
Billion BiPAC 8500/8501/8520/8521 SHDSL (VPN) Firewall Bridge/ Router
L2TP Connection - Remote Access (BiPAC 8500/ 8501/ 8520 Only)
L2TP VPN Connection
•Connection Name:
•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 radion button if it is to operate as a VPN server.
oWhen configuring your router as a Client, enter the remote Server IP Address (or Hostname) you wish to connect to.
oWhen configuring your router as a server, enter the Private IP Address Assigned to Dial in User address.
•Username: If you are a
•Password: If you are a
•PPP Authentication Type: Default is Auto if you want the router to determine the type of authentication to use, or else manually specify CHAP (Challenge Handshake Authentication Protocol) or PAP (Password Authentication Protocol) if you know which type the server is using (when acting as a client), or the authentication type you want clients to use (when acting as a server). When using PAP, the password is sent unencrypted, whilst CHAP encrypts the password before sending, and this presents challenges at different periods to ensure that the client has not been replaced by an intruder.