Billion BiPAC SHDSL/SHDSL.bis (VPN) Firewall Bridge/ Router
Configuring L2TP VPN in the Branch Office
The IP address 69.1.121.30 is the Public IP address of the router located at head office. If you registered the DDNS (please refer to the DDNS section of this manual), you can also use the domain name instead of the IP address to reach the router.
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Item 
Function
Description
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Connection
Name
Dial out
Server IP
Address (or
Hostname)
Peer Network IP
Netmask
Username
Password
Auth.Type
BranchOffice
69.121.1.33
192.168.1.0
255.255.255.0
username
123456
Chap(Auto)
Given a name of L2TP connection
Check the Dial out radio button
IP address of the head office router (in WAN side)
Head office network
Input username & password to authenticate branch office network
Kept as a default value in most cases.
