Billion BiPAC SHDSL/SHDSL.bis (VPN) Firewall Bridge/ Router
Chapter 4: Configuration
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L2TP Connection - LAN to LAN (BiPAC 8500/ 8501/ 8520 Only)
L2TP VPN Connection
• Connection Name: User-defined description of the connection.
• Type: Check the Dial Out radio button if you want your router to operate as a client
(connecting to a remote VPN server, e.g. your office server), check the Dial In radio
button if it is to operate as a VPN server.
o When configuring your router to establish the connection with a remote LAN, enter
the remote Server IP Address (or Hostname) you wish to connect to.
o When configuring your router as a server to accept incoming connections, enter
the Private IP Address Assigned to Dial in User address.
• Peer Network IP: Enter the Peer network IP address.
• Netmask: Enter the subnet mask of peer network based on the Peer Network IP setting.
• Username: If you are a Dial-Out user (client), enter the username provided by your Host.
If you are a Dial-In user (server), enter your own username.
• Password: If you are a Dial-Out user (client), enter the password provided by your Host.
If you are a Dial-In user (server), enter your own password.
• PPP Authentication Type: Default is Auto if you want the router to determine the
authentication type to use, or else manually specify CHAP (Challenge Handshake
Authentication Protocol) or PAP (Password Authentication Protocol) if you know which
