Billion BiPAC 8900AX-1600 R2 User Manual page 213

Connection Type: Select Remote Access for single user, Select LAN to LAN for remote gateway.
Peer Network IP: Please input the subnet IP for Server.
Peer Netmask: Please input the Netmask for Server.
Tunnel Authentication: Select whether to enable L2TP tunnel authentication, if the server side
enables this feature, please follow.
Secret: Enter the set secret password in the server side.
Remote Host Name: Enter the remote host name featuring the destination of the L2TP tunnel.
Local Host Name: Enter the local host name featuring the source of the L2TP tunnel.
Click Add button to save your changes.
 Disable
WAN Interface: Select the exact WAN interface configured for the tunnel. Select Default to use the
now-working WAN interface for the tunnel. Under this circumstance, client and server communicate
through pure L2TP server.
Username: Enter the username provided by your L2TP Server.
Password: Enter the password provided by your L2TP Server.
Auth. Type: Default is Pap or CHap 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 type the server is using. When using PAP, the
password is sent unencrypted, whilst CHAP encrypts the password before sending, and also allows
for challenges at different periods to ensure that an intruder has not replaced the client.
L2TP Server Address: Enter the IP address of the L2TP server.
Connection Type: Select Remote Access for single user, Select LAN to LAN for remote gateway.
Peer Network IP: Please input the subnet IP for Server.
Peer Netmask: Please input the Netmask for server.
Tunnel Authentication: Select whether to enable L2TP tunnel authentication, if the server side
enables this feature, please follow.
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