranet network address: Fills in the IP address of the remote Intranet, which can be
the LAN IP address of the remote VPN gateway.
Remote Intranet subnet mask: The subnet mask of the remote Intranet.
Tunnel server address (name): Fills in the IP address or domain name of the WAN port of the
remote VPN gateway.
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